MSI Thin A15 B7V review: Thin Budget = Thin GPU Power (But It Has Some Strenghts Too!)
The MSI Thin A15 makes a clear promise right in its name: it aims to deliver a gaming experience in a portable, lightweight package. To achieve this slim profile without melting its components, MSI has made a drastic and defining decision: to severely limit the power of its graphics card. The result is a laptop with an RTX 4060 that, in many cases, performs worse than cheaper machines equipped with an RTX 4050. This is the central paradox of the Thin A15. It’s a machine that boasts phenomenal cooling and excellent stability, but at what cost to performance? Is its quiet, cool operation enough to justify such a significant handicap?
You can check the prices and configurations in our Specs System: https://laptopmedia.com/series/msi-thin-a15-b7ux-b7vx/
Contents
- Specs, Drivers, What’s in the box
- Design and construction
- Display and Sound Quality, Display Profiles
- Get our profiles
- Work Performance: CPU, Storage, AI
- GPU and Gaming Performance
- [eBook Guide + Tools] How to MAX OUT Your Laptop
- Temperatures and Comfort, Noise, Stability
- Battery Life
- Disassembly, Upgrade options, and Maintenance
- Verdict
Specs, Drivers, What’s in the box
MSI Thin A15 (B7Ux / B7Vx) - Specs
- HDD/SSD
- up to 4000GB SSD
- M.2 Slot
- 1x 2280 M.2 NVMe PCIe 4.0 x4 See photo
- RAM
- up to 64GB
- OS
- Windows 11 Home, Windows 11 Pro, No OS, Windows 10 Home, Windows 10 Pro, DOS
- Battery
- 52.4Wh, 3-cell, 52.4Wh
- Body material
- Plastic / Polycarbonate
- Dimensions
- 359 x 254 x 21.7 mm (14.13" x 10.00" x 0.85")
- Weight
- 1.86 kg (4.1 lbs)
- Ports and connectivity
- 3x USB Type-A
- 3.2 Gen 1 (5 Gbps)
- 1x USB Type-C
- 3.2 Gen 2 (10 Gbps), Power Delivery (PD), DisplayPort
- HDMI
- 2.1 (8K@60Hz / 4K@120Hz)
- Card reader
- Ethernet LAN
- 10, 100, 1000 Mbit/s
- Wi-Fi
- 802.11ax
- Bluetooth
- 5.3
- Audio jack
- 1x Headphone Jack + 1x Microphone Jack
- Features
- Fingerprint reader
- optional
- Web camera
- HD
- Backlit keyboard
- optional
- Microphone
- Speakers
- 2x 2W Stereo Speakers, DTS Audio, Hi-Res Audio
- Optical drive
- Security Lock slot
- Kensington Lock
All MSI Thin A15 (B7Ux / B7Vx) configurations
Drivers
All drivers and utilities for this notebook can be found here: https://www.msi.com/Laptop/Thin-A15-B7UX/support
What’s in the box?
MSI keeps the unboxing experience for the Thin A15 B7V focused and minimalist.
Inside, you’ll find the core essentials: the laptop itself, its 120W power adapter, and the usual set of instructional booklets.
However, MSI does include a nice digital bonus – a code for one month of PC Game Pass to get your gaming library started.
Design and construction
The MSI Thin A15 B7V utilizes a design that’s a classic in MSI’s playbook, a familiar chassis that has served numerous entry-level gaming series well. It’s a visually pleasing and successful design; when closed, its clean lines and dark “Cosmos Gray” finish (a shade reminiscent of Apple’s Space Gray) could almost let it pass as a stylish work laptop.
The only real giveaways to its gaming nature are the slightly more aggressive angular lines at the front. Of course, this subtlety vanishes the moment you open the lid and power it on, as the single-colour blue keyboard backlight bathes the deck in a cool, futuristic glow. The chassis is made of plastic that mimics the look of metal, and while it does pick up some light smudges here and there, they’re easily wiped away.
