Samsung Exynos 7 Octa 7420 vs MediaTek Helio A25

Comparisons   11-03-2021
   Well, which processor or chip is better? Full data of speed tests and benchmarks Samsung Exynos 7 Octa 7420 vs MediaTek Helio A25, comparison of GPUs PowerVR GE8320 and Mali-T760 MP8.
   This performance comparison involves two processors: Exynos 7 Octa 7420 is octa-core (ARM Cortex-A57) and Helio A25 is octa-core (Cortex-A53). Both processors went through battery life test and power consumption test. A careful review of all the technical characteristics of the processors, so that it can be easier to understand, is made by the table.
   From the comparison video, you can get the results of parallel benchmarking in software tests such as Mozilla Kraken, Octane V2, Vellamo, AnTuTu 8, Quadrant, GeekBench 6, 5, Neocore, GFXBench, PassMark, 3DMark, WebXPRT 3, PCMark, even the gaming performance of processors in Minecraft Bedrock, Mortal Kombat, Sniper 3D, PUBG, Real Racing 3, Fortnite, Call of Duty: Mobile, Garena Free Fire - The Cobra etc.
   After reading the results of joint benchmarks and videos, you already be able to know which CPU is better to buy Exynos 7 Octa 7420 or Helio A25 and which chip is better for gaming: Need for Speed No Limits, CSR Racing 2, 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

Helio A25

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

Exynos 7 Octa 7420

52%

Helio A25

67%

Gaming performance
Which CPU is better for gaming

Exynos 7 Octa 7420

Helio A25

Antutu v10, 9

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

	Exynos 7 Octa 7420	Helio A25
Total score	79294	95484
CPU	22205	26741
GPU	30121	36292
MEM	12689	15269
UX	14262	17181

GeekBench 6, 5.2

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

	Exynos 7 Octa 7420	Helio A25
Single-Core	205	247
Multi-Core	923	1112

Comparison of specifications

CPU and Memory

	Exynos 7 Octa 7420	Helio A25
Frequency	2100 MHz	1800 MHz
Cores	8	8
Bit	64	64
Lithography	14 nm	12 nm
Transistors count
Core configuration	4x2.1 GHz ARM Cortex-A57 4x1.5 GHz ARM Cortex-A53	4x1.8 GHz Cortex-A53 4x1.5 GHz Cortex-A53
Power consumption (TDP)	7 W	5 W
Memory type	LPDDR4	LPDDR3, LPDDR4x
Max. Memory	4 Gb	4GB Gb
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 Exynos 7 Octa 7420 is 14% better than Helio A25 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	PowerVR GE8320
GPU Frequency	772 MHz	650 MHz
GFloPS	210	126.8
# of Cores	8	2
# of Shader Units
Display	3840 x 2400 pixels	1600 x 720 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	20.5
Garena Free Fire - The Cobra	27.3	35.4
Call of Duty: Mobile	15.1	22.8
Grand Theft Auto V (GTA 5 Mobile)	11.9	17.8
Minecraft: Pocket Edition	14.3	21.3
Real Racing 3	47.8	62
Sniper 3D	35.5	56.6
Need for Speed No Limits	32.8	63.7
Mortal Kombat X	35.5	51.3
CSR Racing 2	30	46

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	16 MP
Dual Camera resolution		13 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.	150 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: 11
The number of parameters for which MediaTek Helio A25 is better: 26
You need to know that you should not blindly trust the software comparison on the table. It is better to just watch the full benchmark video of parallel testing and listen to what people say who really appreciated the capabilities of both chipsets Exynos 7 Octa 7420 and Helio A25, 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.

Helio A25 SoC - all data

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

• Helio A25 specs and review.