MediaTek Dimensity 9400 vs Qualcomm Snapdragon 678
Which processor is better? We compared MediaTek Dimensity 9400 with Qualcomm Snapdragon 678. 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 | 1x 3.63 GHz – Cortex-X925 3x 3.3 GHz – Cortex-X4 4x 2.4 GHz – Cortex-A720 |
2x 2 GHz – Cortex-A76 (Kryo 460 Gold) 6x 1.7 GHz – Cortex-A55 (Kryo 460 Silver) |
| Number of cores | 8 | 8 |
| Instruction Set | ARMv9.2-A | ARMv8.2-A |
| Lithography | 3 nm | 11 nm |
| TDP | 8.2 Watt | 6 Watt |
| Neural Processing | MediaTek NPU 890 | Qualcomm Hexagon 685 |
Memory (RAM)
| Max amount | up to 24 GB | up to 8 GB |
| Memory type | LPDDR5X | LPDDR4X |
| Memory frequency | 5333 MHz | 1866 MHz |
| Memory-bus | 4x16 bit | 2x16 bit |
Storage
| Storage specification | UFS 2.1 |
Graphics
| GPU name | Mali-G925 MP12 | Adreno 612 |
| GPU Architecture | Mali Valhall | Qualcomm Adreno 600 |
| GPU frequency | 1612 MHz | 850 MHz |
| Execution units | 12 | 2 |
| Shaders | 1536 | 96 |
| DirectX | 12.1 | 12 |
| OpenCL API | 3.0 | 2.0 |
| OpenGL API | ES 3.2 | |
| Vulkan API | 1.3 | 1.1 |
Camera, Video, Display
| Max screen resolution | 3840x2160 | 2520x1080 |
| Max camera resolution | 1x 320MP | 1x 192MP, 2x 16MP |
| Max Video Capture | 8K@60fps | 4K@30fps |
| Video codec support | AV1 H.264 (AVC) H.265 (HEVC) VP9 |
H.264 (AVC) H.265 (HEVC) VP8 VP9 |
Wireless
| 4G network | Yes | Yes |
| 5G network | Yes | Yes |
| Peak Download Speed | 0.6 Gbps | |
| Peak Upload Speed | 0.15 Gbps | |
| Wi-Fi | 7 (802.11be) | 5 (802.11ac) |
| Bluetooth | 6.0 | 5.0 |
| Satellite navigation | BeiDou GPS Galileo GLONASS NavIC QZSS |
BeiDou GPS Galileo GLONASS QZSS SBAS |
Supplemental Information
| Launch Date | 2024 Quarter 4 | 2020 Quarter 4 |
| Partnumber | MT6991 MT6991Z/CZA MT6991W/CZA | SM6150-AC |
| Vertical Segment | Mobiles | Mobiles |
| Positioning | Flagship | Mid-end |
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