Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 855
Which processor is better? We compared Qualcomm Snapdragon 821 with Qualcomm Snapdragon 855. Compare, analyze the specifications. Find out their scores in popular benchmarks (AnTuTu 10, GeekBench 6 Single-Core, GeekBench 6 Multi-Core) and who is the winner?
AnTuTu 10
Total Score
GeekBench 6 Single-Core
Score
GeekBench 6 Multi-Core
Score
CPU cores and architecture
Architecture | 4x 2.4 GHz – Kryo 4x 1.6 GHz – Kryo |
1x 2.84 GHz – Cortex-A76 (Kryo 485 Prime) 3x 2.4 GHz – Cortex-A76 (Kryo 485 Gold) 4x 1.8 GHz – Cortex-A55 (Kryo 485 Silver) |
Number of cores | 8 | 8 |
Instruction Set | ARMv8-A | ARMv8.2-A |
Lithography | 14 nm | 7 nm |
Number of transistors | 2000 million | |
TDP | 11 Watt | 6 Watt |
Neural Processing | Qualcomm Hexagon 680 | Qualcomm Hexagon 690 |
Memory (RAM)
Max amount | up to 8 GB | up to 16 GB |
Memory type | LPDDR4 | LPDDR4X |
Memory frequency | 1866 MHz | 2133 MHz |
Memory-bus | 2x16 bit | 4x16 bit |
Storage
Storage specification | UFS 2.0 |
Graphics
GPU name | Adreno 530 | Adreno 640 |
GPU Architecture | Qualcomm Adreno 500 | Qualcomm Adreno 600 |
GPU frequency | 650 MHz | 590 MHz |
Execution units | 2 | 4 |
Shaders | 256 | 384 |
DirectX | 11.2 | 12 |
OpenCL API | 2.0 | 2.0 |
OpenGL API | ES 3.1 | ES 3.2 |
Vulkan API | 1.0 | 1.1 |
Camera, Video, Display
Max screen resolution | 3840x2160 | 3840x2160 |
Max camera resolution | 1x 28MP, 2x | 1x 192MP, 2x 22MP |
Max Video Capture | 4K@30fps | 4K |
Video codec support | H.264 (AVC) H.265 (HEVC) |
H.264 (AVC) H.265 (HEVC) VP8 VP9 |
Wireless
4G network | Yes | Yes |
5G network | Yes | Yes |
Peak Download Speed | 0.6 Gbps | 2 Gbps |
Peak Upload Speed | 0.15 Gbps | 0.316 Gbps |
Wi-Fi | 5 (802.11ac) | 6 (802.11ax) |
Bluetooth | 4.1 | 5.0 |
Satellite navigation | BeiDou GPS Galileo GLONASS |
BeiDou GPS Galileo GLONASS QZSS SBAS |
Supplemental Information
Launch Date | 2016 Quarter 3 | 2018 Quarter 4 |
Partnumber | MSM8996 Pro-AB, MSM8996 Pro-AC | SM8150 |
Vertical Segment | Mobiles | Mobiles |
Positioning | Flagship | Flagship |
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