Snapdragon 845 vs Kirin 820

We compared two 8-core processors: Qualcomm Snapdragon 845 (with Adreno 630 graphics) and HiSilicon Kirin 820 (Mali-G57 MP6). Here you will find the pros and cons of each chip, technical specs, and comprehensive tests in benchmarks, like AnTuTu and Geekbench.

Review

General comparison of performance, power consumption, and other indicators
CPU Performance
Single and multi-core processor tests
Gaming Performance
GPU performance in games and OpenCL/Vulcan
Battery life
Efficiency of battery consumption
NanoReview Score
Overall chip score

Key Differences

Main differences and advantages of each chip
Pros of Qualcomm Snapdragon 845
  • Developers optimize games for Snapdragon processors more often than for Kirin
  • Performs 26% better in floating-point computations
  • 19% higher CPU clock speed (2800 vs 2360 MHz)
Pros of HiSilicon Kirin 820
  • Announced 2-years and 4-months later
  • Has a smaller size transistor (7 versus 10 nm)
  • Higher GPU frequency (~20%)
  • Supports 7% higher memory bandwidth (31.78 against 29.8 GB/s)
  • Shows better (up to 7%) AnTuTu 9 score – 438K vs 408K

Benchmarks

Performance tests in popular benchmarks

AnTuTu 9

The AnTuTu Benchmark measures CPU, GPU, RAM, and I/O performance in different scenarios
Kirin 820 +7%
438358
CPU 102046 135652
GPU 154472 129505
Memory 63407 77124
UX 87601 94518
Total score 408534 438358

GeekBench 5

The GeekBench test shows raw single-threaded and multithreaded CPU performance
Single-Core Score
Kirin 820 +25%
640
Multi-Core Score
Kirin 820 +12%
2465
Image compression 128.5 Mpixels/s -
Face detection 20.4 images/s -
Speech recognition 37.8 words/s -
Machine learning 35.8 images/s -
Camera shooting 19.4 images/s -
HTML 5 2.62 Mnodes/s -
SQLite 686.3 Krows/s -

Gaming

Table of average FPS and graphics settings in mobile games
PUBG Mobile 53 FPS
[Ultra]
58 FPS
[Low]
Call of Duty: Mobile 55 FPS
[High]
41 FPS
[Ultra]
Fortnite 28 FPS
[Ultra]
27 FPS
[Low]
Shadowgun Legends 48 FPS
[High]
-
World of Tanks Blitz 60 FPS
[Ultra]
48 FPS
[Ultra]
Genshin Impact - 33 FPS
[Medium]
Mobile Legends: Bang Bang 56 FPS
[Ultra]
57 FPS
[Ultra]
Device Xiaomi Pocophone F1
1080 x 2246
Huawei Honor X10
1080 x 2400
We provide average results. FPS may differ, depending on game version, OS and other factors.

Specifications

Full list of technical specifications of Snapdragon 845 and Kirin 820

CPU

Architecture 4x 2.8 GHz – Kryo 385 Gold (Cortex-A75)
4x 1.5 GHz – Kryo 385 Silver (Cortex-A55)
1x 2.36 GHz – Cortex-A76
3x 2.22 GHz – Cortex-A76
4x 1.84 GHz – Cortex-A55
Cores 8 8
Frequency 2800 MHz 2360 MHz
Instruction set ARMv8.2-A ARMv8.2-A
L1 cache 256 KB -
L2 cache 1.5 MB -
L3 cache 2 MB -
Process 10 nanometers 7 nanometers
Transistor count 3 billion -
TDP 9 W 5 W

Graphics

GPU name Adreno 630 Mali-G57 MP6
Architecture Adreno 600 Valhall
GPU frequency 710 MHz 850 MHz
Execution units 2 6
Shading units 256 96
FLOPS 727 Gigaflops 579 Gigaflops
Vulkan version 1.0 1.1
OpenCL version 2.0 2.0
DirectX version 12 12

Memory

Memory type LPDDR4X LPDDR4X
Memory frequency 1866 MHz 2133 MHz
Bus 2x 32 Bit 4x 16 Bit
Max bandwidth 29.8 Gbit/s 31.78 Gbit/s
Max size 8 GB 12 GB

Multimedia (ISP)

Neural processor (NPU) Hexagon 685 Yes
Storage type UFS 2.1 UFS 2.1
Max display resolution 3840 x 2160 3360 x 1440
Max camera resolution 1x 32MP, 2x 16MP 1x 48MP, 2x 20MP
Video capture 4K at 60FPS 4K at 30FPS
Video playback 4K at 120FPS 4K at 30FPS
Video codecs H.264, H.265, VP9 H.264, H.265, AV1, VP9
Audio codecs AAC, AIFF, CAF, MP3, MP4, WAV AIFF, CAF, MP3, MP4, WAV

Connectivity

Modem X20 LTE Balong 5000
4G support LTE Cat. 18 LTE Cat. 22
5G support No Yes
Download speed Up to 1200 Mbps Up to 1600 Mbps
Upload speed Up to 150 Mbps Up to 200 Mbps
Wi-Fi 5 6
Bluetooth 5.0 5.1
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, SBAS GPS, GLONASS, Beidou

Info

Announced December 2017 March 2020
Class Flagship Mid range
Model number SDM845 -
Official page Qualcomm Snapdragon 845 official site -

Cast your vote

So, which SoC would you choose?
36 (20.3%)
141 (79.7%)
Total votes: 177

Comments

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