HiSilicon Kirin 990 4G vs Unisoc SC7731E

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Which processor is better? We compared HiSilicon Kirin 990 4G with Unisoc SC7731E. Compare, analyze the specifications. Find out their scores in popular benchmarks (AnTuTu 10, GeekBench 6 Single-Core, GeekBench 6 Multi-Core) and who is the winner?

CPU cores and architecture

Architecture	2x 2.86 GHz – Cortex-A76 2x 2.09 GHz – Cortex-A76 4x 1.86 GHz – Cortex-A55	4x 1.3 GHz – Cortex-A7
Number of cores	8	4
Instruction Set	ARMv8.2-A	ARMv7-A
Lithography	7 nm	28 nm
Number of transistors	8000 million
TDP	6 Watt	7 Watt
Neural Processing	Ascend Lite + Ascend Tiny, HUAWEI Da Vinci Architecture, HiAI 2.0

Memory (RAM)

Max amount	up to 12 GB	up to 1 GB
Memory type	LPDDR4X	LPDDR3
Memory frequency	2133 MHz	533 MHz
Memory-bus	4x16 bit

Storage

Storage specification

UFS 3.0

eMMC 5.1

Graphics

GPU name	Mali-G76 MP16	Mali-T820 MP1
GPU Architecture	Bifrost	Midgard
GPU frequency	600 MHz	600 MHz
Execution units	16	1
Shaders	256	4
DirectX	12	11
OpenCL API	2.0	1.2
OpenGL API		ES 3.2
Vulkan API	1.1	1.0

Camera, Video, Display

Max screen resolution	3360x1440@60Hz	1440x720
Max camera resolution		1x 8MP
Max Video Capture	4K@60fps	HD@30fps
Video codec support	H.264 (AVC) H.265 (HEVC) VC-1 VP8 VP9	H.264 (AVC)