MediaTek Dimensity 8400 vs MediaTek Helio G91
Which processor is better? We compared MediaTek Dimensity 8400 with MediaTek Helio G91. 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 3.25 GHz – Cortex-A725 3x 3 GHz – Cortex-A725 4x 2.1 GHz – Cortex-A725 |
6x 1.8 GHz – Cortex-A55 |
Number of cores | 8 | 6 |
Instruction Set | ARMv9.2-A | ARMv8.2-A |
Lithography | 4 nm | 12 nm |
TDP | 7 Watt | 5 Watt |
Neural Processing | MediaTek NPU 880 | MediaTek APU |
Memory (RAM)
Max amount | up to 24 GB | up to 8 GB |
Memory type | LPDDR5X | LPDDR4X |
Memory frequency | 4266 MHz | 1800 MHz |
Memory-bus | 4x16 bit | 2x16 bit |
Graphics
GPU name | Mali-G720 MP7 | Mali-G52 MP2 |
GPU Architecture | Mali Valhall | Mali Bifrost |
GPU frequency | 1300 MHz | 1000 MHz |
Execution units | 7 | 2 |
Shaders | 896 | 48 |
DirectX | 12 | |
OpenCL API | 3.0 | 2.0 |
Vulkan API | 1.3 | 1.3 |
Camera, Video, Display
Max screen resolution | 2960x1440 | 2520x1080 |
Max camera resolution | 1x 320MP, 3x 32MP | 1x 108MP, 2x 16MP |
Max Video Capture | 4K@60fps | 2K@30fps |
Video codec support | AV1 H.264 (AVC) H.265 (HEVC) VP9 |
H.264 (AVC) H.265 (HEVC) VP9 |
Wireless
4G network | Yes | Yes |
5G network | Yes | Yes |
Peak Download Speed | 5.17 Gbps | 0.3 Gbps |
Peak Upload Speed | 0.1 Gbps | |
Wi-Fi | 6 (802.11ax) | 5 (802.11ac) |
Bluetooth | 6.0 | 5.4 |
Satellite navigation | BeiDou GPS Galileo GLONASS NavIC QZSS |
BeiDou GPS Galileo GLONASS |
Supplemental Information
Launch Date | 2024 Quarter 4 | 2024 Quarter 2 |
Partnumber | MT6899, MT6899Z | |
Vertical Segment | Mobiles | Mobiles |
Positioning | Mid-end | Low-end |
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