MediaTek Dimensity 6400 vs Qualcomm Snapdragon 821
Which processor is better? We compared MediaTek Dimensity 6400 with Qualcomm Snapdragon 821. 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 | 6x 2 GHz – Cortex-A55 | 4x 2.4 GHz – Kryo 4x 1.6 GHz – Kryo |
| Number of cores | 6 | 8 |
| Instruction Set | ARMv8.2-A | ARMv8-A |
| Lithography | 6 nm | 14 nm |
| Number of transistors | 2000 million | |
| TDP | 11 Watt | |
| Neural Processing | NPU | Qualcomm Hexagon 680 |
Memory (RAM)
| Max amount | up to 12 GB | up to 8 GB |
| Memory type | LPDDR4X | LPDDR4 |
| Memory frequency | 2133 MHz | 1866 MHz |
| Memory-bus | 2x16 bit | 2x16 bit |
Storage
| Storage specification | UFS 2.0 |
Graphics
| GPU name | Mali-G57 MP2 | Adreno 530 |
| GPU Architecture | Mali Valhall | Qualcomm Adreno 500 |
| GPU frequency | 650 MHz | |
| Execution units | 2 | 2 |
| Shaders | 64 | 256 |
| DirectX | 12 | 11.2 |
| OpenCL API | 2.0 | 2.0 |
| OpenGL API | ES 3.1 | |
| Vulkan API | 1.3 | 1.0 |
Camera, Video, Display
| Max screen resolution | 2520x1080 | 3840x2160 |
| Max camera resolution | 1x 108MP, 2x 16MP | 1x 28MP, 2x |
| Max Video Capture | 2K@30fps | 4K@30fps |
| Video codec support | H.264 (AVC) H.265 (HEVC) VP9 |
H.264 (AVC) H.265 (HEVC) |
Wireless
| 4G network | Yes | Yes |
| 5G network | Yes | Yes |
| Peak Download Speed | 3.3 Gbps | 0.6 Gbps |
| Peak Upload Speed | 0.15 Gbps | |
| Wi-Fi | 5 (802.11ac) | 5 (802.11ac) |
| Bluetooth | 5.4 | 4.1 |
| Satellite navigation | BeiDou GPS Galileo GLONASS NavIC QZSS |
BeiDou GPS Galileo GLONASS |
Supplemental Information
| Launch Date | 2025 Quarter 1 | 2016 Quarter 3 |
| Partnumber | MSM8996 Pro-AB, MSM8996 Pro-AC | |
| Vertical Segment | Mobiles | Mobiles |
| Positioning | Mid-end | Flagship |
Popular comparisons:
1
Qualcomm Snapdragon 778G vs MediaTek Dimensity 8350
2
MediaTek Dimensity 8200 vs Google Tensor G2
3
Qualcomm Snapdragon 855 vs MediaTek Dimensity 8400
4
MediaTek Dimensity 800 vs MediaTek Dimensity 9300 Plus
5
Qualcomm Snapdragon 8 Gen 5 vs MediaTek Dimensity 920
6
Samsung Exynos 9611 vs Qualcomm Snapdragon 450
7
Qualcomm Snapdragon 712 vs Qualcomm Snapdragon 768G
8
MediaTek Dimensity 9400e vs Qualcomm Snapdragon 888 Plus
9
MediaTek Dimensity 6100 Plus vs MediaTek Helio G37
10
Apple M5 (iPad) vs Samsung Exynos 9810