MediaTek Dimensity 9400e vs MediaTek Dimensity 8400

SOC Specs Compare

CPU

Architecture
1x 3.4 GHz – Cortex-X43x 2.85 GHz – Cortex-X44x 2 GHz – Cortex-A720
1x 3.25 GHz – Cortex-A7253x 3 GHz – Cortex-A7254x 2.1 GHz – Cortex-A725
Frequency
3400 MHz
3250 MHz
Cores
8
8
Instruction set
ARMv9.2-A
ARMv9-A
L3 cache
8 MB
6 MB
Process
4 nm
4 nm
Transistor count
22.7
-
Manufacturing
TSMC
TSMC
L2 cache
-
1 MB

Graphics

GPU name
Mali-G720 Immortalis MP12
Mali-G720 MP7
GPU frequency
1300 MHz
1300 MHz
Shading units
128
128
Vulkan version
1.3
1.3
OpenCL version
3.0
3.2
DirectX version
12
12
Execution units
-
6

Memory

Memory Type
LPDDR5X
LPDDR5X
Memory frequency
4266 MHz
4266 MHz
Bus
4x 16 Bit
4x 16 Bit
Max bandwidth
68.2 Gbit/s
68.2 Gbit/s

AI

NPU
MediaTek NPU 790
MediaTek NPU 880

Multimedia (ISP)

Storage type
UFS 4.0
UFS 4.0
Max display resolution
3840 x 2160
2960 x 1440
Max camera resolution
1x 320MP
1x 320MP, 3x 32MP
Video capture
8K at 30FPS, 4K at 60FPS
4K at 60FPS
Video playback
8K at 30FPS, 4K at 60FPS
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
Neural processor (NPU)
-
MediaTek NPU 880

Connectivity

5G support
Yes
Yes
Download speed
Up to 7300 Mbps
Up to 5170 Mbps
Wi-Fi
7
6
Bluetooth
6.0
6.0
Navigation
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
Upload speed
-
Up to 4200 Mbps

Info

Announced
May 2025
Dec 2024
Class
Flagship
Mid range
Official page
Model number
-
MT6899, MT6899Z

📊 Benchmark

AnTuTu 10
2,159,260
1,623,874
Geekbench 6
2,233
1,571
Geekbench 6
7,258
6,033
FP32 (float)
3,993
-