MediaTek Dimensity 9400 vs MediaTek Dimensity 8400

Compared 2 processors: MediaTek Dimensity 9400, vs MediaTek Dimensity 8400. Below are specs, tests, pros and cons for each device

Review

Key Specs MediaTek Dimensity 9400 and MediaTek Dimensity 8400
Processor Performance
Single-Core Benchmark Score
Gaming Performance
Graphics and OpenCL/Vulkan tests
Energy Efficiency
Chip Power Efficiency
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Benchmarks

CPU performance comparison across tasks
AnTuTu 10
AnTuTu 10
MediaTek Dimensity 9400
2561838
MediaTek Dimensity 8400
1633597
CPU596645350248
GPU1159624607362
Memory402762363103
UX402807312884
NanoReview Score25618381633597
3DMark Wild Life
3DMark Wild Life
MediaTek Dimensity 9400
11703
MediaTek Dimensity 8400
n/a
Graphics Test70 fpsn/a
GeekBench v6
Geekbench 6 (Single-Core)
MediaTek Dimensity 9400
2874
MediaTek Dimensity 8400
1571
Geekbench 6 (Multi-Core)
MediaTek Dimensity 9400
8969
MediaTek Dimensity 8400
6033
File Compression348.3 MB/s262.5 MB/s
HTML5 Browser270 pages/s190.4 pages/s
PDF Rendering290.1 MP/sec213.4 MP/sec
Background Blur32.3 frames/s20.7 frames/s
Photo Processing86.9 frames/s53.3 frames/s
Image Detection224.6 frames/s113.5 frames/s
HDR278.6 MP/sec168.7 MP/sec
Ray Tracing9.44 MP/sec6.99 MP/sec

Processor

Architecture - 1x 3.63 GHz – Cortex-X925
- 3x 3.3 GHz – Cortex-X4
- 4x 2.4 GHz – Cortex-A720
- 1x 3.25 GHz – Cortex-A725
- 3x 3 GHz – Cortex-A725
- 4x 2.1 GHz – Cortex-A725
Process TSMC TSMC
Cores count 8 8
Frequency 3630 3250
Instruction set ARMv9.2-A ARMv9.2-A
L2 cache 12 MB 1 MB
L3 Cache n/a 6 MB
Process tech. 3 nm 4 nm
Power (TDP) 8.2 W 7 W

Graphics

GPU specifications including architecture, frequency, compute units, and support for graphics APIs (Vulkan, OpenCL, DirectX).
GPU Model Mali-G925 Immortalis MP12 Mali-G720 MP7
Architecture Valhall 5th gen Valhall 5th gen
GPU Frequency 1612 MHz 1300 MHz
Execution Units 12 7
Shader Units 128 128
Total shader 1536 896
FLOPS 4952.1 GFLOPS 2329.6 GFLOPS
Vulkan 1.3 1.3
OpenCL 3.0 3.2
DirectX 12.1 12

AI Acceleration

Specifications of the neural processor (NPU / DSP) responsible for machine learning and AI acceleration tasks.
Artificial Intelligence MediaTek NPU 890 MediaTek NPU 880

Memory

RAM
Memory Type LPDDR5X LPDDR5X
Memory Frequency 5333 MHz 4266 MHz
Bus 4x16 bit 4x16 bit
Bandwidth 85.3 Gbit/s 68.2 Gbit/s
Max RAM 24 GB 24 GB

Multimedia

GPU, ISP capabilities, display and camera support, as well as audio and video codec compatibility.
Memory Type UFS 4.0 UFS 4.0
Max. resolution 3840x2160 pixels 2960x1440 pixels
Camera 1x320 pixels 1x320 pixels
Video recording 8K at 60FPS, 4K at 120FPS 4K at 60FPS
Video quality 8K at 60FPS, 4K at 120FPS 4K at 60FPS
Video codecs - H.264
- H.265
- AV1
- VP9
- H.264
- H.265
- AV1
- VP9
Audio codecs - AAC LC
- FLAC
- HE-AACv1
- HE-AACv2
- MP3
- AAC LC
- FLAC
- HE-AACv1
- HE-AACv2
- MP3

Connectivity

4G Support LTE Cat. 24 n/a
5G Support Yes Yes
Download speed n/a Up to 5170 MB/s
Wi-Fi version 7 6
Bluetooth version 6.0 6.0
Navigation - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC

Other

Announced October, 2024 yr December, 2024 yr
Class Flagship Mid-range
Codename MT6991 MT6991Z/CZA MT6991W/CZA MT6899, MT6899Z

Results

After analyzing the data, we consider MediaTek Dimensity 9400 the clear winner in this comparison.

Survey

Which smartphone would you pick?
4 (100%)
0 (0%)
Total Votes: 4

User comments

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