Samsung Exynos 990 vs MediaTek Dimensity 8400

VS

Samsung Exynos 990

MediaTek Dimensity 8400

We compared two versions of phone SoCs: 8 cores 2730MHz Samsung Exynos 990 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 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

Samsung Exynos 990

842

MediaTek Dimensity 8400 +96%

1651

Geekbench 6 Multi Core

Samsung Exynos 990

2672

MediaTek Dimensity 8400 +155%

6833

Samsung Exynos 990

VS

MediaTek Dimensity 8400

CPU

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

Architecture

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

2730 MHz

Frequency

3250 MHz

8

Cores

8

ARMv8.2-A

Instruction set

ARMv9-A

1 MB

L2 cache

3.5 MB

0

L3 cache

6 MB

7 nm

Process

4 nm

9 W

TDP

-

Samsung

Manufacturing

TSMC

Graphics

Mali-G77 MP11

GPU name

Mali-G720 MC7

800 MHz

GPU frequency

1400 MHz

11

Execution units

6

64

Shading units

-

16

Max size

24

1.126 TFLOPS

FLOPS

-

1.3

Vulkan version

1.3

2.0

OpenCL version

2.0

12

DirectX version

-

Memory

LPDDR5

Memory type

LPDDR5X

2750 MHz

Memory frequency

8533 MHz

4x 16 Bit

Bus

4x 16 Bit

44 Gbit/s

Max bandwidth

136 Gbit/s

AI

-

NPU

MediaTek NPU 880

Multimedia (ISP)

Yes

Neural processor (NPU)

MediaTek NPU 880

UFS 2.1, UFS 3.0

Storage type

UFS 4.0

3840 x 2400

Max display resolution

2960 x 1440

1x 108MP, 2x 25MP

Max camera resolution

1x 320MP

8K at 30FPS, 4K at 120FPS

Video capture

4K at 60FPS

8K at 30FPS

Video playback

4K at 60FPS

H.264, H.265, VP8, VP9

Video codecs

H.264, H.265, AV1, VP9

AAC, AIFF, CAF, MP3, MP4, WAV

Audio codecs

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

Exynos 5123

Modem

-

Connectivity

LTE Cat. 24

4G support

-

Yes

5G support

Yes

Up to 7350 Mbps

Download speed

Up to 7900 Mbps

Up to 3670 Mbps

Upload speed

Up to 4200 Mbps

6

Wi-Fi

6

5.1

Bluetooth

5.4

GPS, GLONASS, Beidou, Galileo

Navigation

GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Info

Oct 2019

Announced

Dec 2024

Flagship

Class

Flagship

S5E9830

Model number

-

Samsung Exynos 990

Official page

MediaTek Dimensity 8400

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