Samsung Exynos 7 Octa 7884B vs MediaTek Helio X25 (MT6797T)

Comparisons   11-03-2021
   Well, which processor or chip is better? Detailed compare data of benchmarks Samsung Exynos 7 Octa 7884B vs MediaTek Helio X25 (MT6797T), speed testing of GPUs Mali-T880 MP4 and Mali-G71 MP2.
   This performance comparison involves two processors: Exynos 7 Octa 7884B is octa-core (ARM Cortex-A73) and Helio X25 (MT6797T) is deca-core (ARM Cortex-A72). Both processors went through battery life test and power consumption test. A step-by-step analysis of all the technical characteristics of the processors, to make it easier to read, is made by the table.
   From the video comparison, you can get the results of joint benchmarking in software tests such as AnTuTu 8, WebXPRT 3, GeekBench 6, 5, Vellamo, GFXBench, 3DMark, Octane V2, Quadrant, PCMark, Mozilla Kraken, Neocore, PassMark, and how good the SoCs are in games Sniper 3D, Real Racing 3, Garena Free Fire - The Cobra, Minecraft Bedrock, Mortal Kombat, Fortnite, PUBG, Call of Duty: Mobile etc.
   After reading the results these benchmarks and videos, you already be able to understand which chipset is better to buy Exynos 7 Octa 7884B or Helio X25 (MT6797T) and which chip is better for gaming: CSR Racing 2, Asphalt 9, Madout2, 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

Exynos 7 Octa 7884B

Helio X25 (MT6797T)

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

Exynos 7 Octa 7884B

61%

Helio X25 (MT6797T)

41%

Gaming performance
Which CPU is better for gaming

Exynos 7 Octa 7884B

Helio X25 (MT6797T)

Antutu v10, 9

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

	Exynos 7 Octa 7884B	Helio X25 (MT6797T)
Total score	69828	93545
CPU	19550	26196
GPU	26528	35553
MEM	11165	14960
UX	12569	16833

GeekBench 6, 5.2

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

	Exynos 7 Octa 7884B	Helio X25 (MT6797T)
Single-Core	180	242
Multi-Core	813	1089

Comparison of specifications

CPU and Memory

	Exynos 7 Octa 7884B	Helio X25 (MT6797T)
Frequency	1600 MHz	2500 MHz
Cores	8	10
Bit	64	64
Lithography	14 nm	20 nm
Transistors count
Core configuration	2x1.6 GHz ARM Cortex-A73 6x1.35 GHz ARM Cortex-A53	2x2.5 GHz ARM Cortex-A72 4x2.0 GHz ARM Cortex-A53 4x1.55 GHz ARM Cortex-A53
Power consumption (TDP)	5 W	5 W
Memory type	LPDDR4	LPDDR3 (Dual Channel)
Max. Memory	4 Gb	4 Gb
Memory Frequency	1866	800
Memory bandwidth		14
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 X25 (MT6797T) is 36% better than Exynos 7 Octa 7884B in terms of CPU frequency. Another difference is that Exynos 7 Octa 7884B has 2 more core than Helio X25 (MT6797T). Also keep in mind that high CPU frequency affects battery life through power consumption.

GPU and Media

GPU	Mali-G71 MP2	Mali-T880 MP4
GPU Frequency	770 MHz	850 MHz
GFloPS	52.3	115.51
# of Cores	2	4
# of Shader Units
Display	2560 x 1440 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)	15.3	19.8
Garena Free Fire - The Cobra	25.3	34.9
Call of Duty: Mobile	17.3	21.1
Grand Theft Auto V (GTA 5 Mobile)	12.2	16.4
Minecraft: Pocket Edition	16.8	20.3
Real Racing 3	31.6	61.1
Sniper 3D	48.1	66.3
Need for Speed No Limits	35.4	55.8
Mortal Kombat X	29.1	55.8
CSR Racing 2	32.9	41.9

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	28 MP	32 MP
Dual Camera resolution	28 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, H.265

Networks and Navigation

Modem	LTE Cat.13 3CA
Download speed	600 MBit/s.	300 MBit/s.
Upload speed	150 MBit/s.	50 MBit/s.
Navigation	GPS, Glonass, Beidou	GPS, Galileo, Glonass, Beidou
NFC support	No	No
5G support	Yes	No

Result:
The number of parameters for which Samsung Exynos 7 Octa 7884B is better: 7
The number of parameters for which MediaTek Helio X25 (MT6797T) is better: 28
Please note that you do not need to blindly trust the software comparison on the table. You can watch benchmark video from beginning to end of joint 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 7884B SoC - all data

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

• Exynos 7 Octa 7884B specs and review.

Helio X25 (MT6797T) SoC - all data

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

• Helio X25 (MT6797T) specs and review.