As the “Thin” in its name suggests, this model aims for portability, though we’d say it succeeds more on the “light” front than the “thin” one. It weighs a very manageable 1.86 kg (4.10 lbs), making it easy to carry around. Its thickness, at 21.7 mm (approximately 0.85 inches), is reasonable but not record-breaking. This physical profile is a direct result of the balancing act MSI is performing here: achieving good gaming performance at a budget-friendly price, which we know involves some component power adjustments we’ll explore later. In line with its budget positioning, the build quality is functional but not luxurious. There’s a bit of flex in some areas if you apply pressure, which is typical for more affordable gaming machines, and the hinges are too firm for a one-handed open.
Once open, the display is framed by respectably thin 7mm (approximately 0.28 inches) side bezels. The top bezel, however, is quite substantial, measuring 17mm (approximately 0.67 inches) at its thickest point in the center. This area houses the basic HD (720p @ 30fps) webcam and microphones. A cost-saving measure here is the absence of a privacy shutter for the camera. The screen itself opens to a maximum angle of about 140 degrees, which is perfectly adequate as there are no touchscreen versions that would necessitate a lay-flat design.
The keyboard deck forgoes a NumPad, a decision we feel is wise, as squeezing one in would have resulted in uncomfortably small keys. This allows the main keys to be generously sized and comfortable for both typing and gaming, even without much space flanking the keyboard. As mentioned, the keyboard features a striking blue backlight. For biometric login, you’ll be relying on traditional passwords, as there is no fingerprint reader. Below the keyboard is the trackpad, and this has historically been an area of compromise for MSI’s budget series. While it gets the job done for basic navigation, it does exhibit a certain looseness, producing a slight rattling sound when tapped. It’s not a deal-breaker, but it’s a noticeable quirk. Its size is also modest at 105 x 65 mm (4.13 x 2.56 inches).
Ports and Connectivity
The MSI Thin A15 B7V features a practical, if somewhat unconventionally distributed, array of ports. On the left side, the layout is very simple, containing only the dedicated DC-in power connector and a single USB 3.2 Gen 1 Type-A port, which operates at 5Gbps speeds.
The right side of the laptop is where the majority of the connectivity is located. Here you’ll find a Kensington lock slot for physical security and a standard Gigabit Ethernet (RJ-45) port for wired networking. A versatile USB-C port is also present, offering USB 3.2 Gen 2 speeds (up to 10Gbps), DisplayPort Alt Mode for video output, and Power Delivery 3.0. This is accompanied by two additional USB 3.2 Gen 1 Type-A ports (5Gbps). A notable and increasingly rare feature is the inclusion of separate 3.5mm jacks for microphone-in and headphone-out, which may be beneficial for users with specific audio equipment.
The rear of the chassis is dedicated solely to a powerful HDMI 2.1 port. This output is capable of driving external displays at high resolutions and refresh rates, such as 8K at 60Hz or 4K at 120Hz, making it well-suited for high-end gaming monitors or TVs. While the overall selection is functional, it’s worth noting that all three USB-A ports operate at the base 5Gbps speed.
For wireless communication, the MSI Thin A15 B7V is equipped with a Wi-Fi 6E (802.11ax) module, providing fast and reliable connections on compatible networks, including access to the less-congested 6 GHz band. This is paired with Bluetooth 5.3 for connecting a wide range of wireless peripherals.
Display and Sound Quality, Display Profiles
There are no display options, you have only one choice – 1080p / 144 Hz. It’s a typical budget gaming panel with low color coverage. On the bright side, it scores high on Eye-Safety wich is appreciated.
| MSI Thin A15 B7V | N156HRA-EA1 (CMN1521) |
| Diagonal | 15.6 inches (39.6 cm) |
| Panel Type | IPS |
| Resolution | 1920 x 1080 pixels |
| Max Refresh Rate | 144 Hz |
| Aspect Ratio | 16:9 |
| Pixel Density | 142 PPI |
| ‘Retina’ Distance | Greater than or equal to 60 cm |
The 1080p / 144 Hz panel of MSI Thin A15 B7V under our microscope
Viewing Angles
Viewing angles are good. We take photos from different angles to evaluate the quality.
Also, a video with locked focus and exposure.
Color Coverage
The whole “sail-shaped” map below (Fig. 1) consists of all the colors we can see, while the black crooked line shows all the colors from real-world scenes and nature around us.
