MediaTek Dimensity 9400 MT6991 is an octa-core chipset. It has 1 core Cortex-X925 at 3630 MHz, 3 cores Cortex-X4 at 3300 MHz, and 4 cores Cortex-A720 at 2400 MHz. Mediatek Dimensity 9400 is expected to be announced on November 1, 2024, and is manufactured using a 3-nanometer process technology
MediaTek Dimensity 9400 MT6991 Specifications
| Launch | Nov 2024 |
| Class | Flagship |
| Chip Name | MediaTek Dimensity 9400 |
| Model Name | MT6991 |
| AuTuTu 10 Score of Dimensity 9400 | 3153336 |
| GeekBench 6 Single-Core Score | 2874 |
| GeekBench 6 Multi-Core Score | 8969 |
CPU
| Architecture | 1x 3.63 GHz – Cortex-X925 3x 3.3 GHz – Cortex-X4 4x 2.4 GHz – Cortex-A720 |
| Cores | octa- core (8) |
| Max Frequency | 3630 MHz |
| Instruction set | ARMv9.2-A |
| Process | 3 nanometers |
| Manufacturing | TSMC |
GPU
| GPU name | Mali-G925 Immortalis MP12 |
| Architecture | Valhall 5th gen |
| GPU frequency | 1612 MHz |
| Pipelines | 12 |
| Shading units | 192 |
| Total shaders | 2304 |
| FLOPS | 7428 Gigaflops |
| Vulkan version | 1.3 |
| OpenCL version | 3.2 |
| DirectX version | 12 |
MEMORY(RAM)
| Memory Type | LPDDR5X |
| Memory Frequency | 5333 MHz |
| Bus | 4x 16 Bit |
| Max RAM | 24 GB |
MULTIMEDIA (ISP)
| Neural processor (NPU) – AI | MediaTek APU 890 |
| Storage type | UFS 4.0 |
| Max display resolution | 3840 x 2160 |
| Max camera resolution | 1x 320MP |
| Video capture | 8K at 60FPS, 4K at 120FPS |
| Video playback | 8K at 60FPS, 4K at 120FPS |
| Audio codecs | AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC |
| Video codecs | H.264, H.265, AV1, VP9 |
CONNECTIVITY
| 5G support | Yes |
| 4G support | LTE Cat. 24 |
| Wi-Fi | 7 |
| Bluetooth | 5.4 |
| Navigation | GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC |