Lenovo ThinkPad L13 Gen 4
- Intel Core i5-1335U
- Intel Iris Xe Graphics G7 (80EU)
- 13.3”, WUXGA (1920 x 1200), IPS
- 512GB SSD
- 16GB LPDDR5
- 1.26 kg (2.8 lbs)
Review
Lenovo ThinkPad L13 Gen 4 in-depth review
The Lenovo ThinkPad L13 Gen 4 (Intel) is the non-2-in-1 version of the Lenovo ThinkPad L13 Yoga Gen 4 (Intel). That's why the former costs less because it lacks transforming capabilities. Both devices are almost similar in terms of specs. This means that the non-Yoga model is offered with Intel Raptor Lake U CPUs, and you can rely only on the iGPU inside of the processor since there are no dGPU options. Which sounds pretty normal for a light and thin 13-incher.There is no sign of TN panels and that's great. All five display variants are 1200p IPS units (one of them supports touch function). So, if you need a compact laptop with a high-res screen you have to look somewhere else. For example, the Lenovo ThinkPad X13 Gen 4 (Intel) can be ordered with a 13.3" 2.8K OLED screen.The upgra[...]
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Pros
- Long battery life
- Compact and light device
- Has a privacy shutter + optional 1080p IR Web camera
- Offers optional fingerprint reader, Nano-SIM card slot, Smart card reader, and 4G support
- PWM-free (Innolux N133JCA-EEK (LEN41A0))
- Modern I/O with Thunderbolt 4 / USB4
- Up to 32GB of LPDDR5 memory in dual-channel mode
- Very good comfort under max CPU load
- Nice input devices
Cons
- The RAM is soldered
- Low CPU frequencies during 100% processor load
- Just one M.2 slot
- Bendy base
- Low sRGB coverage (Innolux N133JCA-EEK (LEN41A0))
Disassembly, maintenance and upgrade options
Step 1: Accessing the Internal ComponentsEnsure the Lenovo ThinkPad L13 Gen 4 (Intel) is powered off and placed on a soft, clean surface to prevent scratches or damage. Remove the 8 captive Phillips-head screws from the laptop's bottom. These screws will stay attached to the bottom panel, minimizing the risk of loss. Pry the bottom plate off with a thin plastic tool, starting from the back of the notebook. Avoid prying from the front; tilt the panel until you hear a slight click, indicating it's safe to lift the plate away from the chassis.Hint: Be gentle during this proc[...]
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DISPLAY: 13.3-inch, 1920x1200, IPS
- Name
- Innolux N133JCA-EEK (LEN41A0)
- Diagonal
- 13.3"
- Pixel density
- 170.24 ppi
- Brightness
- 313 cd/m2
- sRGB
- 54%
- PWM frequency
- No PWM (Flicker-Free)
- Panel Type
- IPS
- Resolution
- 1920x1200
- Becomes "Retina" from
- 20 inches (51 cm)
- Contrast
- 1230:1
- dE Color Checker
- 5.3 3.5
- PWM Rating
- 10.0: (safe)
Buy our profiles for Innolux N133JCA-EEK (LEN41A0)
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Office Work
Office Work should be used mostly by users who spend most of the time looking at pieces of text, tables or just surfing. This profile aims to deliver better distinctness and clarity by keeping a flat gamma curve (2.20), native color temperature and perceptually accurate colors.

Design and Gaming
This profile is aimed at designers who work with colors professionally, and for games and movies as well. Design and Gaming takes display panels to their limits, making them as accurate as possible in the sRGB IEC61966-2-1 standard for Web and HDTV, at white point D65.

Health-Guard
Health-Guard eliminates the harmful Pulse-Width Modulation (PWM) and reduces the negative Blue Light which affects our eyes and body. Since it’s custom tailored for every panel, it manages to keep the colors perceptually accurate. Health-Guard simulates paper so the pressure on the eyes is greatly reduced.

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