Samsung Exynos 7 Octa 7420 vs MediaTek Helio P20 (MT6757)

Comparisons 11-03-2021

So, which chip or processor is better? Full compare data of benchmarks Samsung Exynos 7 Octa 7420 vs MediaTek Helio P20 (MT6757), speed testing of GPUs Mali-T880 MP2 and Mali-T760 MP8.

This performance comparison involves two processors: Exynos 7 Octa 7420 is octa-core (ARM Cortex-A57) and Helio P20 (MT6757) is octa-core (Cortex-A53). Both processors went throughpower consumption test and battery life test. A thorough review of all the specifications of the SoCs, to make it easier to understand, is made by the table.

From the video comparison, you can get the results of joint benchmarking in synthetic type tests like PCMark, WebXPRT 3, PassMark, Quadrant, Vellamo, Mozilla Kraken, GFXBench, Octane V2, 3DMark, Geekbench, AnTuTu 8, Neocore, even the gaming performance of chipsets in Minecraft Bedrock, Real Racing 3, Fortnite, Call of Duty: Mobile, Mortal Kombat, Garena Free Fire - The Cobra, PUBG, Sniper 3D etc.

After looking at the data these benchmarks and videos, you can already make an informed decision about which chipset is better to buy Exynos 7 Octa 7420 or Helio P20 (MT6757) and which chip is better for gaming: Need for Speed No Limits, Madout2, Asphalt 9, CSR Racing 2.

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

Helio P20 (MT6757)

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

Exynos 7 Octa 7420

52%

Helio P20 (MT6757)

50%

Gaming performance
Which CPU is better for gaming

Exynos 7 Octa 7420

Helio P20 (MT6757)

Antutu v10, 9

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

	Exynos 7 Octa 7420	Helio P20 (MT6757)
Total score	79294	62314
CPU	22205	17440
GPU	30121	23679
MEM	12689	9968
UX	14262	11215

GeekBench 6, 5.2

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

	Exynos 7 Octa 7420	Helio P20 (MT6757)
Single-Core	205	161
Multi-Core	923	725

Comparison of specifications

CPU and Memory

	Exynos 7 Octa 7420	Helio P20 (MT6757)
Frequency	2100 MHz	2300 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	8x2.3 GHz Cortex-A53
Power consumption (TDP)	7 W	5 W
Memory type	LPDDR4	LPDDR3, LPDDR4x
Max. Memory	4 Gb	LPDDR4(X) до 6GB, LPDDR3 до 4GB
Memory Frequency	1866	2x LPDDR4(X) 1600MHz, 1x LPDDR3 933MHz
Memory bandwidth	24.8	14
Neural Processor (NPU)	No	No
L1 cache		32 KB
L2 cache	512 KB	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 P20 (MT6757) is 8% 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 MP2
GPU Frequency	772 MHz	900 MHz
GFloPS	210	68
# of Cores	8	2
# of Shader Units
Display	3840 x 2400 pixels	1920 x 1080 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	13.8
Garena Free Fire - The Cobra	27.3	22.5
Call of Duty: Mobile	15.1	14.7
Grand Theft Auto V (GTA 5 Mobile)	11.9	10.6
Minecraft: Pocket Edition	14.3	14.7
Real Racing 3	47.8	28.1
Sniper 3D	35.5	29.3
Need for Speed No Limits	32.8	27
Mortal Kombat X	35.5	25.9
CSR Racing 2	30	31.5

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	24 MP
Image Signal Processor (ISP)
Video Encoding FPS	30	30
Video Encoding resolution	4K (Ultra HD), 2K, FullHD	4K, 2K, 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: 24
The number of parameters for which MediaTek Helio P20 (MT6757) is better: 12
You need to understand that you should not blindly trust the automatic comparison of the table. It is better to just watch the full benchmark video of joint testing and listen to what people think who really appreciated the capabilities of both SoCs Exynos 7 Octa 7420 and Helio P20 (MT6757), as well as read the test results at the links below.

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.

Helio P20 (MT6757) SoC - all data

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

• Helio P20 (MT6757) specs and review.