MediaTek Helio A20 vs Samsung Exynos 7 Octa 7870

Comparisons 11-03-2021

Well, which chip or processor is better? Detailed compare data of benchmarks MediaTek Helio A20 vs Samsung Exynos 7 Octa 7870, speed examination of GPUs PowerVR GE8300 and Mali-T830 MP2.

This performance comparison involves two processors: Helio A20 is quad-core (Cortex-A53) and Exynos 7 Octa 7870 is octa-core (ARM Cortex-A53). Both processors went throughpower consumption test and battery life test. A step-by-step analysis of all the technical characteristics of the processors, to make it easier to read, is presented in the form of the table.

From the comparison video, you can get the results of joint benchmarking in special testing software like GFXBench, WebXPRT 3, Octane V2, AnTuTu, 3DMark, Vellamo, Mozilla Kraken, Neocore, PCMark, Quadrant, PassMark, GeekBench 6, 5, and how good the CPUs are in games Real Racing 3, Call of Duty: Mobile, Minecraft Bedrock, Mortal Kombat, PUBG, Garena Free Fire - The Cobra, Sniper 3D, Fortnite etc.

After looking at the data these benchmarks and videos, you can already make an informed decision about which processors is better to buy Helio A20 or Exynos 7 Octa 7870 and which chip is better for gaming: CSR Racing 2, Madout2, Asphalt 9, Need for Speed No Limits.

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

Helio A20

Exynos 7 Octa 7870

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

Helio A20

67%

Exynos 7 Octa 7870

55%

Gaming performance
Which CPU is better for gaming

Helio A20

Exynos 7 Octa 7870

Antutu v10, 9

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

	Helio A20	Exynos 7 Octa 7870
Total score	52293	45099
CPU	14643	12626
GPU	19877	17146
MEM	8365	7211
UX	9409	8115

GeekBench 6, 5.2

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

	Helio A20	Exynos 7 Octa 7870
Single-Core	135	119
Multi-Core	609	551

Comparison of specifications

CPU and Memory

	Helio A20	Exynos 7 Octa 7870
Frequency	1800 MHz	1600 MHz
Cores	4	8
Bit	64	64
Lithography	12 nm	14 nm
Transistors count
Core configuration	4x1.8 GHz Cortex-A53	8x1.6 GHz ARM Cortex-A53
Power consumption (TDP)	7 W	3 W
Memory type	LPDDR3, LPDDR4x	LPDDR3
Max. Memory	LPDDR4(X) до 6GB, LPDDR3 до 4GB	4 Gb
Memory Frequency	2x LPDDR4(X) 1600MHz, 1x LPDDR3 933MHz	1650
Memory bandwidth	6	14.9
Neural Processor (NPU)	No	No
L1 cache	32 KB
L2 cache	1 MB
L3 cache	1 MB
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 Helio A20 is 11% better than Exynos 7 Octa 7870 in terms of CPU frequency. Another difference is that Helio A20 has 4 more core than Exynos 7 Octa 7870. Also keep in mind that high CPU frequency affects battery life through power consumption.

GPU and Media

GPU	PowerVR GE8300	Mali-T830 MP2
GPU Frequency	660 MHz	700 MHz
GFloPS	128.75	47.6
# of Cores	2	2
# of Shader Units
Display	1600 x 720 pixels	1920 x 1200 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	16.9	13.6
PlayerUnknown's Battlegrounds (PUBG Mobile)	43.1	36.2
Garena Free Fire - The Cobra	29.4	24.2
Call of Duty: Mobile	25.2	21.9
Grand Theft Auto V (GTA 5 Mobile)	36.3	30.1
Minecraft: Pocket Edition	54.1	46.9
Real Racing 3	51.5	48.4
Sniper 3D	38.2	46
Need for Speed No Limits	47	43.6
Mortal Kombat X	47	27.8
CSR Racing 2	35.3	29

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	16 MP	16 MP
Dual Camera resolution	13 MP	8 MP
Image Signal Processor (ISP)
Video Encoding FPS	30	60
Video Encoding resolution	FullHD	FullHD
Codec support	H.264	H.264, H.265/HEVC, VP8

Networks and Navigation

Modem		LTE Cat.6 2CA
Download speed	150 MBit/s.	300 MBit/s.
Upload speed	50 MBit/s.	50 MBit/s.
Navigation	GPS, Galileo, Glonass, Beidou	GPS, Glonass, Beidou
NFC support	No	No
5G support	Yes	No

Result:
The number of parameters for which MediaTek Helio A20 is better: 28
The number of parameters for which Samsung Exynos 7 Octa 7870 is better: 9
You need to know that you should not sightlessly trust the software comparison on the table. It is better to just watch the full benchmark video of parallel comparison and listen to what those who really appreciated the capabilities of both processors think, as well as read the test results at the links below.

Helio A20 SoC - all data

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

• Helio A20 specs and review.

Exynos 7 Octa 7870 SoC - all data

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

• Exynos 7 Octa 7870 specs and review.