Snapdragon 835 (+Adreno 540) vs Snapdragon 820 (+Adreno 530) – performance and benchmark tests

It is now time to place two popular Qualcomm chips against each other – Snapdragon 835 and Snapdragon 820, to be precise. For this comparison, we will use the smartphones HTC U11 and LG G5. We will first have a look at their specifications and then compare their results from various benchmarks.

You can check the two models over here:

HTC U11: Price and availability / Detailed review
LG G5: Price and availability / Detailed review


Specs sheet Snapdragon 835Snapdragon 820
Process10nm14 nm
Frequencyup to 2.45GHz1.6 – 2.15 GHz
ArchitectureARM Cortex-A53 / 64-bit supportKryo / 64-bit support
GPUAdreno 540Adreno 530


Snapdragon 835, found in HTC U11, is manufactured through a 10nm technological process. It has 8 cores running at up to 2.45GHz. The chip is a direct successor to Snapdragon 820 and has been developed in partnership with Samsung. Compared to Snapdragon 820, it is 30% smaller, has 27% higher performance and is 40% more energy-efficient. Moreover, it boasts the new Quick Charge 4.0 technology providing 20% faster charging compared to Quick Charge 3.

You will find out more about the capabilities of Snapdragon 835 on the official Qualcomm website:

Snapdragon 820, found in LG G5, is a 64-bit mobile chip by Qualcomm, manufactured through a 14nm technological process. It features four Kryo cores – two running at up to 2.15 GHz and other two – at up to 1.6 GHz. The mobile chip supports the LTE Cat 12/13 technology with a download speed of up to 600 Mbps, and upload speed up to 150 Mbps. Furthermore, it boasts Bluetooth 4.1, Wi-Fi 802.11ac 2×2 MU-MIMO, support of 4K screens, up to 25MP cameras and 4K video recording. Also available are Quick Charge™ 3.0 and WiPower for quick and wireless charging.

You can find more useful information about Snapdragon 820 on the official Qualcomm website:


We conducted several benchmarks putting to the test both computing and graphics power of the two mobile chips. You can check the results displayed in the table below

BenchmarksSnapdragon 835Snapdragon 820
Geekbench 3 (Multi-Core)6456 (+62%)3995
Vellamo 3 Metal27613534 (+28%)
GFXBench 2.7 T-Rex (offscreen)98 (+32%)74
GFXBench 3 Manhattan (offscreen)52 (+37%)38
GFXBench 3.1 Manhattan (offscreen)36 (+29%)28
3D Mark Ice Unlimited40556 (+37%)29540

You can find out where the two smartphones are positioned in our graphics and computing power rankings.

HTC U11: Price and availability / Detailed review
LG G5: Price and availability / Detailed review


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