HiSilicon Kirin 955 vs Unisoc Tanggula T770 5G

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The HiSilicon Kirin 955 and the Unisoc Tanggula T770 5G are two processors with distinct specifications. Let's compare them in terms of their key features.

Firstly, the HiSilicon Kirin 955 features an architecture consisting of 4 Cortex-A72 cores clocked at 2.5 GHz and 4 Cortex-A53 cores clocked at 1.8 GHz. On the other hand, the Unisoc Tanggula T770 5G boasts a more diverse architecture with 1 Cortex-A76 core clocked at 2.5 GHz, 3 Cortex-A76 cores clocked at 2.2 GHz, and 4 Cortex-A55 cores clocked at 2.0 GHz. This suggests that the Tanggula T770 5G has a more powerful and specialized configuration.

Moving on to lithography, the HiSilicon Kirin 955 has a 16 nm lithography process, while the Unisoc Tanggula T770 5G utilizes a more advanced 6 nm lithography process. A smaller lithography allows for improved efficiency, power consumption, and overall performance.

In terms of instruction set, both processors are equipped with ARMv8-based architectures. However, the Tanggula T770 5G stands out as it supports the ARMv8.2-A instruction set, which implies enhancements in performance and capabilities over the ARMv8-A supported by the Kirin 955.

Furthermore, the HiSilicon Kirin 955 has a transistor count of 2000 million, while the Unisoc Tanggula T770 5G does not mention its transistor count. This factor indicates that the Kirin 955 may have a higher transistor density, potentially enabling improved performance.

Both processors have a TDP (Thermal Design Power) of 5 watts, suggesting similar power efficiency. However, it is worth noting that the Tanggula T770 5G comes equipped with a Neural Processing Unit (NPU). This NPU provides dedicated AI processing capabilities, which can greatly enhance tasks involving machine learning and artificial intelligence.

In conclusion, while the HiSilicon Kirin 955 boasts a strong performance with its architecture and transistor count, the Unisoc Tanggula T770 5G offers a more diverse architecture, a smaller lithography process, and the added benefit of an NPU. These specifications indicate that the Tanggula T770 5G could potentially deliver higher performance and improved AI capabilities compared to the Kirin 955.

CPU cores and architecture

Architecture 4x 2.5 GHz – Cortex-A72
4x 1.8 GHz – Cortex-A53
1x 2.5 GHz – Cortex-A76
3x 2.2 GHz – Cortex-A76
4x 2.0 GHz – Cortex-A55
Number of cores 8 8
Instruction Set ARMv8-A ARMv8.2-A
Lithography 16 nm 6 nm
Number of transistors 2000 million
TDP 5 Watt 5 Watt
Neural Processing NPU

Memory (RAM)

Max amount up to 4 GB up to 32 GB
Memory type LPDDR4 LPDDR4X
Memory frequency 1333 MHz 2133 MHz
Memory-bus 2x32 bit 4x16 bit

Storage

Storage specification UFS 2.0 UFS 3.1

Graphics

GPU name Mali-T880 MP4 Mali-G57 MP6
GPU Architecture Midgard Valhall
GPU frequency 900 MHz 850 MHz
Execution units 4 6
Shaders 64 96
DirectX 11.2 12
OpenCL API 1.2 2.1
OpenGL API ES 3.2
Vulkan API 1.0 1.2

Camera, Video, Display

Max screen resolution 2160x1080@120Hz
Max camera resolution 1x 31MP, 2x 13MP 1x 108MP, 2x 24MP
Max Video Capture FullHD@60fps FullHD@30fps
Video codec support H.264 (AVC)
H.265 (HEVC)
VP8
H.264 (AVC)
H.265 (HEVC)

Wireless

4G network Yes Yes
5G network Yes Yes
Peak Download Speed 0.3 Gbps 2.7 Gbps
Peak Upload Speed 0.05 Gbps 1.5 Gbps
Wi-Fi 5 (802.11ac) 5 (802.11ac)
Bluetooth 4.2 5.0
Satellite navigation BeiDou
GPS
Galileo
GLONASS
BeiDou
GPS
Galileo
GLONASS

Supplemental Information

Launch Date 2016 April 2021 February
Partnumber Hi3655 T770, Tiger T7520
Vertical Segment Mobiles Mobiles
Positioning Flagship Mid-end

AnTuTu 10

Total Score
Kirin 955
147887
Tanggula T770 5G
342190

GeekBench 6 Single-Core

Score
Kirin 955
345
Tanggula T770 5G
659

GeekBench 6 Multi-Core

Score
Kirin 955
1180
Tanggula T770 5G
2635