HiSilicon Kirin 955 vs Unisoc Tiger T618

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The HiSilicon Kirin 955 and the Unisoc Tiger T618 are two processors that have distinct specifications. Let's compare their key features.

Starting with the HiSilicon Kirin 955, it is equipped with an architecture that includes four Cortex-A72 cores clocked at 2.5 GHz and four Cortex-A53 cores clocked at 1.8 GHz. This octa-core processor boasts a 16 nm lithography with 2000 million transistors. It operates on the ARMv8-A instruction set and has a thermal design power (TDP) of 5 Watts.

On the other hand, the Unisoc Tiger T618 processor has a different architecture with two Cortex-A75 cores clocked at 2.0 GHz and six Cortex-A55 cores clocked at 2.0 GHz. Its lithography is slightly smaller at 12 nm, and it also operates on the ARMv8.2-A instruction set. The TDP for this processor is 10 Watts.

One distinguishing feature of the Unisoc Tiger T618 is the inclusion of a Neural Processing Unit (NPU). This component is specifically designed for tasks related to artificial intelligence and machine learning, giving it an advantage in certain applications that heavily rely on these technologies.

In terms of core count, both processors have eight cores in total, making them quite capable for multitasking and handling demanding processes. However, it's important to note that the core configurations differ between the two processors.

Regarding the lithography, a smaller value signifies a more advanced manufacturing process. In this case, the Unisoc Tiger T618 has an edge with its 12 nm lithography compared to the Kirin 955's 16 nm lithography. This could potentially result in better power efficiency and thermal management on the Tiger T618.

While both processors demonstrate impressive specifications for their respective target markets, it ultimately depends on the specific needs and preferences of the user. The Kirin 955 may excel in certain computing tasks, while the Tiger T618's NPU enhances its AI capabilities. As with any processor comparison, it's important to evaluate performance benchmarks and real-world usage scenarios to determine the best fit for one's requirements.

CPU cores and architecture

Architecture 4x 2.5 GHz – Cortex-A72
4x 1.8 GHz – Cortex-A53
2x 2.0 GHz – Cortex-A75
6x 2.0 GHz – Cortex-A55
Number of cores 8 8
Instruction Set ARMv8-A ARMv8.2-A
Lithography 16 nm 12 nm
Number of transistors 2000 million
TDP 5 Watt 10 Watt
Neural Processing NPU

Memory (RAM)

Max amount up to 4 GB up to 6 GB
Memory type LPDDR4 LPDDR4X
Memory frequency 1333 MHz 1866 MHz
Memory-bus 2x32 bit 2x16 bit

Storage

Storage specification UFS 2.0 eMMC 5.1

Graphics

GPU name Mali-T880 MP4 Mali-G52 MP2
GPU Architecture Midgard Bifrost
GPU frequency 900 MHz 850 MHz
Execution units 4 2
Shaders 64 32
DirectX 11.2 11
OpenCL API 1.2 2.1
OpenGL API ES 3.2
Vulkan API 1.0 1.2

Camera, Video, Display

Max screen resolution 2400x1080
Max camera resolution 1x 31MP, 2x 13MP 1x 64M
Max Video Capture FullHD@60fps FullHD@60fps
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 0.3 Gbps
Peak Upload Speed 0.05 Gbps 0.1 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 2019 August
Partnumber Hi3655 T618
Vertical Segment Mobiles Mobiles
Positioning Flagship Mid-end

AnTuTu 10

Total Score
Kirin 955
147887
Tiger T618
252037

GeekBench 6 Single-Core

Score
Kirin 955
345
Tiger T618
398

GeekBench 6 Multi-Core

Score
Kirin 955
1180
Tiger T618
1369