MediaTek Dimensity 9400 vs HiSilicon Kirin 655

VS

MediaTek Dimensity 9400

HiSilicon Kirin 655

We compared two versions of phone SoCs: 8 cores 3630MHz MediaTek Dimensity 9400 vs. 8 cores 2120MHz HiSilicon Kirin 655 . 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 0.0576 TFLOPS )

Higher Frequency (3630MHz vs 2120MHz)

More modern manufacturing process (3nm vs 16nm)

Released 7 years and 10 months late

HiSilicon Kirin 655 Advantages

Lower TDP (5W vs 15W)

Score

Benchmark

FP32 (float)

MediaTek Dimensity 9400 +8587%

4952

HiSilicon Kirin 655

57

MediaTek Dimensity 9400

VS

HiSilicon Kirin 655

CPU

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

Architecture

4x 2.12 GHz – Cortex-A53
4x 1.7 GHz – Cortex-A53

3630 MHz

Frequency

2120 MHz

8

Cores

8

ARMv9.2-A

Instruction set

ARMv8-A

3.5 MB

L2 cache

-

12 MB

L3 cache

-

3 nm

Process

16 nm

-

Transistor count

4

15 W

TDP

5 W

TSMC

Manufacturing

-

Graphics

Mali-G925 Immortalis MP12

GPU name

Mali-T830 MP2

1612 MHz

GPU frequency

900 MHz

-

Execution units

2

128

Shading units

16

24

Max size

4

4.9521 TFLOPS

FLOPS

0.0576 TFLOPS

1.3

Vulkan version

1.0

3.0

OpenCL version

1.2

12.1

DirectX version

11

Memory

LPDDR5X

Memory type

LPDDR3

5333 MHz

Memory frequency

933 MHz

4x 16 Bit

Bus

2x 32 Bit

85.3 Gbit/s

Max bandwidth

-

AI

MediaTek NPU 890

NPU

-

Multimedia (ISP)

Yes

Neural processor (NPU)

No

UFS 4.0

Storage type

eMMC 5.1

3840 x 2160

Max display resolution

1920 x 1200

1x 320MP

Max camera resolution

1x 16MP, 2x 8MP

8K at 60FPS, 4K at 120FPS

Video capture

1K at 60FPS

8K at 60FPS, 4K at 120FPS

Video playback

1080p at 60FPS

- H.264
- H.265
- AV1
- VP9

Video codecs

H.264, H.265

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

Audio codecs

AIFF, CAF, MP3, MP4, WAV

Connectivity

LTE Cat. 24

4G support

LTE Cat. 7

Yes

5G support

No

-

Download speed

Up to 300 Mbps

-

Upload speed

Up to 50 Mbps

7

Wi-Fi

4

6.0

Bluetooth

4.1

GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Navigation

GPS, GLONASS, Beidou

Info

Oct 2024

Announced

Dec 2016

Flagship

Class

Mid range

MT6991

Model number

-

MediaTek Dimensity 9400

Official page

-

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