HiSilicon Kirin 990 5G vs HiSilicon Kirin 820E 5G

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CPU comparison with benchmarks

-VS-

CPU lineage

HiSilicon Kirin 990 5G or HiSilicon Kirin 990 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 990 5G features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q3/2019 and belongs to the 8 generation of the HiSilicon Kirin series.
The HiSilicon Kirin 820E 5G features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q1/2021 and belongs to the 6 generation of the HiSilicon Kirin series.
HiSilicon Kirin 990 Group HiSilicon Kirin 810/820
8 Generation 6
Mobile Segment Mobile
HiSilicon Kirin 990 5G Name HiSilicon Kirin 820E 5G
HiSilicon Kirin Family HiSilicon Kirin
 
 

CPU Cores and Base Frequency

The HiSilicon Kirin 990 5G has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 2.86 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The HiSilicon Kirin 820E 5G has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 2.22 GHz.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
4x Cortex-A55 Cores C None
8 Threads 8
2.36 GHz B-Core Frequency 1.84 GHz
8 CPU Cores 8
hybrid (Prime / big.LITTLE) Core architecture hybrid (big.LITTLE)
2x Cortex-A76 Cores A 3x Cortex-A76
No Hyperthreading No
2.86 GHz A-Core Frequency 2.22 GHz
No Overclocking No
2x Cortex-A76 Cores B 3x Cortex-A55
1.95 GHz C-Core Frequency None
 
 

Internal Graphics

The HiSilicon Kirin 990 5G has integrated graphics, called iGPU for short.
Specifically, the HiSilicon Kirin 990 5G uses the ARM Mali-G76 MP16, which has 256 texture shaders
and 16 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The HiSilicon Kirin 820E 5G has integrated graphics, called iGPU for short.
Specifically, the HiSilicon Kirin 820E 5G uses the ARM Mali-G57 MP6, which has 96 texture shaders
and 6 execution units.
256 Shaders 96
Q3/2018 Release date Q2/2020
7 nm Technology 7 nm
12 Direct X 12
4.0 GB Max. GPU Memory 4.0 GB
-- Max. displays --
16 Execution units 6
0.6 GHz GPU frequency 0.85 GHz
Bifrost 3 Generation Vallhall 1
-- GPU (Turbo) --
ARM Mali-G76 MP16 GPU name ARM Mali-G57 MP6
 
 

Artificial Intelligence and Machine Learning

Da Vinci Architecture. 1x Ascend Lite + 1x Ascend Tiny AI specifications Da Vinci Architecture. Ascend D110 Lite
HUAWEI HiAI 2.0 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 VP8 Decode / Encode
Decode / Encode VC-1 Decode / Encode
Decode / Encode JPEG Decode / Encode
No AV1 Decode
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode / Encode AVC Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode VP9 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
 
 

Memory & PCIe

pci PCIe pci
No AES-NI No
LPDDR4X-4266 Memory type LPDDR4X-2133
No ECC No
8.0 GB Max. Memory 0 bytes
4 Memory channels 4
-- Bandwidth --
 
 

Thermal Management

The processor has a thermal design power (TDP) of 6 W watts.
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.
6 W TDP (PL1 / PBP) 6 W
-- Tjunction max --
 
 

Technical details

The HiSilicon Kirin 990 5G is manufactured using a 7 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 2.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The HiSilicon Kirin 820E 5G is manufactured using a 7 nm process.
Q3/2019 Release date Q1/2021
None Virtualization None
ISA extensions
7 nm Technology 7 nm
Chiplet Chip design Chiplet
-- Release price --
Cortex-A76 / Cortex-A55 Architecture Cortex-A76 / Cortex-A55
2.0 MB L3-Cache 2.0 MB
Android Operating systems Android
Technical data sheet Documents Technical data sheet
ARMv8-A64 (64 bit) Instruction set (ISA) ARMv8-A64 (64 bit)
-- Part Number --
Socket
0 bytes L2-Cache 0 bytes