Then, we’ve drawn some of the most important and interesting color spaces, compared to the colors the panel of MSI Thin A15 B7V can show:
Standard/For Web: sRGB – widely used color space for most consumer devices, ideal for Web design and development
For Print: AdobeRGB – used in professional photo editing, graphic design, and print
For Photographers/Video Editors: DCI-P3 – used in high-end film production, post-production, and digital cinema
Premium HDR: Rec.2020 – the widest consumer ITU color standard, covering a massive 75.8% of the visible spectrum, a benchmark for premium HDR content.
MSI Thin A15 B7V: the yellow dashed triangle (– – – – – –) represents the range of colors this monitor can show.
In our tests, we calculated the total color coverage of the display at 57% of the sRGB color gamut and 46% of the DCI-P3 color gamut.
(Fig.1) MSI Thin A15 B7V covers 57% of the sRGB gamut
Brightness and Contrast
The maximum brightness in SDR mode is 274 cd/m² in the center of the screen and 260 cd/m² averaged across the surface with a maximum deviation of 12%.
The Correlated Color Temperature (CCT) on a white screen at maximum brightness is 6870K.
The contrast ratio is 1440:1.
Uniformity: Luminance, Contrast, and Color Deviation
The figure below shows the results from our uniformity test across different sections of the screen. It’s measured at 184 nits (Windows slider = 75%) — a brightness level we consider typical for standard working conditions.
DeltaE values below 4.0 are acceptable for regular users. For those working with colors, screens with DeltaE values no higher than 2.0 are recommended.
Color Accuracy
Let’s check the difference between real colors and those you’ll see on the MSI Thin A15 B7V. We measure that distance in DeltaE – the higher the number, the more different they look.
Values below 4.0 are acceptable for regular users, while values below 2.0 are suitable for color-sensitive work. A value below 1.0 means the difference is indistinguishable to the naked eye.
For the next graph, we’ve selected 24 common colors, including dark/light skin, blue sky, green grass, etc.
Before our calibration of the MSI Thin A15 B7V, the Average color accuracy was 4.7 dE (Fig. 2), and with our Design and Office Work profile, it lowered to 3.5 dE (Fig. 3). Better, althoug far from ideal.
(Fig. 2) MSI Thin A15 B7V in its factory condition
(Fig. 3) MSI Thin A15 B7V with our display profile
Comparison in the sRGB color space.
Here’s an illustration of what the Design and Office profile aims to deliver:
Left: No Profile | Drag the slider to see the difference | Right: Design & Office Profile
Visibility in dark scenes
Have you ever watched a movie with dark scenes where you could barely see anything? This often happens because many display panels struggle to differentiate the darkest nuances, making them appear the same.
The next figure illustrates how well the display reproduces these dark nuances. The left side of the image shows the display with stock settings, and the right side shows it with our Gaming and movies profile activated.
On the horizontal axis are the grayscale levels, and on the vertical axis – the corresponding display brightness.
You can also check how your display handles the darkest nuances but keep in mind that this also depends on the settings of your current display and the surrounding light conditions.
Response time (Gaming capabilities)
We test the reaction time of the pixels with the usual “black-to-white” and “white-to-black” method from 10% to 90% and vice versa.
We recorded Fall Time + Rise Time = 19.5 ms. Short pixel response time is a prerequisite for a smooth picture in dynamic scenes.
After that, we test the reaction time of the pixels with the usual “Gray-to-Gray” method from 50% White to 80% White and vice versa between 10% and 90% of the amplitude.
Health Impact: PWM (Screen flickering)
Some use PWM to regulate their brightness, which means that instead of reducing the light intensity, they pulse or flicker. Our brain merges the image, so it appears darker, but this strains both it and our vision, especially when the frequency of the pulses is low. You can read more about that in our dedicated article on PWM.
In the graph below, you see the intensity of light at different brightness levels—on the vertical axis is the brightness of the emitted light, and on the horizontal axis—time.
The light from the backlight of the MSI Thin A15 B7V display is not pulse-width modulated, providing visual comfort in the discussed aspect.
Health Impact: Blue light emissions
Installing our Health-Guard profile reduces harmful Blue Light emissions while keeping the colors of the screen perceptually accurate.
If you’re not familiar with the Blue light, the TL;DR version is – emissions that negatively affect your eyes, skin, and your whole body. You can find more information about that in our dedicated article on Blue Light.
