MediaTek Dimensity 8400 vs Unisoc SC9863A

VS

MediaTek Dimensity 8400

Unisoc SC9863A

We compared two versions of phone SoCs: 8 cores 3250MHz MediaTek Dimensity 8400 vs. 8 cores 1600MHz Unisoc SC9863A . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

MediaTek Dimensity 8400 Advantages

Higher Frequency (3250MHz vs 1600MHz)

More modern manufacturing process (4nm vs 28nm)

Released 6 years and 1 months late

Score

Benchmark

Geekbench 6 Single Core

MediaTek Dimensity 8400 +900%

1651

Unisoc SC9863A

165

Geekbench 6 Multi Core

MediaTek Dimensity 8400 +836%

6833

Unisoc SC9863A

730

MediaTek Dimensity 8400

VS

Unisoc SC9863A

CPU

1x 3.25 GHz – Cortex-A725
3x 3.0 GHz – Cortex-A725
4x 2.1 GHz – Cortex-A725

Architecture

4x 1.6 GHz – Cortex-A55
4x 1.2 GHz – Cortex-A55

3250 MHz

Frequency

1600 MHz

8

Cores

8

ARMv9-A

Instruction set

ARMv8.2-A

3.5 MB

L2 cache

-

6 MB

L3 cache

-

4 nm

Process

28 nm

-

TDP

3 W

TSMC

Manufacturing

-

Graphics

Mali-G720 MC7

GPU name

PowerVR GE8322

1400 MHz

GPU frequency

550 MHz

6

Execution units

8

-

Shading units

8

24

Max size

4

-

FLOPS

0.0704 TFLOPS

1.3

Vulkan version

1.1

2.0

OpenCL version

1.2

-

DirectX version

11

Memory

LPDDR5X

Memory type

LPDDR4X

8533 MHz

Memory frequency

1800 MHz

4x 16 Bit

Bus

2x 16 Bit

136 Gbit/s

Max bandwidth

-

AI

MediaTek NPU 880

NPU

-

Multimedia (ISP)

MediaTek NPU 880

Neural processor (NPU)

No

UFS 4.0

Storage type

eMMC 5.1

2960 x 1440

Max display resolution

2160 x 1080

1x 320MP

Max camera resolution

1x 16MP, 2x 5MP

4K at 60FPS

Video capture

1K at 30FPS

4K at 60FPS

Video playback

1080p at 30FPS

H.264, H.265, AV1, VP9

Video codecs

H.264, H.265

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

Audio codecs

AAC, AIFF, CAF, MP3, MP4, WAV

Connectivity

-

4G support

LTE Cat. 7

Yes

5G support

No

Up to 7900 Mbps

Download speed

Up to 300 Mbps

Up to 4200 Mbps

Upload speed

Up to 150 Mbps

6

Wi-Fi

4

5.4

Bluetooth

4.2

GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Navigation

GPS, GLONASS, Beidou, Galileo

Info

Dec 2024

Announced

Nov 2018

Flagship

Class

Low end

MediaTek Dimensity 8400

Official page

-

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