Unisoc SC79863a vs Qualcomm Snapdragon 820 MSM8996

Comparisons   31-05-2021
   Detailed compare data of Unisoc SC79863a vs Qualcomm Snapdragon 820 MSM8996, examination of graphics chips (GPU). A careful analysis of all the specifications of the SoCs, so that it can be easier to read, is presented in the form of the table. From the comparison video, you can get the results of parallel examination in special test applications such as Geekbench, PCMark, AnTuTu, 3DMark, Vellamo, Neocore, PassMark, Quadrant, GFXBench, and how good the chipsets are in games GTA, Madout2, Asphalt 9, Minecraft, Fortnite, PUBG, Call of Duty etc.
   After looking at the data these tests and videos, you already be able to know which SoCs is better to buy Unisoc SC79863a or Snapdragon 820 MSM8996.

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

Unisoc SC79863a

Snapdragon 820 MSM8996

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

Unisoc SC79863a

37%

Snapdragon 820 MSM8996

52%

Gaming performance
Which CPU is better for gaming

Unisoc SC79863a

Snapdragon 820 MSM8996

Antutu v10, 9

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

	Unisoc SC79863a	Snapdragon 820 MSM8996
Total score	80874	125956
CPU	22639	35262
GPU	30740	47872
MEM	12930	20152
UX	14567	22681

GeekBench 6, 5.2

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

	Unisoc SC79863a	Snapdragon 820 MSM8996
Single-Core	209	257
Multi-Core	942	1133

Comparison of specifications

CPU and Memory

	Unisoc SC79863a	Snapdragon 820 MSM8996
Frequency	1600 MHz	2200 MHz
Cores	8	4
Bit	64	64
Lithography	28 nm	14 nm
Transistors count
Core configuration	4x1.8 GHz ARM Cortex-A55 4x1.4 GHz ARM Cortex-A55	4x2.2 GHz Kryo 280
Power consumption (TDP)	5 W	11 W
Memory type	LPDDR3	LPDDR4x (Dual Channel)
Max. Memory	4 Gb	8 Gb
Memory Frequency	933	1866
Memory bandwidth	24	29.8
Neural Processor (NPU)	No	No
L1 cache	256 KB
L2 cache	512 KB
L3 cache	8 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 Snapdragon 820 MSM8996 is 27% better than Unisoc SC79863a in terms of CPU frequency. Another difference is that Unisoc SC79863a has -4 more core than Snapdragon 820 MSM8996. Also keep in mind that high CPU frequency affects battery life through power consumption.

GPU and Media

GPU	IMG8322	Adreno 530
GPU Frequency	510 MHz	624 MHz
GFloPS	146.2	497.98
# of Cores	128
# of Shader Units		256
Display	2160 x 1080 pixels	3840 x 2160 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		25.2
PlayerUnknown's Battlegrounds (PUBG Mobile)	15.5	48.8
Garena Free Fire - The Cobra	27.1	52.5
Call of Duty: Mobile	16.4	27.1
Grand Theft Auto V (GTA 5 Mobile)	12.8	44.3
Minecraft: Pocket Edition	15.6	63.7
Real Racing 3	41.9	105
Sniper 3D	36.2	84
Need for Speed No Limits	33.7	84
Mortal Kombat X	44.7	68.3
CSR Racing 2	36.8	57.8

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	28 MP
Dual Camera resolution	16 MP
Image Signal Processor (ISP)		Qualcomm Spectra
Video Encoding FPS	30	30
Video Encoding resolution	FullHD	4K (Ultra HD), 2K, FullHD
Codec support	H.264/AVC, H.265/HEVC	H.264/AVC, H.265/HEVC

Networks and Navigation

Modem	LTE-4	Qualcomm Snapdragon X12 LTE modem
Download speed	150 MBit/s.	600 MBit/s.
Upload speed	50 MBit/s.	150 MBit/s.
Navigation	GPS, Galileo, Glonass, Beidou
NFC support	No	No
5G support	Yes	No

Result:
The number of parameters for which Unisoc SC79863a is better: 8
The number of parameters for which Qualcomm Snapdragon 820 MSM8996 is better: 32
You need to understand that you should not blindly trust the automatic comparison of the table. You can watch video from beginning to end of parallel testing and hear what those who really appreciated the capabilities of both CPUs think, as well as read the test results at the links below.

• Unisoc SC79863a specs and review.

Snapdragon 820 MSM8996 SoC - all data

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

• Snapdragon 820 MSM8996 specs and review.