MediaTek Dimensity 9400 vs Mediatek Dimensity 7400

We compared the MediaTek Dimensity 9400 vs Dimensity 7400. The Dimensity 9400 features an octa-core CPU with the Immortalis-G925 GPU, while the Dimensity 7400 comes with an octa-core CPU paired with the Mali-G615 MC2 GPU. We compare both processors in terms of benchmarks and specifications.

Review

CPU Performance
MediaTek Dimensity 9400
81
MediaTek Dimensity 7400
30
GPU Performance
MediaTek Dimensity 9400
99
MediaTek Dimensity 7400
12
Total Score
MediaTek Dimensity 9400
92
MediaTek Dimensity 7400
22

AnTuTu 10

AnTuTu tests CPU, GPU, RAM, and I/O performance.
MediaTek Dimensity 9400 +311% better
2,701,078
MediaTek Dimensity 7400
657,890
CPU 595,763 203,196
GPU 1,186,159 146,782
MEM 458,668 134,456
UX 460,488 173,456
TOTAL 2,701,078 657,890

Geekbench 6

Geekbench measures CPU performance in single-core and multi-core scenarios.
Single Core
MediaTek Dimensity 9400 +174% better
2,805
MediaTek Dimensity 7400
1,022
Multi Core
MediaTek Dimensity 9400 +176% better
8,037
MediaTek Dimensity 7400
2,910
Multi Core 8,037 2,910
Single Core 2,805 1,022

Key Advantages

Advantages of Mediatek Dimensity 9400

  • 39% Faster CPU clock speed (3620 MHz vs 2600 MHz)
  • Newer ARMv9.2-A vs older ARMv8.2-A instruction set
  • More advanced 3nm process vs 4nm
  • 24% higher GPU frequency (1612 MHz vs 1300 MHz)
  • 67% higher Memory frequency (5333 MHz vs 3200 MHz)
  • 9.7x more compute performance (4.95 vs 0.51 TFLOPS)
  • 233% higher memory bandwidth (85.3 GB/s vs 25.6 GB/s)
  • 311% higher AnTuTu score (2.70M vs 657K)
  • 174% faster single-core and 176% faster multi-core in Geekbench 6

Specifications Comparison

Mediatek Dimensity 9400
vs
Mediatek Dimensity 7400

General

SoC Name Dimensity 9400 Mediatek Dimensity 7400
Launch Date October 9, 2024 February 2025
Class Flagship Mid-range
Model Number MT6991, MT6991Z/CZA, MT6991W/CZA

CPU

Total Cores 8 8
Core Configuration 1x 3.62 GHz – Cortex X925
3x 3.3 GHz – Cortex X4
4x 2.4 GHz – Cortex A720
4x 2.6GHz – Cortex A78
4x 2.0GHz – Cortex A55
Frequency 3620 MHz 2600 MHz
Instruction Set ARMv9.2-A ARMv8.2-A
L2 Cache 2 MB 512 KB
L3 Cache 12 MB
Process Node TSMC 3 nm (N3E) 4 nm
Manufacturing TSMC TSMC N4P
TDP 4 Watts

GPU

GPU Name Arm Immortalis-G925 MC12 Mali-G615 MC2
Architecture Valhall 5th gen Valhall 4th gen
GPU Frequency 1612 MHz 1300 MHz
Neural Processing Unit MediaTek NPU 890 MediaTek NPU 655 (6th Gen)
Shading Units 1536 128
FLOPS 4.95 TFLOPS 0.512 TFLOPS
Ray Tracing Support Yes No
Max Display Refresh Rate 180 Hz 144Hz
Vulkan Version 1.3 1.3
OpenCL Version 3.0 2.0
DirectX Version 12.1 12

Memory

Memory Type LPDDR5X LPDDR5 / LPDDR4x
Frequency 5333 MHz 3200 MHz
Bus 4×16-bit channels 2x 16-bit
Max Bandwidth 85.3 GB/s 25.6 GB/s
Max RAM Size 24 GB 16 GB
Storage Type UFS 4.1 UFS3.1 / UFS2.2

ISP

Max Camera Resolution 320 MP (single) 200MP
Max Display Resolution 3840×2160 2520 x 1080
Video Capture 8K @ 60FPS; 4K @ 120FPS 4K @ 30FPS HDR
Video Codecs H.264, H.265, VP9, AV1 H.264, H.265 (HEVC), VP9
Video Playback 8K @ 60FPS; 4K @ 120FPS 4K @ 30FPS
Audio Codecs AAC LC, FLAC, HE-AACv1, HE-AACv2, MP3 AAC LC, FLAC, HE-AACv1, HE-AACv2, MP3

Connectivity

Modem 3GPP Release-17 5G Modem-RF System MediaTek M80 5G
4G Support LTE Cat.24 (FDD/TDD) Cat.24
5G Support Sub-6 GHz & mmWave; SA/NSA; 4CC-CA Yes
Download Speed Up to 7 Gbps 3.27 Gbps
Upload Speed Up to 3.5 Gbps
WiFi Wi-Fi 7 (Tri-band MLO) Wi-Fi 6E
Bluetooth 6.0 5.4
Navigation GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC

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