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 835 | Snapdragon 820 |
|---|---|---|
| Process | 10nm | 14 nm |
| Cores | 8 | 4 |
| Frequency | up to 2.45GHz | 1.6 – 2.15 GHz |
| Architecture | ARM Cortex-A53 / 64-bit support | Kryo / 64-bit support |
| GPU | Adreno 540 | Adreno 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:
https://www.qualcomm.com/products/snapdragon/processors/835
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:
https://www.qualcomm.com/products/snapdragon/processors/820
Benchmarks
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
| Benchmarks | Snapdragon 835 | Snapdragon 820 |
|---|---|---|
| Geekbench 3 (Multi-Core) | 6456 (+62%) | 3995 |
| Vellamo 3 Metal | 2761 | 3534 (+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 Unlimited | 40556 (+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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