Unisoc T820 vs MediaTek Dimensity 8400
We compared two versions of phone SoCs: 8 cores 2700MHz Unisoc T820 vs. 8 cores 3250MHz MediaTek Dimensity 8400 . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.
Main Differences
MediaTek Dimensity 8400 's Advantages
Better graphics card performance FLOPS (2.3296 TFLOPS vs 0.4352 TFLOPS )
Larger memory bandwidth (68.2GB/s vs 17.07GB/s)
Higher Frequency (3250MHz vs 2700MHz)
More modern manufacturing process (4nm vs 6nm)
Released 2 years and 1 months late
Score
Benchmark
AnTuTu 10
Unisoc T820
492038
MediaTek Dimensity 8400
+230%
1623874
FP32 (float)
Unisoc T820
0.435 TFLOPS
MediaTek Dimensity 8400
+435%
2.329 TFLOPS
AnTuTu 9
CPU
1x 2.7 GHz – Cortex-A76
3x 2.3 GHz – Cortex-A76
4x 2.1 GHz – Cortex-A55
Architecture
1x 3.25 GHz – Cortex-A725
3x 3 GHz – Cortex-A725
4x 2.1 GHz – Cortex-A725
2700 MHz
Frequency
3250 MHz
8
Cores
8
ARMv8.2-A
Instruction set
ARMv9-A
-
-
L2 cache
1 MB
-
L3 cache
6 MB
6 nm
Process
4 nm
-
-
-
-
-
-
TSMC
Manufacturing
TSMC
Graphics
Mali-G57 MP4
GPU name
Mali-G720 MP7
780 MHz
GPU frequency
1300 MHz
4
Execution units
6
64
Shading units
128
32
Max size
24
0.4352 TFLOPS
FLOPS
2.3296 TFLOPS
1.3
Vulkan version
1.3
2.0
OpenCL version
3.2
-
DirectX version
12
Memory
LPDDR4X
Memory type
LPDDR5X
2133 MHz
Memory frequency
4266 MHz
2x 16 Bit
Bus
4x 16 Bit
17.07 Gbit/s
Max bandwidth
68.2 Gbit/s
AI
-
NPU
MediaTek NPU 880
-
-
-
Multimedia (ISP)
Yes
Neural processor (NPU)
MediaTek NPU 880
eMMC 5.1, UFS 3.1
Storage type
UFS 4.0
3440 x 1440
Max display resolution
2960 x 1440
1x 108MP, 2x 20MP
Max camera resolution
1x 320MP, 3x 32MP
4K at 60FPS
Video capture
4K at 60FPS
-
4K at 60FPS
Video playback
4K at 60FPS
H.264, H.265
Video codecs
- H.264
- H.265
- AV1
- VP9
AAC, AIFF, CAF, MP3, MP4, WAV
Audio codecs
- AAC LC
- FLAC
- HE-AACv1
- HE-AACv2
- MP3
Makalu IVY510
Modem
-
Connectivity
LTE Cat. 15
4G support
-
Yes
5G support
Yes
-
Download speed
Up to 5170 Mbps
-
Upload speed
Up to 4200 Mbps
5
Wi-Fi
6
5.0
Bluetooth
6.0
GPS, GLONASS, Beidou, Galileo
Navigation
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
Info
Nov 2022
Announced
Dec 2024
Mid range
Class
Mid range
-
Model number
MT6899, MT6899Z
