HiSilicon Kirin 9000 5G vs Unisoc SC7731E

The HiSilicon Kirin 9000 5G and Unisoc SC7731E are two processors with distinct specifications.

Starting with the HiSilicon Kirin 9000 5G, this processor boasts an impressive architecture. It consists of 8 cores, including 1x 3.13 GHz Cortex-A77, 3x 2.54 GHz Cortex-A77, and 4x 2.05 GHz Cortex-A55 cores. Furthermore, it utilizes the ARMv8.2-A instruction set. With a lithography of 5nm, the Kirin 9000 5G is built using advanced fabrication technology. It is equipped with an impressive 15300 million transistors, allowing for efficient processing power. This processor has a TDP (Thermal Design Power) of 6 Watts, indicating its energy efficiency. Additionally, it incorporates Ascend Lite (2x) + Ascend Tiny (1x) neural processing technology, alongside HUAWEI Da Vinci Architecture 2.0.

On the other hand, the Unisoc SC7731E offers different specifications. Its architecture consists of 4x 1.3 GHz Cortex-A7 cores. The number of cores is capped at 4, providing a slightly lower level of multitasking capability compared to the Kirin 9000 5G. The SC7731E utilizes the ARMv7-A instruction set and has a lithography of 28nm, which is less advanced compared to the Kirin 9000 5G. The TDP of the SC7731E is slightly higher, at 7 Watts.

In summary, the HiSilicon Kirin 9000 5G and Unisoc SC7731E processors differ significantly in their specifications. The Kirin 9000 5G offers a more advanced architecture with a greater number of cores and higher clock speeds. It also benefits from the ARMv8.2-A instruction set and a more advanced 5nm lithography. Additionally, its neural processing capabilities, Ascend Lite, Ascend Tiny, and HUAWEI Da Vinci Architecture 2.0, make it suitable for demanding tasks. On the other hand, the Unisoc SC7731E is a more modest processor with a simpler architecture, fewer cores, and a lower clock speed. While it may not offer the same level of performance as the Kirin 9000 5G, it can still handle basic tasks efficiently.

CPU cores and architecture

Architecture 1x 3.13 GHz – Cortex-A77
3x 2.54 GHz – Cortex-A77
4x 2.05 GHz – Cortex-A55
4x 1.3 GHz – Cortex-A7
Number of cores 8 4
Instruction Set ARMv8.2-A ARMv7-A
Lithography 5 nm 28 nm
Number of transistors 15300 million
TDP 6 Watt 7 Watt
Neural Processing Ascend Lite (2x) + Ascend Tiny (1x), HUAWEI Da Vinci Architecture 2.0

Memory (RAM)

Max amount up to 16 GB up to 1 GB
Memory type LPDDR5 LPDDR3
Memory frequency 2750 MHz 533 MHz
Memory-bus 4x16 bit


Storage specification UFS 3.1 eMMC 5.1


GPU name Mali-G78 MP24 Mali-T820 MP1
GPU Architecture Valhall Midgard
GPU frequency 760 MHz 600 MHz
Execution units 24 1
Shaders 384 4
DirectX 12 11
OpenCL API 2.1 1.2
OpenGL API ES 3.2 ES 3.2
Vulkan API 1.2 1.0

Camera, Video, Display

Max screen resolution 3840x2160 1440x720
Max camera resolution 1x 8MP
Max Video Capture 4K@60fps HD@30fps
Video codec support H.264 (AVC)
H.265 (HEVC)
H.264 (AVC)


4G network Yes Yes
5G network Yes Yes
Peak Download Speed 4.6 Gbps
Peak Upload Speed 2.5 Gbps
Wi-Fi 6 (802.11ax) 4 (802.11n)
Bluetooth 5.2 4.2
Satellite navigation BeiDou

Supplemental Information

Launch Date 2020 October 2018 Quarter 2
Vertical Segment Mobiles Mobiles
Positioning Flagship Low-end

AnTuTu 10

Total Score
Kirin 9000 5G

GeekBench 6 Single-Core

Kirin 9000 5G

GeekBench 6 Multi-Core

Kirin 9000 5G