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.
HiSilicon Kirin 955 Name Qualcomm Snapdragon 425
HiSilicon Kirin Family
4 Generation --
Mobile Segment --
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.
hybrid (big.LITTLE) Core architecture --
4x Cortex-A53 Cores B None
2.5 GHz A-Core Frequency None
4x Cortex-A72 Cores A None
8 Threads --
No Overclocking No
1.8 GHz B-Core Frequency None
No Hyperthreading No
8 CPU Cores --
 
 

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.
0.9 GHz GPU (Turbo) --
Q2/2016 Release date --
0.9 GHz GPU frequency --
4 Execution units --
0 bytes Max. GPU Memory 0 bytes
64 Shaders --
ARM Mali-T880 MP4 GPU name
16 nm Technology --
Midgard 4 Generation --
11 Direct X --
-- Max. displays --
 
 

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.
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode VP8 --
Decode h265 / HEVC (10 bit) --
No VC-1 --
No AV1 --
No AVC --
No VP9 --
Decode / Encode h264 --
Decode / Encode JPEG --
 
 

Memory & PCIe

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

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.
None Virtualization
Technical data sheet Documents Technical data sheet
Q2/2016 Release date --
0 bytes L3-Cache 0 bytes
Socket
Cortex-A72 / Cortex-A53 Architecture --
Android Operating systems
Chiplet Chip design --
-- Release price --
ISA extensions
16 nm Technology --
ARMv8-A64 (64 bit) Instruction set (ISA)
-- Part Number --
0 bytes L2-Cache 0 bytes