HiSilicon Kirin 985 5G vs HiSilicon Kirin 820 5G

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

HiSilicon Kirin 985 5G or HiSilicon Kirin 985 5G – 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 985 5G features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2020 and belongs to the 7 generation of the HiSilicon Kirin series.
The HiSilicon Kirin 820 5G features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2019 and belongs to the 6 generation of the HiSilicon Kirin series.
HiSilicon Kirin 980 Group HiSilicon Kirin 810/820
7 Generation 6
HiSilicon Kirin 985 5G Name HiSilicon Kirin 820 5G
Mobile Segment Mobile
HiSilicon Kirin Family HiSilicon Kirin
 
 

CPU Cores and Base Frequency

The HiSilicon Kirin 985 5G has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 2.58 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The HiSilicon Kirin 820 5G has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 2.36 GHz.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
2.4 GHz B-Core Frequency 1.84 GHz
hybrid (Prime / big.LITTLE) Core architecture hybrid (big.LITTLE)
1x Cortex-A76 Cores A 4x Cortex-A76
8 CPU Cores 8
4x Cortex-A55 Cores C None
No Overclocking No
1.84 GHz C-Core Frequency None
No Hyperthreading No
2.58 GHz A-Core Frequency 2.36 GHz
3x Cortex-A76 Cores B 4x Cortex-A55
8 Threads 8
 
 

Internal Graphics

The HiSilicon Kirin 985 5G has integrated graphics, called iGPU for short.
Specifically, the HiSilicon Kirin 985 5G uses the ARM Mali-G77 MP8, which has 128 texture shaders
and 8 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The HiSilicon Kirin 820 5G has integrated graphics, called iGPU for short.
Specifically, the HiSilicon Kirin 820 5G uses the ARM Mali-G57 MP6, which has 96 texture shaders
and 6 execution units.
-- GPU (Turbo) --
7 nm Technology 7 nm
12 Direct X 12
4.0 GB Max. GPU Memory 4.0 GB
8 Execution units 6
Q2/2019 Release date Q2/2020
ARM Mali-G77 MP8 GPU name ARM Mali-G57 MP6
128 Shaders 96
0.8 GHz GPU frequency 0.85 GHz
Vallhall 1 Generation Vallhall 1
-- Max. displays --
 
 

Artificial Intelligence and Machine Learning

-- AI specifications Da Vinci Architecture. Ascend D110 Lite
-- AI hardware HUAWEI HiAI 2.0
 
 

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
Decode / Encode VP9 Decode / Encode
Decode / Encode VP8 Decode / Encode
Decode / Encode VC-1 Decode / Encode
Decode / Encode JPEG Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
Decode / Encode AVC Decode / Encode
Decode AV1 Decode
 
 

Memory & PCIe

LPDDR4X-2133 Memory type LPDDR4X-2133
-- Bandwidth --
No AES-NI No
No ECC No
pci PCIe pci
0 bytes Max. Memory 0 bytes
4 Memory channels 4
 
 

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.
The processor has a thermal design power (TDP) of 6 W watts.
None TDP (PL1 / PBP) 6 W
-- Tjunction max --
 
 

Technical details

The HiSilicon Kirin 985 5G is manufactured using a 7 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.
The HiSilicon Kirin 820 5G is manufactured using a 7 nm process.
In total, this processor boasts a generous 2.0 MB cache.
None Virtualization None
7 nm Technology 7 nm
ARMv8-A64 (64 bit) Instruction set (ISA) ARMv8-A64 (64 bit)
ISA extensions
Hi6290 Part Number --
Chiplet Chip design Chiplet
Q2/2020 Release date Q2/2019
-- Release price --
0 bytes L2-Cache 0 bytes
Technical data sheet Documents Technical data sheet
0 bytes L3-Cache 2.0 MB
Socket
Android Operating systems Android
Cortex-A76 / Cortex-A55 Architecture Cortex-A76 / Cortex-A55
 
 

Benchmarks