MediaTek Dimensity 9400 vs Unisoc T820

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We compared two versions of phone SoCs: 8 cores 3400MHz MediaTek Dimensity 9400 vs. 8 cores 2700MHz Unisoc T820 . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

MediaTek Dimensity 9400 Advantages

Larger memory bandwidth (76.8GB/s vs 17.07GB/s)

Higher Frequency (3400MHz vs 2700MHz)

More modern manufacturing process (3nm vs 6nm)

Released 2 years late

Score

Benchmark

AnTuTu 10

MediaTek Dimensity 9400 +601%

3449366

Unisoc T820

492038

MediaTek Dimensity 9400

VS

Unisoc T820

CPU

1x 3.4 GHz – Cortex-X5
3x 2.96 GHz – Cortex-X4
4x 2.27 GHz – Cortex-A730

Architecture

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

3400 MHz

Frequency

2700 MHz

8

Cores

8

24 MB

L3 cache

-

3 nm

Process

6 nm

15 W

TDP

-

TSMC

Manufacturing

TSMC

Graphics

-

GPU name

Mali-G57 MP4

1300 MHz

GPU frequency

780 MHz

-

Execution units

4

-

Shading units

64

24

Max size

32

-

FLOPS

0.4352 TFLOPS

-

Vulkan version

1.3

-

OpenCL version

2.0

Memory

LPDDR5T

Memory type

LPDDR4X

4800 MHz

Memory frequency

2133 MHz

4x 16 Bit

Bus

2x 16 Bit

76.8 Gbit/s

Max bandwidth

17.07 Gbit/s

AI

Yes

NPU

Yes

Multimedia (ISP)

Yes

Neural processor (NPU)

Yes

UFS 4.0

Storage type

eMMC 5.1, UFS 3.1

3840 x 2160

Max display resolution

3440 x 1440

1x 320MP

Max camera resolution

1x 108MP, 2x 20MP

8K at 30FPS, 4K at 120FPS

Video capture

4K at 60FPS

8K at 30FPS, 4K at 120FPS

Video playback

4K at 60FPS

H.264, H.265, AV1, VP8, VP9

Video codecs

H.264, H.265

AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC

Audio codecs

AAC, AIFF, CAF, MP3, MP4, WAV

-

Modem

Makalu IVY510

Connectivity

LTE Cat. 24

4G support

LTE Cat. 15

Yes

5G support

Yes

7

Wi-Fi

5

5.4

Bluetooth

5.0

GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Navigation

GPS, GLONASS, Beidou, Galileo

Info

Nov 2024

Announced

Nov 2022

Flagship

Class

Mid range

-

Official page

Unisoc T820

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