MediaTek Dimensity 8400 vs MediaTek Helio G91
SOC Specs Compare
CPU
Architecture
1x 3.25 GHz – Cortex-A7253x 3 GHz – Cortex-A7254x 2.1 GHz – Cortex-A725
2x 2 GHz – Cortex-A756x 1.8 GHz – Cortex-A55
Frequency
3250 MHz
2000 MHz
Cores
8
8
Instruction set
ARMv9-A
ARMv8.2-A
L2 cache
1 MB
-
L3 cache
6 MB
-
Process
4 nm
12 nm
Manufacturing
TSMC
TSMC
Graphics
GPU name
Mali-G720 MP7
Mali-G52 MP2
GPU frequency
1300 MHz
1000 MHz
Execution units
6
2
Shading units
128
24
Vulkan version
1.3
1.3
OpenCL version
3.2
2.0
DirectX version
12
-
Memory
Memory Type
LPDDR5X
LPDDR4X
Memory frequency
4266 MHz
1800 MHz
Bus
4x 16 Bit
2x 16 Bit
Max bandwidth
68.2 Gbit/s
13.41 Gbit/s
AI
NPU
MediaTek NPU 880
MediaTek APU
Multimedia (ISP)
Neural processor (NPU)
MediaTek NPU 880
-
Storage type
UFS 4.0
eMMC 5.1
Max display resolution
2960 x 1440
2520 x 1080
Max camera resolution
1x 320MP, 3x 32MP
1x 108MP, 2x 16MP
Video capture
4K at 60FPS
2K at 30FPS
Video playback
4K at 60FPS
2K 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
AIFF, CAF, MP3, MP4, WAV
Connectivity
5G support
Yes
No
Download speed
Up to 5170 Mbps
Up to 300 Mbps
Upload speed
Up to 4200 Mbps
Up to 100 Mbps
Wi-Fi
6
5
Bluetooth
6.0
5.4
Navigation
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
GPS, GLONASS, Beidou, Galileo
4G support
-
LTE Cat. 7
Info
📊 Benchmark
AnTuTu 10
1,623,874
271,623
Geekbench 6
1,571
-
Geekbench 6
6,033
-
FP32 (float)
-
96