Samsung Exynos 7 Octa 7420 vs HiSilicon Kirin 955

Comparisons   11-03-2021
   So, which processor or chip is better? Comprehensive compare data of benchmarks Samsung Exynos 7 Octa 7420 vs HiSilicon Kirin 955, speed testing of GPUs Mali-T760 MP8 and Mali-T880 MP4.
   This performance comparison involves two processors: Exynos 7 Octa 7420 is octa-core (ARM Cortex-A57) and Kirin 955 is octa-core (ARM Cortex-A72). Both processors went throughpower consumption test and battery life test. A step-by-step analysis of all the technical characteristics, to make it easier to read, is made by the table.
   From the video comparison, you can get the results of joint benchmarking in synthetic type tests such as WebXPRT 3, 3DMark, PCMark, Mozilla Kraken, PassMark, Geekbench, Quadrant, AnTuTu 8, Neocore, GFXBench, Octane V2, Vellamo, and how good the SoCs are in games Mortal Kombat, Garena Free Fire - The Cobra, Fortnite, Minecraft Bedrock, Call of Duty: Mobile, Sniper 3D, Real Racing 3, PUBG etc.
   After reading the results of joint benchmarks and videos, you can already make an informed decision about which chip is better to buy Exynos 7 Octa 7420 or Kirin 955 and which chip is better for gaming: CSR Racing 2, Need for Speed No Limits, Asphalt 9, Madout2.

Summary benchmark results

As a percentage of the maximum value based on a sample from the entire base of all processors
CPU Benchmark
Based on Antutu and Geekbench score

Exynos 7 Octa 7420

Kirin 955

Battery life test
Power Consumption efficiency (how quickly the processor reduces the battery charge)

Exynos 7 Octa 7420

52%

Kirin 955

49%

Gaming performance
Which CPU is better for gaming

Exynos 7 Octa 7420

Kirin 955

Antutu v10, 9

Antutu benchmark separately tests the performance of the CPU, GPU, and memory speed

	Exynos 7 Octa 7420	Kirin 955
Total score	79294	102680
CPU	22205	28750
GPU	30121	39011
MEM	12689	16436
UX	14262	18491

GeekBench 6, 5.2

This benchmark shows Multi-threaded and Single-threaded processor performance

	Exynos 7 Octa 7420	Kirin 955
Single-Core	205	271
Multi-Core	923	924

Comparison of specifications

CPU and Memory

	Exynos 7 Octa 7420	Kirin 955
Frequency	2100 MHz	2500 MHz
Cores	8	8
Bit	64	64
Lithography	14 nm	16 nm
Transistors count
Core configuration	4x2.1 GHz ARM Cortex-A57 4x1.5 GHz ARM Cortex-A53	4x2.5 GHz ARM Cortex-A72 4x1.8 GHz ARM Cortex-A53
Power consumption (TDP)	7 W	5 W
Memory type	LPDDR4	LPDDR4x
Max. Memory	4 Gb	4 Gb
Memory Frequency	1866	1600
Memory bandwidth	24.8	25.6
Neural Processor (NPU)	No	No
L1 cache
L2 cache	512 KB
L3 cache
Instruction set architecture (ISA)	ARMv8-A	ARMv8-A

In this comparison block, you should pay attention to the differences in clock speed and the number of cores. Here Kirin 955 is 16% better than Exynos 7 Octa 7420 in terms of CPU frequency. Also keep in mind that high CPU frequency affects battery life through power consumption.

GPU and Media

GPU	Mali-T760 MP8	Mali-T880 MP4
GPU Frequency	772 MHz	900 MHz
GFloPS	210	122.31
# of Cores	8	4
# of Shader Units
Display	3840 x 2400 pixels	2560 x 1600 pixels

The frequency of the GPU does not always directly indicate its performance. To fully evaluate all the capabilities of a graphics chip, you should take into account the number of Shader Units and Cores, as well as how many GFlops it has.

Gaming benchmark

Fortnite Mobile
PlayerUnknown's Battlegrounds (PUBG Mobile)	14.6	23.8
Garena Free Fire - The Cobra	27.3	39.4
Call of Duty: Mobile	15.1	26.6
Grand Theft Auto V (GTA 5 Mobile)	11.9	19.9
Minecraft: Pocket Edition	14.3	25.8
Real Racing 3	47.8	69
Sniper 3D	35.5	51.2
Need for Speed No Limits	32.8	63
Mortal Kombat X	35.5	63
CSR Racing 2	30	47.3

The numbers in this table indicate the maximum FPS that was received on the device with the corresponding processor. Depending on the configuration of the gadget and graphics quality settings (Ultra, Medium, Normal), the results may differ quite significantly. We recommend that you better study the results of the Antutu v10, 9 and GeekBench 6, 5.2 becnmarks.

Cameras

Camera resolution	20 MP	20 MP
Image Signal Processor (ISP)
Video Encoding FPS	30	30
Video Encoding resolution	4K (Ultra HD), 2K, FullHD	FullHD
Codec support	H.264, H.265/HEVC, VP9	H.264

Networks and Navigation

Modem
Download speed	42 MBit/s.	300 MBit/s.
Upload speed	11 MBit/s.	50 MBit/s.
Navigation		GPS, Galileo, Glonass, Beidou
NFC support	No	No
5G support	Yes	No

Result:
The number of parameters for which Samsung Exynos 7 Octa 7420 is better: 8
The number of parameters for which HiSilicon Kirin 955 is better: 24
Please note that you do not need to sightlessly trust the automatic comparison of the table. You can watch benchmark video from beginning to end of parallel testing and hear what those who really appreciated the capabilities of both chipsets think, and also read the test results on the links under the article.

Exynos 7 Octa 7420 SoC - all data

• Devices lists
• Benchmarks
• PUBG mobile
• Fortnite Mobile
• GeekBench 6, 5 mobile
• Antutu v10
• 3DMark

• Exynos 7 Octa 7420 specs and review.

Kirin 955 SoC - all data

• Devices lists
• Benchmarks
• PUBG mobile
• Fortnite Mobile
• GeekBench 6, 5 mobile
• Antutu v10
• 3DMark

• Kirin 955 specs and review.