Health Impact: Screen Reflectance
Glossy-coated displays can cause eye fatigue in high ambient light conditions due to reflections. We measure the level of screen reflection with the display turned off, at a 60° angle.
The reflectance of the MSI Thin A15 B7V’s screen is 48.1 GU. Very good result!
High Gloss: >70 GU
Medium Gloss: 30 – 70 GU
Low Gloss: <30 GU
Get our profiles
Since our profiles are tailored for each individual display model, this article and its respective profile package are meant for MSI Thin A15 B7V configurations with N156HRA-EA1 (CMN1521), 1920 x 1080, IPS panel.
*Should you have problems with downloading the purchased file, try using a different browser to open the link you’ll receive via e-mail. If the download target is a .php file instead of an archive, change the file extension to .zip or contact us at [email protected].
Read more about the profiles HERE.
In addition to receiving efficient and health-friendly profiles, by buying LaptopMedia's products you also support the development of our labs, where we test devices in order to produce the most objective reviews possible.
Design and Office
The Design and Office profile makes display colors as close to real as possible.Ideal not only for professionals but also for everyday users, it meets sRGB standards (D65 white point, sRGB gamma) with minimal DeltaE for precise color reproduction on your panel.
Gaming and Movies
Have you ever watched a movie where, during dark scenes, you can barely see anything? Many displays fail to distinguish dark tones properly. Our Gaming and Movies profile enhances low-light performance, like HDR tech, using a gamma curve tailored to human perception — ideal for gamers seeking faster reactions and clearer visuals.
Health-Guard
Our Health-Guard profile protects your eyes by eliminating PWM flickering, reducing strain and fatigue, and minimizing harmful Blue light exposure that can disrupt sleep and health. It uses software dimming and a gamma curve tailored to human perception for comfort and safety during screen use.
Get All The Profiles With 33% Discount!
Sound
When we subjectively listen to a sound file through the built-in speakers (2x2W speakers), the sound quality offered by the MSI Thin A15 B7V is very good. The low, mid, and high frequencies are clear.
Work Performance: CPU, Storage, AI
All performance and temperature tests are conducted with “Extreme performance” mode activated in MSI Center:
CPU and Work Performance
The MSI Thin A15 (B7Ux / B7Vx) lineup offers a balanced choice of AMD’s high-efficiency H-series processors. At the top is the Ryzen 7 7735HS, currently ranked #79 in our Top Laptop CPU Ranking, delivering strong multi-core performance suitable for gaming and productivity in a thin chassis. A more budget-friendly option, the Ryzen 5 7535HS, is also available – still capable for daily use and light creative workloads while maintaining good power efficiency.
The CPU performance is similar to Intel Core i5-12450HX in Lenovo LOQ 15 Essential (detailed review) for single-core tasks but has a solid advantage for multi-core load. It even surpasses Intel Core 5 210H, and it’s not that far away from AMD Ryzen AI 7 350. If you need CPU power in an affordable package, MSI Thin A15 is one of the best choices out there.
Single-core performance ensures smooth operation and responsiveness in operating systems, providing a better user experience.
Results are from the Geekbench 6 Single-Core test (higher is better)
Multi-core performance is essential for handling complex and demanding tasks, such as Video editing, CAD, and Scientific simulations.
Results are from the Geekbench 6 Multi-Core test (higher is better)
Here, we evaluate the CPU's performance using a real-world 3D rendering task, assessing its ability to handle complex computations and rendering workloads efficiently.
Results are from the Cinebench 2024 Multi-Core test (higher is better)
Storage Performance
We ordered a configuration with 512GB storage and it arrived with a budget Micron 2400E (MTFDKBA512QFM) NVMe, with 4.6GB/sec sequential read, and 1.8GB/sec sequential write speed.
AI Performance
Here you can see the position of the GPUs and CPUs (NPUs) found within the MSI Thin A15 (B7Ux / B7Vx) in our AI Hardware Performance Rankings based on their AI processing power, measured in TOPS (Tera Operations Per Second) - a critical metric indicating the computational throughput, particularly for AI tasks.
The first column shows peak performance for INT8/FP8 precision, which is the most widespread metric for evaluating AI inference capabilities. We exclude Sparsity to provide a more accurate reflection of AI performance in dense computation scenarios where sparsity optimizations may not be applicable. The second and third columns show the performance with Sparsity, and FP4 TFLOPS, when supported.
