ManualUser Guide
Mobile processor comparison

Qualcomm Snapdragon 8 Gen 2 vs HiSilicon Kirin 820

Compare available catalogue specifications. The page highlights factual differences without declaring an overall winner.

Swap sides New comparison
Compared fields 41
Different values 37
Quick factual highlights
Qualcomm Snapdragon 8 Gen 2
  • Higher maximum CPU clock
  • Smaller manufacturing process
  • Higher listed download speed
HiSilicon Kirin 820
  • Higher listed GPU clock
Side-by-side specifications

Detailed comparison

CPU

SpecificationQualcomm Snapdragon 8 Gen 2HiSilicon Kirin 820
Architecture 1x 3.2 GHz - Cortex-X32x 2.8 GHz - Cortex-A7152x 2.8 GHz - Cortex-A7103x 2 GHz - Cortex-A510 1x 2.36 GHz - Cortex-A763x 2.22 GHz - Cortex-A764x 1.84 GHz - Cortex-A55
CPU cores 8 8
Clock speed 3200 MHz 2360 MHz
Instruction set ARMv9-A ARMv8.2-A
Process technology 4 nanometers 7 nanometers
TDP 6.3 W 5 W

Cache and memory

SpecificationQualcomm Snapdragon 8 Gen 2HiSilicon Kirin 820
L2 cache 1 MB Not available
L3 cache 8 MB Not available
Memory type LPDDR5X LPDDR4X
Memory frequency 4200 MHz 2133 MHz
Memory bus 4x 16 Bit 4x 16 Bit
Maximum bandwidth 67.2 Gbit/s 31.78 Gbit/s
Maximum memory 24 GB 12 GB

Graphics and AI

SpecificationQualcomm Snapdragon 8 Gen 2HiSilicon Kirin 820
GPU Adreno 740 Mali-G57 MP6
GPU architecture Adreno 700 Valhall
GPU clock 680 MHz 850 MHz
Execution units 2 6
Shaders 768 96
FLOPS 2089 Gigaflops 579 Gigaflops
Vulkan 1.3 1.1
OpenCL 2.0 2.0
DirectX 12.1 12
Neural processor / NPU Hexagon Yes

Display and media

SpecificationQualcomm Snapdragon 8 Gen 2HiSilicon Kirin 820
Maximum display resolution 3840 x 2160 3360 x 1440
Maximum camera resolution 1x 200MP 1x 48MP, 2x 20MP
Video capture 8K at 30FPS, 4K at 120FPS 4K at 30FPS
Video playback 8K at 60FPS, 4K at 120FPS 4K at 30FPS
Video codecs - H.264 - H.265 - AV1 - VP8 - VP9 H.264, H.265, AV1, VP9
Audio codecs - AAC - AIFF - CAF - MP3 - MP4 - WAV AIFF, CAF, MP3, MP4, WAV

Connectivity

SpecificationQualcomm Snapdragon 8 Gen 2HiSilicon Kirin 820
4G LTE Cat. 24 LTE Cat. 22
5G Yes Yes
Download speed Up to 10000 Mbps Up to 1600 Mbps
Upload speed Up to 3500 Mbps Up to 200 Mbps
Wi-Fi 7 6
Bluetooth 5.3 5.1
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, SBAS, NAVIC GPS, GLONASS, Beidou

General

SpecificationQualcomm Snapdragon 8 Gen 2HiSilicon Kirin 820
Release November 2022 March 2020
Class Flagship Mid range
Model number SM8550-AB Not available
Storage support UFS 3.1, UFS 4.0 UFS 2.1
Devices in database 56 7
Real devices

Phones using these processors

Examples found in the existing device catalogue.

