HiSilicon Kirin 955 vs Qualcomm Snapdragon 425

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CPU comparison with benchmarks

-VS-

CPU lineage

HiSilicon Kirin 955 or HiSilicon Kirin 955 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The HiSilicon Kirin 955 features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2016 and belongs to the 4 generation of the HiSilicon Kirin series.
Mobile Segment --
4 Generation --
HiSilicon Kirin Family
HiSilicon Kirin 955 Name Qualcomm Snapdragon 425
HiSilicon Kirin 950 Group
 
 

CPU Cores and Base Frequency

The HiSilicon Kirin 955 has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 2.5 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
8 CPU Cores --
8 Threads --
1.8 GHz B-Core Frequency None
No Hyperthreading No
4x Cortex-A53 Cores B None
hybrid (big.LITTLE) Core architecture --
4x Cortex-A72 Cores A None
No Overclocking No
2.5 GHz A-Core Frequency None
 
 

Internal Graphics

The HiSilicon Kirin 955 has integrated graphics, called iGPU for short.
Specifically, the HiSilicon Kirin 955 uses the ARM Mali-T880 MP4, which has 64 texture shaders
and 4 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Qualcomm Snapdragon 425 does not have integrated graphics.
4 Execution units --
Midgard 4 Generation --
ARM Mali-T880 MP4 GPU name
0 bytes Max. GPU Memory 0 bytes
16 nm Technology --
0.9 GHz GPU (Turbo) --
0.9 GHz GPU frequency --
11 Direct X --
64 Shaders --
-- Max. displays --
Q2/2016 Release date --
 
 

Artificial Intelligence and Machine Learning

-- AI hardware --
-- AI specifications --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
No AV1 --
Decode h265 / HEVC (10 bit) --
Decode / Encode JPEG --
No VC-1 --
Decode / Encode h264 --
Decode / Encode VP8 --
Decode / Encode h265 / HEVC (8 bit) --
No AVC --
No VP9 --
 
 

Memory & PCIe

No AES-NI No
No ECC No
LPDDR3, LPDDR4 Memory type
pci PCIe pci
2 Memory channels --
0 bytes Max. Memory 0 bytes
-- Bandwidth --
 
 

Thermal Management

TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
-- Tjunction max --
 
 

Technical details

The HiSilicon Kirin 955 is manufactured using a 16 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
0 bytes L2-Cache 0 bytes
Chiplet Chip design --
-- Part Number --
0 bytes L3-Cache 0 bytes
None Virtualization
Socket
Q2/2016 Release date --
16 nm Technology --
Cortex-A72 / Cortex-A53 Architecture --
ARMv8-A64 (64 bit) Instruction set (ISA)
ISA extensions
Technical data sheet Documents Technical data sheet
Android Operating systems
-- Release price --