MediaTek Dimensity 8400 vs Samsung Exynos 990

VS

MediaTek Dimensity 8400

Samsung Exynos 990

We compared two versions of phone SoCs: 8 cores 3250MHz MediaTek Dimensity 8400 vs. 8 cores 2730MHz Samsung Exynos 990 . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

MediaTek Dimensity 8400 Advantages

Larger memory bandwidth (136GB/s vs 44GB/s)

Higher Frequency (3250MHz vs 2730MHz)

More modern manufacturing process (4nm vs 7nm)

Released 5 years and 2 months late

Score

Benchmark

Geekbench 6 Single Core

MediaTek Dimensity 8400 +96%

1651

Samsung Exynos 990

842

Geekbench 6 Multi Core

MediaTek Dimensity 8400 +155%

6833

Samsung Exynos 990

2672

MediaTek Dimensity 8400

VS

Samsung Exynos 990

CPU

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

Architecture

2x 2.73 GHz – Exynos M5
2x 2.5 GHz – Cortex-A76
4x 2 GHz – Cortex-A55

3250 MHz

Frequency

2730 MHz

8

Cores

8

ARMv9-A

Instruction set

ARMv8.2-A

3.5 MB

L2 cache

1 MB

6 MB

L3 cache

0

4 nm

Process

7 nm

-

TDP

9 W

TSMC

Manufacturing

Samsung

Graphics

Mali-G720 MC7

GPU name

Mali-G77 MP11

1400 MHz

GPU frequency

800 MHz

6

Execution units

11

-

Shading units

64

24

Max size

16

-

FLOPS

1.126 TFLOPS

1.3

Vulkan version

1.3

2.0

OpenCL version

2.0

-

DirectX version

12

Memory

LPDDR5X

Memory type

LPDDR5

8533 MHz

Memory frequency

2750 MHz

4x 16 Bit

Bus

4x 16 Bit

136 Gbit/s

Max bandwidth

44 Gbit/s

AI

MediaTek NPU 880

NPU

-

Multimedia (ISP)

MediaTek NPU 880

Neural processor (NPU)

Yes

UFS 4.0

Storage type

UFS 2.1, UFS 3.0

2960 x 1440

Max display resolution

3840 x 2400

1x 320MP

Max camera resolution

1x 108MP, 2x 25MP

4K at 60FPS

Video capture

8K at 30FPS, 4K at 120FPS

4K at 60FPS

Video playback

8K at 30FPS

H.264, H.265, AV1, VP9

Video codecs

H.264, H.265, VP8, VP9

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

Audio codecs

AAC, AIFF, CAF, MP3, MP4, WAV

-

Modem

Exynos 5123

Connectivity

-

4G support

LTE Cat. 24

Yes

5G support

Yes

Up to 7900 Mbps

Download speed

Up to 7350 Mbps

Up to 4200 Mbps

Upload speed

Up to 3670 Mbps

6

Wi-Fi

6

5.4

Bluetooth

5.1

GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Navigation

GPS, GLONASS, Beidou, Galileo

Info

Dec 2024

Announced

Oct 2019

Flagship

Class

Flagship

-

Model number

S5E9830

MediaTek Dimensity 8400

Official page

Samsung Exynos 990

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