Qualcomm Snapdragon 8 Gen 2

PDF manual 5G
Samsung Galaxy Z Flip5 Retro
Samsung

Samsung Galaxy Z Flip5 Retro

3.3
Smartphone
Display
Dynamic AMOLED 2X 16.7M colors, 120 Hz, 1080…
RAM
8 GB
Storage
256 GB, 512 GB
Battery
Li-Ion 3700 mAh
View details PDF
5G
Samsung W24 Flip
Samsung

Samsung W24 Flip

3.2
Smartphone
Display
Dynamic AMOLED 2X 16.7M colors, 120 Hz, 1080…
RAM
12 GB
Storage
512 GB
Battery
Li-Ion 3700 mAh
View details
5G
Samsung W24
Samsung

Samsung W24

3.2
Smartphone
Display
Dynamic AMOLED 2X 16.7M colors, 120 Hz, 1812…
RAM
16 GB
Storage
1000 GB
Battery
Li-Po 4400 mAh
View details
PDF manual 5G
Samsung Galaxy Tab S9 Ultra
Samsung

Samsung Galaxy Tab S9 Ultra

3.6
Tablet
Display
Dynamic AMOLED 2X 16.7M colors, 120 Hz, 1848…
RAM
12 GB, 16 GB
Storage
256 GB, 512 GB, 1000 GB
Battery
Li-Ion 11200 mAh
View details PDF
Samsung Galaxy Tab S9+ WiFi
Samsung

Samsung Galaxy Tab S9+ WiFi

3.6
Tablet
Display
Dynamic AMOLED 2X 16.7M colors, 120 Hz, 1752…
RAM
12 GB
Storage
256 GB, 512 GB
Battery
Li-Ion 10090 mAh
View details
5G
Samsung Galaxy Tab S9+
Samsung

Samsung Galaxy Tab S9+

3.6
Tablet
Display
Dynamic AMOLED 2X 16.7M colors, 120 Hz, 1752…
RAM
12 GB
Storage
256 GB, 512 GB
Battery
Li-Ion 10090 mAh
View details

HiSilicon Kirin 820

4G
Huawei Nova 8 Global
Huawei

Huawei Nova 8 Global

3.4
Smartphone
Display
OLED 1.07G colors, 90 Hz, 1080 × 2340 pixels…
RAM
8 GB
Storage
128 GB
Battery
Li-Ion 3800 mAh
View details
5G
Huawei MatePad 10.4 5G
Huawei

Huawei MatePad 10.4 5G

5.0
Tablet
Display
IPS TFT 16M colors 1200 × 2000 pixels (10.40…
RAM
4 GB, 6 GB
Storage
64 GB, 128 GB
Battery
Li-Ion 7250 mAh
View details
PDF manual 5G
Huawei P40 Lite 5G
Huawei

Huawei P40 Lite 5G

3.1
Smartphone
Display
LTPS TFT 16M colors, 60 Hz, 1080 × 2400 pixel…
RAM
6 GB
Storage
128 GB
Battery
Li-Po 4000 mAh
View details PDF
PDF manual 5G
Huawei Nova 7 SE
Huawei

Huawei Nova 7 SE

3.3
Smartphone
Display
LTPS TFT 16M colors, 60 Hz, 1080 × 2400 pixel…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Po 4000 mAh
View details PDF
5G
Honor X10 Pro
Honor

Honor X10 Pro

3.2
Smartphone
Display
IPS TFT 16.7M colors, 90 Hz, 1080 × 2400 pixe…
RAM
4 GB, 6 GB, 8 GB
Storage
64 GB, 128 GB, 256 GB
Battery
Li-Ion 4300 mAh
View details
5G
Honor X10
Honor

Honor X10

3.2
Smartphone
Display
IPS TFT 16M colors, 90 Hz, 1080 × 2400 pixels…
RAM
4 GB, 6 GB, 8 GB
Storage
64 GB, 128 GB, 256 GB
Battery
Li-Ion 4300 mAh
View details
5G
Honor 30S
Honor

Honor 30S

3.8
Smartphone
Display
IPS TFT 16M colors, 60 Hz, 1080 × 2400 pixels…
RAM
8 GB
Storage
128 GB, 256 GB
Battery
Li-Ion 4000 mAh
View details
Keep comparing

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