MediaTek Dimensity 8400 vs Qualcomm Snapdragon 678
Which processor is better? We compared MediaTek Dimensity 8400 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 3.25 GHz – Cortex-A725 3x 3 GHz – Cortex-A725 4x 2.1 GHz – Cortex-A725 |
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 | 4 nm | 11 nm |
| TDP | 7 Watt | 6 Watt |
| Neural Processing | MediaTek NPU 880 | Qualcomm Hexagon 685 |
Memory (RAM)
| Max amount | up to 24 GB | up to 8 GB |
| Memory type | LPDDR5X | LPDDR4X |
| Memory frequency | 4266 MHz | 1866 MHz |
| Memory-bus | 4x16 bit | 2x16 bit |
Storage
| Storage specification | UFS 2.1 |
Graphics
| GPU name | Mali-G720 MP7 | Adreno 612 |
| GPU Architecture | Mali Valhall | Qualcomm Adreno 600 |
| GPU frequency | 1300 MHz | 850 MHz |
| Execution units | 7 | 2 |
| Shaders | 896 | 96 |
| DirectX | 12 | 12 |
| OpenCL API | 3.0 | 2.0 |
| OpenGL API | ES 3.2 | |
| Vulkan API | 1.3 | 1.1 |
Camera, Video, Display
| Max screen resolution | 2960x1440 | 2520x1080 |
| Max camera resolution | 1x 320MP, 3x 32MP | 1x 192MP, 2x 16MP |
| Max Video Capture | 4K@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 | 5.17 Gbps | 0.6 Gbps |
| Peak Upload Speed | 0.15 Gbps | |
| Wi-Fi | 6 (802.11ax) | 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 | MT6899, MT6899Z | SM6150-AC |
| Vertical Segment | Mobiles | Mobiles |
| Positioning | Mid-end | Mid-end |
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