For SoCs, the results reflect the peak performance of the integrated NPU. Additionally, it’s important to note that, according to Microsoft, a NPU must have at least 40 TOPS of AI computing power for the PC to be considered “AI-capable.”
| # | GPU / CPU (NPU) | TOPS INT8/FP8 No Sparsity | TOPS INT8/FP8 Sparsity | TFLOPS FP4 Sparsity |
|---|---|---|---|---|
| 1149. | NVIDIA GeForce RTX 4060 (Laptop) | 116 | 232 | — |
| 1286. | NVIDIA GeForce RTX 4050 (Laptop) | 97 | 194 | — |
| 1462. | NVIDIA GeForce RTX 3050 (Laptop) | 57 | 114 | — |
GPU and Gaming Performance
For graphics, the Thin A15 provides a range of NVIDIA RTX 40 and 30-series laptop GPUs, all configured at 45W TDP. Users can choose between the RTX 4060 (#126 in our Top Laptop Graphics Ranking) for better performance, or more affordable alternatives like the RTX 4050 (#138), RTX 3050 (#186), and even the older RTX 2050 (#204). These GPUs offer improved efficiency and support for modern features like ray tracing and DLSS, enabling reasonable gaming and content creation performance within a sleek form factor.
For our review we chose the top option – RTX 4060:
As you can see, the 75W RTX 4050 in Acer Nitro V 15 ANV15-52 (detailed review) is faster than the 45W RTX 4060 in MSI Thin A15. We wouldn’t say that this is too bad for the MSI Thin A15 only because there are some super affordable A15 configurations, but you should definitely not expect “typical” RTX 4060 performance from this machine.
In other words, everything comes to the price so you should definitely check out our Top Laptop Graphics Ranking and see what’s the best laptop GPU that fits in your budget.
The results are from 3DMark Time Spy (Graphics). Higher is better.
The results are from 3DMark Wild Life Extreme Unlimited. Higher is better.
MSI Thin A15 (B7Ux / B7Vx) GPU variants
Here you can see an approximate comparison between the GPUs that can be found in the MSI Thin A15 (B7Ux / B7Vx) models on the market. This way you can decide for yourself which MSI Thin A15 (B7Ux / B7Vx) model is the best bang for your buck.
Note: The chart shows the cheapest different GPU configurations so you should check what the other specifications of these laptops are by clicking on the laptop’s name / GPU.
The results are from 3DMark Time Spy (Graphics). Higher is better.
Results are from the 3DMark: Fire Strike (Graphics) benchmark (higher the score, the better)
Results are from the 3DMark: Wild Life (Graphics) benchmark (higher the score, the better)
Results are from the Unigine Superposition benchmark (higher the score, the better)
Gaming tests
Despite its low 45W TGP, the RTX 4060 in this configuration performs admirably. In Counter-Strike 2, it delivers a very smooth 129 FPS at 1080p on Very High settings, making it a great choice for competitive players looking to utilize the 144Hz panel.
| Counter Strike 2 | 1080p, Very High (Check settings) |
| Average FPS | 129 FPS |
The laptop shows surprising strength in the demanding Black Myth: Wukong. It achieves an excellent 124 FPS on Low settings and a very solid 66 FPS on High settings at 1080p, offering a great experience either way.
| Black Myth: Wukong | 1080p, Low (Check settings) | 1080p, High (Check settings) |
| Average FPS | 124 FPS | 66 FPS |
In Shadow of the Tomb Raider, the machine delivers a fantastic high-refresh-rate experience, pushing 116 FPS at 1080p on Medium settings. This ensures gameplay is both visually pleasing and incredibly fluid.
| Shadow of the Tomb Raider | 1080p, Medium (Check settings) |
| Average FPS | 116 FPS |
The power-efficient RTX 4060 manages to hit the golden 60 FPS mark in the graphically intensive Metro Exodus Enhanced Edition on High settings at 1080p. This is a great result for such a demanding, ray-tracing-enabled title.
| Metro Exodus Enhanced Edition | 1080p, High (Check settings) |
| Average FPS | 60 FPS |
[eBook Guide + Tools] How to MAX OUT Your Laptop
You can make your laptop Faster. LaptopMedia has tested thousands of models in the last 15 years, and we have yet to see a notebook that couldn't be made more powerful through modifications.
