MediaTek Dimensity 8400 vs MediaTek Dimensity 7400

Compared 2 processors: MediaTek Dimensity 8400, vs MediaTek Dimensity 7400. Below are specs, tests, pros and cons for each device

Review

Key Specs MediaTek Dimensity 8400 and MediaTek Dimensity 7400
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 8400
1633597
MediaTek Dimensity 7400
777255
CPU350248227672
GPU607362176970
Memory363103192685
UX312884179928
NanoReview Score1633597777255
GeekBench v6
Geekbench 6 (Single-Core)
MediaTek Dimensity 8400
1571
MediaTek Dimensity 7400
1033
Geekbench 6 (Multi-Core)
MediaTek Dimensity 8400
6033
MediaTek Dimensity 7400
2949
File Compression262.5 MB/s169.6 MB/s
HTML5 Browser190.4 pages/s69.4 pages/s
PDF Rendering213.4 MP/sec113.6 MP/sec
Background Blur20.7 frames/s9.74 frames/s
Photo Processing53.3 frames/s26.5 frames/s
Image Detection113.5 frames/s55.9 frames/s
HDR168.7 MP/sec98 MP/sec
Ray Tracing6.99 MP/sec4.55 MP/sec

Processor

Architecture - 1x 3.25 GHz – Cortex-A725
- 3x 3 GHz – Cortex-A725
- 4x 2.1 GHz – Cortex-A725
- 4x 2.6 GHz – Cortex-A78
- 4x 2 GHz – Cortex-A55
Process TSMC TSMC
Cores count 8 8
Frequency 3250 2600
Instruction set ARMv9.2-A ARMv8.2-A
L2 cache 1 MB 512 MB
L3 Cache 6 MB n/a
Process tech. 4 nm 4 nm
Power (TDP) 7 W 4 W

Graphics

GPU specifications including architecture, frequency, compute units, and support for graphics APIs (Vulkan, OpenCL, DirectX).
GPU Model Mali-G720 MP7 Mali-G615 MP2
Architecture Valhall 5th gen Valhall 4rd gen
GPU Frequency 1300 MHz 1000 MHz
Execution Units 7 2
Shader Units 128 128
Total shader 896 256
FLOPS 2329.6 GFLOPS 512 GFLOPS
Vulkan 1.3 1.3
OpenCL 3.2 2.0
DirectX 12 n/a

AI Acceleration

Specifications of the neural processor (NPU / DSP) responsible for machine learning and AI acceleration tasks.
Artificial Intelligence MediaTek NPU 880 MediaTek APU 655

Memory

RAM
Memory Type LPDDR5X LPDDR5
Memory Frequency 4266 MHz 3200 MHz
Bus 4x16 bit 2x16 bit
Bandwidth 68.2 Gbit/s 25.6 Gbit/s
Max RAM 24 GB 16 GB

Multimedia

GPU, ISP capabilities, display and camera support, as well as audio and video codec compatibility.
Memory Type UFS 4.0 UFS 3.1
Max. resolution 2960x1440 pixels 2520x1080 pixels
Camera 1x320 pixels 1x200 pixels
Video recording 4K at 60FPS 4K at 30FPS
Video quality 4K at 60FPS 4K at 30FPS
Video codecs - H.264
- H.265
- AV1
- VP9
- H.264
- H.265
- VP9
Audio codecs - AAC LC
- FLAC
- HE-AACv1
- HE-AACv2
- MP3
- AAC LC
- FLAC
- HE-AACv1
- HE-AACv2
- MP3

Connectivity

5G Support Yes Yes
Download speed Up to 5170 MB/s Up to 3270 MB/s
Wi-Fi version 6 6
Bluetooth version 6.0 5.4
Navigation - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC

Other

Announced December, 2024 yr February, 2025 yr
Class Mid-range Mid-range
Codename MT6899, MT6899Z n/a

Results

After analyzing the data, we consider MediaTek Dimensity 8400 the clear winner in this comparison.

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