Samsung Exynos 990 vs MediaTek Helio X20

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We compared two versions of phone SoCs: 8 cores 2730MHz Samsung Exynos 990 vs. 10 cores 2100MHz MediaTek Helio X20 . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

Samsung Exynos 990 Advantages

Better graphics card performance FLOPS (1.126 TFLOPS vs 0.0998 TFLOPS )

Larger memory bandwidth (44GB/s vs 12.8GB/s)

Higher Frequency (2730MHz vs 2100MHz)

More modern manufacturing process (7nm vs 20nm)

Released 4 years and 5 months late

MediaTek Helio X20 Advantages

Lower TDP (5W vs 9W)

Score

Benchmark

FP32 (float)

Samsung Exynos 990 +1037%

1126

MediaTek Helio X20

99

Samsung Exynos 990

VS

MediaTek Helio X20

CPU

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

Architecture

2x 2.1 GHz – Cortex-A72
4x 1.85 GHz – Cortex-A53
4x 1.4 GHz – Cortex-A53

2730 MHz

Frequency

2100 MHz

8

Cores

10

1 MB

L2 cache

-

0

L3 cache

-

7 nm

Process

20 nm

-

Transistor count

3

9 W

TDP

5 W

Samsung

Manufacturing

TSMC

Graphics

Mali-G77 MP11

GPU name

Mali-T880 MP4

800 MHz

GPU frequency

780 MHz

11

Execution units

4

64

Shading units

16

Max size

4

1.126 TFLOPS

FLOPS

0.0998 TFLOPS

1.3

Vulkan version

1.0

2.0

OpenCL version

1.2

12

DirectX version

11.2

Memory

LPDDR5

Memory type

LPDDR3

2750 MHz

Memory frequency

933 MHz

4x 16 Bit

Bus

2x 16 Bit

44 Gbit/s

Max bandwidth

12.8 Gbit/s

AI

Yes

NPU

No

Multimedia (ISP)

Yes

Neural processor (NPU)

No

UFS 2.1, UFS 3.0

Storage type

eMMC 5.1

3840 x 2400

Max display resolution

2560 x 1600

1x 108MP, 2x 25MP

Max camera resolution

1x 25MP

8K at 30FPS, 4K at 120FPS

Video capture

4K at 30FPS

8K at 30FPS

Video playback

4K at 30FPS

H.264, H.265, VP8, VP9

Video codecs

H.264, H.265, VP9

AAC, AIFF, CAF, MP3, MP4, WAV

Audio codecs

AIFF, CAF, MP3, MP4, WAV

Exynos 5123

Modem

-

Connectivity

LTE Cat. 24

4G support

LTE Cat. 6

Yes

5G support

No

Up to 7350 Mbps

Download speed

Up to 300 Mbps

Up to 3670 Mbps

Upload speed

Up to 50 Mbps

6

Wi-Fi

5

5.1

Bluetooth

4.1

GPS, GLONASS, Beidou, Galileo

Navigation

GPS, GLONASS, Beidou, Galileo

Info

Oct 2019

Announced

May 2015

Flagship

Class

Mid range

S5E9830

Model number

MT6797

Samsung Exynos 990

Official page

MediaTek Helio X20

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