Unisoc T820 vs MediaTek Dimensity 9400

VS

Unisoc T820

MediaTek Dimensity 9400

We compared two versions of phone SoCs: 8 cores 2700MHz Unisoc T820 vs. 8 cores 3630MHz MediaTek Dimensity 9400 . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

MediaTek Dimensity 9400 Advantages

Better graphics card performance FLOPS (4.9521 TFLOPS vs 0.4352 TFLOPS )

Larger memory bandwidth (85.3GB/s vs 17.07GB/s)

Higher Frequency (3630MHz vs 2700MHz)

More modern manufacturing process (3nm vs 6nm)

Released 1 years and 11 months late

Score

Benchmark

AnTuTu 10

Unisoc T820

492038

MediaTek Dimensity 9400 +437%

2647012

FP32 (float)

Unisoc T820

435

MediaTek Dimensity 9400 +1038%

4952

Unisoc T820

VS

MediaTek Dimensity 9400

CPU

1x 2.7 GHz – Cortex-A76
3x 2.3 GHz – Cortex-A76
4x 2.1 GHz – Cortex-A55

Architecture

1x 3.63 GHz – Cortex-X925
3x 3.3 GHz – Cortex-X4
4x 2.4 GHz – Cortex-A720

2700 MHz

Frequency

3630 MHz

8

Cores

8

ARMv8.2-A

Instruction set

ARMv9.2-A

-

L2 cache

3.5 MB

-

L3 cache

12 MB

6 nm

Process

3 nm

-

TDP

15 W

TSMC

Manufacturing

TSMC

Graphics

Mali-G57 MP4

GPU name

Mali-G925 Immortalis MP12

780 MHz

GPU frequency

1612 MHz

4

Execution units

-

64

Shading units

128

32

Max size

24

0.4352 TFLOPS

FLOPS

4.9521 TFLOPS

1.3

Vulkan version

1.3

2.0

OpenCL version

3.0

-

DirectX version

12.1

Memory

LPDDR4X

Memory type

LPDDR5X

2133 MHz

Memory frequency

5333 MHz

2x 16 Bit

Bus

4x 16 Bit

17.07 Gbit/s

Max bandwidth

85.3 Gbit/s

AI

-

NPU

MediaTek NPU 890

Multimedia (ISP)

Yes

Neural processor (NPU)

Yes

eMMC 5.1, UFS 3.1

Storage type

UFS 4.0

3440 x 1440

Max display resolution

3840 x 2160

1x 108MP, 2x 20MP

Max camera resolution

1x 320MP

4K at 60FPS

Video capture

8K at 60FPS, 4K at 120FPS

4K at 60FPS

Video playback

8K at 60FPS, 4K at 120FPS

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

LTE Cat. 24

Yes

5G support

Yes

5

Wi-Fi

7

5.0

Bluetooth

6.0

GPS, GLONASS, Beidou, Galileo

Navigation

GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Info

Nov 2022

Announced

Oct 2024

Mid range

Class

Flagship

-

Model number

MT6991

Unisoc T820

Official page

MediaTek Dimensity 9400

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