That's why we decided to bundle everything we know about how to achieve this in an Easy-to-Follow, Step-by-Step, and Laboratory-Tested, all in one project.
Read more about it here:
[eBook Guide + Tools] How to MAX OUT Your Laptop
🛠️ GPU Modifications: vBIOS, Overclocking, Undervolting
⚙️ Building Fast/Reliable RAID configuration
💻 Hardware upgrade tips for best results
🖼 Display enhancing
💾 OS Optimization for best performance
Temperatures and Comfort, Noise, Stability
At idle, the CPU package of the AMD Ryzen 7 7735HS maintains a temperature of 52ºC, and the notebook is barely audible.
Office Work, Web Development, Design
Short periods (0:00 – 0:10 s) of 100 % CPU load
This test shows the CPU behavior during short periods of serious load. It’s important for users who are looking for laptops suitable for tasks like Web Design and Programming.
| AMD Ryzen 7 7735HS | Avg. P-Core Clock | Avg. CPU Temp. | Avg. CPU Power |
| MSI Thin A15 B7V | 4054 MHz | 64 °C | 46 W |
The MSI Thin A15 B7V demonstrates strong initial burst performance, with the CPU reaching a peak clock of 4380 MHz and consuming 49 W within the first five seconds. During this demanding short load, the average clock speed over ten seconds remained high at 4054 MHz, maintaining good responsiveness for tasks like web development. The CPU’s peak temperature reached 84 °C, which falls within the acceptable range, indicating adequate cooling for brief intensive operations. The average temperature of 64 °C further confirms efficient thermal management for these transient workloads, ensuring reliable performance without significant thermal throttling.
Video editing, Scientific computing, Software compilation, 3D rendering
Long periods (0:00 – 30:00 min) of 100 % CPU load
This test shows the CPU behavior during long periods of serious load. It’s important for users who are looking for laptops suitable for tasks like Video Editing and 3D Rendering.
| AMD Ryzen 7 7735HS | Avg. P-Core Clock | Avg. CPU Temp. | Avg. CPU Power |
| MSI Thin A15 B7V | 3746 MHz | 78 °C | 45 W |
For extended computational tasks, the MSI Thin A15 B7V maintains a robust average CPU clock speed of 3746 MHz over a 30-minute period, indicating strong sustained performance for demanding applications like video editing or 3D rendering. The average CPU temperature during this long load settles at 78 °C, which is well within acceptable limits, confirming effective long-term thermal management. While a minor clock drop to 3653 MHz was observed between 30 seconds and 5 minutes, the system quickly stabilized, delivering consistent performance. Power consumption remained stable at an average of 45 W, reflecting efficient operation under sustained high load.
Gaming Stability
Continuous gaming (1-hour test)
This test evaluates the laptop’s performance under sustained GPU load and high CPU usage.
| NVIDIA GeForce RTX 4060 | Avg. GPU Clock | Avg. GPU Temp. | Avg. Memory Clock | Avg. GPU Mem Temp. | Avg. GPU Power |
| MSI Thin A15 B7V | 1765 MHz | 71 °C | 1381 MHz | 78 °C | 44 W |
The MSI Thin A15 B7V demonstrates excellent stability during a continuous one-hour gaming session. The NVIDIA GeForce RTX 4060 maintains a strong average clock speed of 1765 MHz, with a peak of 1890 MHz, ensuring consistent frame rates for extended periods. Thermal management is highly effective, as the GPU core’s average temperature remained at 71 °C, with a peak of 72 °C, both well within good operating limits. Similarly, GPU memory temperatures were efficiently managed, averaging 78 °C with a peak of 84 °C, also classified as good. This performance is sustained with an average GPU power draw of 44 W.
Battery Life
The MSI Thin A15 B7V has a 52.4Wh battery unit which has been tested in ECO-Silent mode – this one should provide the longest possible battery life.
The laptop worked for 3 hours and 45 minutes on a single charge. This is the worst result of all tested machines here but it’s not unexpected given that the battery unit is the smallest one as well. If you need good battery life, Acer Nitro V 16 AI ANV16-61 (detailed review) and its 76Wh unit will get you more than 10 hours on a single charge.
