MediaTek Dimensity 9400 vs Qualcomm Snapdragon 855 Plus
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Which processor is better? We compared MediaTek Dimensity 9400 with Qualcomm Snapdragon 855 Plus. Compare, analyze the specifications. Find out their scores in popular benchmarks (GeekBench 6 Single-Core, GeekBench 6 Multi-Core) and who is the winner?
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 |
1x 2.96 GHz – Cortex-A76 (Kryo 485 Gold) 3x 2.42 GHz – Cortex-A76 (Kryo 485 Gold) 4x 1.8 GHz – Cortex-A55 (Kryo 485 Silver) |
| Number of cores | 8 | 8 |
| Instruction Set | ARMv9.2-A | ARMv8.2-A |
| Lithography | 3 nm | 7 nm |
| Number of transistors | 6700 million | |
| TDP | 8.2 Watt | 6 Watt |
| Neural Processing | MediaTek NPU 890 | Qualcomm Hexagon 690 |
Memory (RAM)
| Max amount | up to 24 GB | up to 16 GB |
| Memory type | LPDDR5X | LPDDR4X |
| Memory frequency | 5333 MHz | 2133 MHz |
| Memory-bus | 4x16 bit | 4x16 bit |
Graphics
| GPU name | Mali-G925 MP12 | Adreno 640 |
| GPU Architecture | Mali Valhall | Qualcomm Adreno 600 |
| GPU frequency | 1612 MHz | 675 MHz |
| Execution units | 12 | 3 |
| Shaders | 1536 | 768 |
| DirectX | 12.1 | 12.1 |
| OpenCL API | 3.0 | 2.0 |
| Vulkan API | 1.3 | 1.1 |
Camera, Video, Display
| Max screen resolution | 3840x2160 | 3840x2160 |
| Max camera resolution | 1x 320MP | 1x 192MP, 2x 22MP |
| Max Video Capture | 8K@60fps | 4K@120fps |
| 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 Gbps | |
| Peak Upload Speed | 1.24 Gbps | |
| Wi-Fi | 7 (802.11be) | 6 (802.11ax) |
| 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 | 2019 Quarter 3 |
| Partnumber | MT6991 MT6991Z/CZA MT6991W/CZA | SM8150-AC |
| Vertical Segment | Mobiles | Mobiles |
| Positioning | Flagship | Flagship |
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