Qualcomm Snapdragon 820 vs Unisoc SC9863A
20.8CPU20
20Benchmarks20
29.7Efficiency44.2
6 spec wins — Qualcomm Snapdragon 8203 spec wins — Unisoc SC9863A
InnoReviews verdict
Unisoc SC9863A wins this mobile chipset face-off, 25.6 to 22.6, pulling ahead mainly in efficiency (+15). Qualcomm Snapdragon 820 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Qualcomm Snapdragon 820
- 299% higher Max bandwidth: 29.9 GB/s vs 7.5 GB/s
- 183% higher Geekbench 6 (single): 340 vs 120
- 130% higher AnTuTu 10: 230,000 vs 100,000
- 105% higher Geekbench 6 (multi): 880 vs 430
- 50% lower process: 14 nm vs 28 nm
Reasons to pick the Unisoc SC9863A
- Stronger efficiency score: 44 vs 30
- 100% higher cores: 8 vs 4
- 55% lower TDP (typical): 5 W vs 11 W
General
| Spec | Qualcomm Snapdragon 820 | Unisoc SC9863A |
|---|---|---|
| Announced | 2016 | 2019 |
| Process | 14 nm+50% | 28 nm |
| TDP (typical) | 11 W | 5 W+55% |
| Architecture | Armv8 | Armv8.2 |
CPU
| Spec | Qualcomm Snapdragon 820 | Unisoc SC9863A |
|---|---|---|
| Cores | 4 | 8+100% |
| Core configuration | 2x2.15 GHz Kryo + 2x1.6 GHz Kryo | 4x1.6 GHz Cortex-A55 + 4x1.2 GHz Cortex-A55 |
| Max clock | 2.15 GHz+34% | 1.6 GHz |
GPU
| Spec | Qualcomm Snapdragon 820 | Unisoc SC9863A |
|---|---|---|
| GPU | Qualcomm Adreno 530 | IMG PowerVR GE8322 |
AI
| Spec | Qualcomm Snapdragon 820 | Unisoc SC9863A |
|---|---|---|
| NPU | Qualcomm Hexagon 680 | — |
Memory
| Spec | Qualcomm Snapdragon 820 | Unisoc SC9863A |
|---|---|---|
| Memory type | LPDDR4-1866 | LPDDR3-933 |
| Max bandwidth | 29.9 GB/s+299% | 7.5 GB/s |
Connectivity
| Spec | Qualcomm Snapdragon 820 | Unisoc SC9863A |
|---|---|---|
| Modem | Snapdragon X12 LTE | Integrated LTE Cat-4 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 4 |
| Bluetooth | 4.2 | 4.2 |
Media
| Spec | Qualcomm Snapdragon 820 | Unisoc SC9863A |
|---|---|---|
| Max display | 4K @ 60Hz | HD+ @ 60Hz |
| Video capture | 4K@30fps | 1080p@30fps |
Benchmarks
| Spec | Qualcomm Snapdragon 820 | Unisoc SC9863A |
|---|---|---|
| AnTuTu 10 | 230,000+130%Top 91% | 100,000Top 100% |
| Geekbench 6 (single) | 340+183%Top 90% | 120Top 100% |
| Geekbench 6 (multi) | 880+105%Top 95% | 430Top 100% |
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