Qualcomm Snapdragon 855 vs Unisoc Tiger T820
30.1CPU27
24.9GPU—
42Benchmarks35.9
29AI—
32.1Efficiency52.5
5 spec wins — Qualcomm Snapdragon 8553 spec wins — Unisoc Tiger T820
InnoReviews verdict
Unisoc Tiger T820 wins this mobile chipset face-off, 35.6 to 31.4, pulling ahead mainly in efficiency (+20). Qualcomm Snapdragon 855 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 855
- Stronger CPU score: 30 vs 27
- Stronger benchmarks score: 42 vs 36
- 99% higher Max bandwidth: 34.1 GB/s vs 17.1 GB/s
- 28% higher AnTuTu 10: 600,000 vs 470,000
- 23% higher Geekbench 6 (single): 850 vs 690
Reasons to pick the Unisoc Tiger T820
- Stronger efficiency score: 53 vs 32
- 40% lower TDP (typical): 6 W vs 10 W
- 14% lower process: 6 nm vs 7 nm
General
| Spec | Qualcomm Snapdragon 855 | Unisoc Tiger T820 |
|---|---|---|
| Announced | 2019 | 2023 |
| Process | 7 nm | 6 nm+14% |
| TDP (typical) | 10 W | 6 W+40% |
| Architecture | Armv8.2 | Armv8.2 |
CPU
| Spec | Qualcomm Snapdragon 855 | Unisoc Tiger T820 |
|---|---|---|
| Cores | 8 | 8 |
| Core configuration | 1x2.84 GHz Cortex-A76 + 3x2.42 GHz Cortex-A76 + 4x1.79 GHz Cortex-A55 | 1x2.7 GHz Cortex-A76 + 3x2.3 GHz Cortex-A76 + 4x2.1 GHz Cortex-A55 |
| Max clock | 2.84 GHz+5% | 2.7 GHz |
GPU
| Spec | Qualcomm Snapdragon 855 | Unisoc Tiger T820 |
|---|---|---|
| GPU | Qualcomm Adreno 640 | Arm Mali-G57 MP4 |
AI
| Spec | Qualcomm Snapdragon 855 | Unisoc Tiger T820 |
|---|---|---|
| NPU | Qualcomm Hexagon 690 | — |
| AI performance | 7 TOPS | — |
Memory
| Spec | Qualcomm Snapdragon 855 | Unisoc Tiger T820 |
|---|---|---|
| Memory type | LPDDR4X-2133 | LPDDR4X-2133 |
| Max bandwidth | 34.1 GB/s+99% | 17.1 GB/s |
Connectivity
| Spec | Qualcomm Snapdragon 855 | Unisoc Tiger T820 |
|---|---|---|
| Modem | Snapdragon X24 LTE | Integrated 5G (sub-6) |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6 |
| Bluetooth | 5.0 | 5.2 |
Media
| Spec | Qualcomm Snapdragon 855 | Unisoc Tiger T820 |
|---|---|---|
| Max display | 4K @ 60Hz | FHD+ @ 120Hz |
| Video capture | 4K@60fps | 4K@30fps |
Benchmarks
| Spec | Qualcomm Snapdragon 855 | Unisoc Tiger T820 |
|---|---|---|
| AnTuTu 10 | 600,000+28%Top 52% | 470,000Top 63% |
| Geekbench 6 (single) | 850+23%Top 63% | 690Top 75% |
| Geekbench 6 (multi) | 2,700+20%Top 52% | 2,250Top 59% |
| 3DMark Wild Life Extreme | 800Top 87% | — |
Related comparisons
Qualcomm Snapdragon 855vs Qualcomm Snapdragon 732GVSQualcomm Snapdragon 855vs Qualcomm Snapdragon 750GVSQualcomm Snapdragon 855vs Qualcomm Snapdragon 720GVSQualcomm Snapdragon 855vs MediaTek Dimensity 6300VSUnisoc Tiger T820vs Qualcomm Snapdragon 6s Gen 3VSUnisoc Tiger T820vs Huawei Kirin 9000SVSUnisoc Tiger T820vs MediaTek Dimensity 7050VSUnisoc Tiger T820vs Qualcomm Snapdragon 4 Gen 2VS