Home > Smartphone processors comparison > Dimensity 800U vs Kirin 990 (4G) – what's better?

Dimensity 800U vs Kirin 990 (4G)

We compared two 8-core processors: MediaTek Dimensity 800U (with Mali-G57 MC3 graphics) and HiSilicon Kirin 990 (4G) (Mali G76 MP16). Here you will find the pros and cons of each chip, technical specs and comprehensive tests in benchmarks like AnTuTu and Geekbench.


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 MediaTek Dimensity 800U
  • Announced 11 months later
Pros of HiSilicon Kirin 990 (4G)
  • Supports 86% higher memory bandwidth (31.78 against 17.07 GB/s)
  • Shows better (up to 31%) AnTuTu 8 score – 425K vs 326K
  • 19% higher CPU clock speed (2860 vs 2400 MHz)


Performance tests in popular benchmarks
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
AnTuTu Benchmark 8


Full list of technical specifications of Dimensity 800U and Kirin 990 (4G)


Architecture 2x 2.4 GHz – Cortex-A76
6x 2 GHz – Cortex-A55
2x 2.86 GHz – Cortex-A76
2x 2.09 GHz – Cortex-A76
4x 1.86 GHz – Cortex-A55
Cores 8 8
Frequency 2400 MHz 2860 MHz
Instruction set ARMv8-A ARMv8-A
L2 cache - 512 KB
Process 7 nanometers 7 nanometers
Transistor count - 8 billion


GPU name Mali-G57 MC3 Mali G76 MP16
Architecture Valhall Bifrost
GPU frequency - 600 MHz
Cores 3 16
FLOPS - 768 Gigaflops
Vulkan version 1.1 1.0
OpenCL version 2.0 2.0
DirectX version 12 12


Memory type LPDDR4X LPDDR4X
Memory frequency 2133 MHz 2133 MHz
Bus 2x 16 Bit 4x 16 Bit
Max bandwidth 17.07 Gbit/s 31.78 Gbit/s
Max size 12 GB 12 GB

Multimedia (ISP)

Neural processor (NPU) Yes Da Vinci
Storage type UFS 2.1 UFS 2.1, UFS 3.0
Max display resolution 3840 x 2160 3360 x 1440
Max camera resolution 1x 64MP, 2x 20MP -
Video capture 4K at 30FPS 8K at 30FPS, 4K at 60FPS
Video playback 4K at 30FPS 8K at 30FPS, 4K at 60FPS
Video codecs H.264, H.265, VP9 H.264, H.265, VC-1
Audio codecs AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC AIFF, CAF, MP3, MP4, WAV


4G support LTE Cat. 18 LTE Cat. 21
5G support Yes No
Download speed Up to 1200 Mbps Up to 1400 Mbps
Upload speed Up to 211 Mbps Up to 200 Mbps
Wi-Fi 5 6
Bluetooth 5.1 5.0
Navigation GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou


Announced August 2020 October 2019
Class Mid range Flagship
Official page MediaTek Dimensity 800U official site HiSilicon Kirin 990 (4G) official site

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