Brightness: 180 nits; Display Mode: SDR
Time to Full Discharge: Higher is Better
Disassembly, Upgrade options, and Maintenance
Getting inside the MSI Thin A15 B7V is not a straightforward task. First, you have to undo twelve bottom screws and work gently around the edges with a plastic tool to release the clips. The hinge side pops last, and there are no hidden fasteners or warranty stickers to worry about.
Cooling is handled by a single blower fan connected to several copper heat pipes that feed a dense fin stack on the right. The VRM areas and the memory slots are covered by low-profile thermal shields, and the heat spreaders around the CPU and GPU share the pipe network to balance loads.
System memory lives in two standard SO-DIMM slots. The platform supports DDR5-4800 and up to 64 GB in dual-channel mode. Our configuration arrived with a two 8 GB SK hynix modules.
For storage, there is one M.2 2280 slot wired to PCIe 4.0 x4. The slot is easy to reach and has a metalized protective label on top. Our unit includes a Micron 2400E 512 GB NVMe drive, which you can replace with a larger Gen4 SSD if you need more space.
The battery is a 52.4 Wh Li-poly pack. It uses a standard board connector plus a few adhesive patches that keep it steady in the tray; once the connector is out, gentle prying along the glued spots is all that’s needed. The pack itself is labeled BTY-M6K and can be replaced without touching other components.
Both speaker boxes are down-firing units tucked into the front corners, each with its own chamber and rubber grommets for isolation. They are held by screws and come out as self-contained modules, which is good news for long-term serviceability.
In short, the Thin A15 B7V offers unnecessary difficult access to two user-replaceable RAM slots, a single PCIe 4.0 M.2 slot, a swappable Wi-Fi card, a screw-in audio board, and a replaceable 52.4 Wh battery, with the main upgrade limitation being the presence of only one storage slot.
Verdict
The MSI Thin A15 (B7Vx) is a laptop built on a foundation of significant compromises, a machine that prioritizes portability and price above almost everything else. Its name is a clear statement of intent: this is MSI’s attempt to deliver a gaming experience in a “Thin” and light package. However, this pursuit of a light profile has led to a critical, performance-defining trade-off that potential buyers must fully understand.
This is a budget-friendly, highly portable machine that can certainly play modern games, but it is not a powerhouse. It’s a laptop for the casual gamer who values being able to easily carry their machine around more than they value raw, unthrottled power.
✅ The Good
The standout feature of the Thin A15 is its excellent thermal management. Despite its slim chassis and a cooling solution with only a single fan, it does a remarkable job of keeping both the CPU and GPU at very low temperatures, even during sustained gaming sessions. This leads to great performance stability, with no thermal throttling in sight.
The laptop is also impressively lightweight for a 15-inch gaming machine, making it a genuinely portable option. The display, while visually lackluster, has two critical strengths: it is completely PWM-free and features a very effective low-glare finish, making it exceptionally comfortable for the eyes during long hours of use.
Finally, the inclusion of two (not that) user-accessible SODIMM slots for RAM is a fantastic feature for a budget laptop, offering great long-term value and flexibility. The CPU performance for the price is also very strong.
❌ The Bad
The biggest and most significant drawback is the severely power-limited GPU. To maintain its cool temperatures and slim profile, the NVIDIA GeForce RTX 4060 in our unit is restricted to a mere 45W. This results in performance that is significantly lower than a standard RTX 4060, and it is even outperformed by some higher-wattage RTX 4050 models. Buyers must not expect typical RTX 4060 performance from this machine.
The display also suffers from very poor color coverage at just 57% sRGB, making for a dull and washed-out visual experience. The battery life is poor, providing less than 4 hours of use, and the upgrade options are limited by having only a single M.2 slot for storage. The rattling trackpad and lack of a keyboard backlight on some models are further signs of its budget-oriented nature.
🆚 The Competitors
When compared to a rival like the Acer Nitro V 15 ANV15-52 (detailed review), the Thin A15’s critical trade-off is thrown into sharp relief. The Nitro V 15, with its 75W RTX 4050, delivers superior gaming performance despite having a theoretically weaker GPU. The Thin A15 is cooler, but slower.
