MediaTek Helio X20 (MT6797) vs Samsung Exynos 7 Octa 7884

Comparisons 11-03-2021

So, which processor or chip is better? Detailed compare data of benchmarks MediaTek Helio X20 (MT6797) vs Samsung Exynos 7 Octa 7884, speed testing of GPUs Mali-T880 MP4 and Mali-G71 MP18.

This performance comparison involves two processors: Helio X20 (MT6797) is deca-core (ARM Cortex-A72) and Exynos 7 Octa 7884 is octa-core (ARM Cortex-A73). Both processors went through battery life test and power consumption test. A careful analysis of all the technical characteristics of the CPUs, to make it easier to understand, is summarized in the table.

From the comparison video, you can get the results of parallel benchmarking in special testing software like WebXPRT 3, Mozilla Kraken, Geekbench, Quadrant, Neocore, 3DMark, PCMark, GFXBench, PassMark, Octane V2, Vellamo, AnTuTu 8, and how good the processors are in games Sniper 3D, Garena Free Fire - The Cobra, Mortal Kombat, Minecraft Bedrock, PUBG, Fortnite, Call of Duty: Mobile, Real Racing 3 etc.

After reading the results of all benchmarks and videos, you already be able to know which SoCs is better to buy Helio X20 (MT6797) or Exynos 7 Octa 7884 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

Helio X20 (MT6797)

Exynos 7 Octa 7884

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

Helio X20 (MT6797)

42%

Exynos 7 Octa 7884

57%

Gaming performance
Which CPU is better for gaming

Helio X20 (MT6797)

Exynos 7 Octa 7884

Antutu v10, 9

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

	Helio X20 (MT6797)	Exynos 7 Octa 7884
Total score	83288	116251
CPU	23311	32549
GPU	31649	44170
MEM	13320	18591
UX	14981	20926

GeekBench 6, 5.2

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

	Helio X20 (MT6797)	Exynos 7 Octa 7884
Single-Core	215	337
Multi-Core	970	1046

Comparison of specifications

CPU and Memory

	Helio X20 (MT6797)	Exynos 7 Octa 7884
Frequency	2100 MHz	1600 MHz
Cores	10	8
Bit	64	64
Lithography	20 nm	14 nm
Transistors count
Core configuration	2x2.1 GHz ARM Cortex-A72 4x1.85 GHz ARM Cortex-A53 4x1.4 GHz ARM Cortex-A53	2x1.6 GHz ARM Cortex-A73 6x1.6 GHz ARM Cortex-A53
Power consumption (TDP)	5 W	5 W
Memory type	LPDDR3 (Dual Channel)	LPDDR4
Max. Memory	4 Gb	8 Gb
Memory Frequency	800	1866
Memory bandwidth	12.8	24
Neural Processor (NPU)	No	No
L1 cache		384 KB
L2 cache		512 KB
L3 cache		4 MB
Instruction set architecture (ISA)	ARMv8-A	ARMv8.2-A

In this comparison block, you should pay attention to the differences in clock speed and the number of cores. Here Helio X20 (MT6797) is 23% better than Exynos 7 Octa 7884 in terms of CPU frequency. Another difference is that Helio X20 (MT6797) has -2 more core than Exynos 7 Octa 7884. Also keep in mind that high CPU frequency affects battery life through power consumption.

GPU and Media

GPU	Mali-T880 MP4	Mali-G71 MP18
GPU Frequency	780 MHz	546 MHz
GFloPS	106	334
# of Cores	4	18
# of Shader Units
Display	2560 x 1600 pixels	2560 x 1440 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		23.7
PlayerUnknown's Battlegrounds (PUBG Mobile)	16.4	44.6
Garena Free Fire - The Cobra	29.1	47.3
Call of Duty: Mobile	17.7	25.3
Grand Theft Auto V (GTA 5 Mobile)	13.1	40.7
Minecraft: Pocket Edition	16.7	58.9
Real Racing 3	36.4	82.8
Sniper 3D	46.6	61.5
Need for Speed No Limits	52.4	66.2
Mortal Kombat X	37.8	75.7
CSR Racing 2	40.7	66.2

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	32 MP	28 MP
Dual Camera resolution		28 MP
Image Signal Processor (ISP)
Video Encoding FPS	30	30
Video Encoding resolution	4K, 2K, FullHD	4K (Ultra HD), 2K, FullHD
Codec support	H.264, H.265	H.264, H.265/HEVC, VP9

Networks and Navigation

Modem		LTE Cat.13 3CA
Download speed	150 MBit/s.	600 MBit/s.
Upload speed	50 MBit/s.	150 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 X20 (MT6797) is better: 6
The number of parameters for which Samsung Exynos 7 Octa 7884 is better: 32
Please note that you do not need to blindly trust the automatic comparison on the table. It is better to just watch the full benchmark video of joint comparison and listen to what those who really appreciated the capabilities of both processors think, and also read the test results on the links under the article.

Helio X20 (MT6797) SoC - all data

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

• Helio X20 (MT6797) specs and review.

Exynos 7 Octa 7884 SoC - all data

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

• Exynos 7 Octa 7884 specs and review.