The choice for a budget-conscious gamer comes down to a clear question. Do you prioritize a lightweight and cool-running machine, or do you want the best possible frame rates for your money? If performance-per-dollar is your main goal, competitors with higher GPU power limits will offer a better gaming experience.
You can check the prices and configurations in our Specs System: https://laptopmedia.com/series/msi-thin-a15-b7ux-b7vx/
Pros
- Excellent thermal management keeps the system very cool
- Lightweight and highly portable for a gaming laptop
- PWM-free display with a great low-glare finish is easy on the eyes
- Good CPU performance for the price
- Two user-accessible RAM slots for easy upgrades
- Great performance stability with no thermal throttling
Cons
- Severely power-limited GPU (45W) results in subpar performance
- Display has very poor color coverage
- Poor battery life
- Only a single M.2 slot for storage
- Rattling trackpad and no keyboard backlight on some models
Author: Simeon NikolovEditor-in-Chief at LaptopMedia.com with 20+ years of experience in testing and analyzing laptops and mobile devices.
Author: eng. Kroum NikolovHead of Engineering at LaptopMedia.com, inventor and innovator with 40+ years of experience in electronics and high technology.TOP 100 GAMING LAPTOPS
TOP LAPTOP RATINGS
HIGHLIGHTS view more
![[May 2026] Global Ranking of Best-Selling Laptop GPUs on Amazon – Apple Dominates with 45% Share, Sweeps Top 3 Spots; NVIDIA’s RTX 5060 Leads the Dedicated GPU Pack](https://laptopmedia.com/wp-content/uploads/2026/06/Best-Selling-GPUs-GLOBAL-Top-10-400x225.jpg)
[May 2026] Global Ranking of Best-Selling Laptop GPUs on Amazon – Apple Dominates with 45% Share, Sweeps Top 3 Spots; NVIDIA’s RTX 5060 Leads the Dedicated GPU Pack
Jun 04, 2026![[May 2026] Global Ranking of Best-Selling Laptop CPUs on Amazon – Apple Crushes Competition with 45.2% Market Share, M5 Dominates](https://laptopmedia.com/wp-content/uploads/2026/06/Best-Selling-CPUs-GLOBAL-Top-10-400x225.jpg)
[May 2026] Global Ranking of Best-Selling Laptop CPUs on Amazon – Apple Crushes Competition with 45.2% Market Share, M5 Dominates
Jun 04, 2026![[May 2026] Amazon Germany: Top 7 Best-Selling Gaming Laptops – Lenovo Legion 5i Crowned Champion Amidst Fierce Mid-Range Competition](https://laptopmedia.com/wp-content/uploads/2026/06/Best-Selling-Gaming-Laptops-DE-Top-10-1-400x225.jpg)
[May 2026] Amazon Germany: Top 7 Best-Selling Gaming Laptops – Lenovo Legion 5i Crowned Champion Amidst Fierce Mid-Range Competition
Jun 03, 2026![[May 2026] Amazon Italy: Top 10 Best-Selling Laptops – Apple MacBook Neo Reigns Supreme, Premium Models Capture Dominant Revenue Share](https://laptopmedia.com/wp-content/uploads/2026/06/Best-Selling-Laptops-IT-Top-10-400x225.jpg)
[May 2026] Amazon Italy: Top 10 Best-Selling Laptops – Apple MacBook Neo Reigns Supreme, Premium Models Capture Dominant Revenue Share
Jun 03, 2026![[May 2026] Best-Selling Laptop Brands on Amazon Italy – Apple Dominates Across All Metrics](https://laptopmedia.com/wp-content/uploads/2026/06/IT-Best-Brands-400x225.jpg)
[May 2026] Best-Selling Laptop Brands on Amazon Italy – Apple Dominates Across All Metrics
Jun 03, 2026
REVIEWS view more
Dell 15 (DC15250) review – Practical Office Laptop with Big Configuration Traps
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Jun 02, 2026Apple MacBook Air 15.3″ (M5) – The Best 15-Inch Laptop for Everyday Use?
May 30, 2026ASUS ROG Zephyrus G14 (GA403, Ryzen AI 300) review – RTX 5070 Ti, OLED, and True Portability
May 27, 2026ASUS Vivobook 18 (M1807) review – Huge Screen, Big Battery, Real Compromises
May 23, 2026