Overview - Dimensity 800U Vs Dimensity 820

We have created a comprehensive comparison of the recently released Dimensity 800U vs Dimensity 820 SoCs by Mediatek. We've now weighed the advantages and disadvantages of these 8-core CPUs on the basis of their Geekbench, Antutu and 3DMark benchmarks with their technical specifications.

Features

Review

CPU Performance
Single and multi-core processor tests
Dimensity 800U 18
Dimensity 820 22
Gaming Performance
GPU performance in games and OpenCL/Vulcan
Dimensity 800U 13
Dimensity 820 16
Battery Life
Efficiency of battery consumption
Dimensity 800U 75
Dimensity 820 75
Tenzys Tech Score
Overall chip score
Dimensity 800U 35
Dimensity 820 38
Benchmarks

AnTuTu 9

Dimensity 800U Dimensity 820
CPU 113735 125662
GPU 104873 125708
Memory 67803 77949
UX 116075 106547
Total score 402486 435866
Key Differences

Pros of Mediatek Dimensity 820

  • Dimensity 820 has 8.33% higher CPU clock speed than Dimensity 800U (2600 vs 2400 MHz).
  • Dimensity 820 has 5.88% higher GPU clock speed than Dimensity 800U (900 vs 850 MHz).
  • Dimensity 820 has 8.29% better AnTuTu 9 score than Dimensity 800U (436 K vs 402 K ).
  • Dimensity 820 has latest instruction set, hence better than Dimensity 800U.
Benchmarks

GeekBench 5

Single-Core Score

icon
Dimensity 800U 594
Dimensity 820 646

Multi-Core Score

icon
Dimensity 800U 1683
Dimensity 820 2599

Image compression

icon
Dimensity 800U 105.3
Dimensity 820 142.3

Face detection

icon
Dimensity 800U 15.5
Dimensity 820 22.4

Speech recognition

icon
Dimensity 800U 33.8
Dimensity 820 41.2

Machine learning

icon
Dimensity 800U 28.6
Dimensity 820 31.3

Camera shooting

icon
Dimensity 800U 14.4
Dimensity 820 21.3

HTML 5

icon
Dimensity 800U 2.08
Dimensity 820 2.94

SQLite

icon
Dimensity 800U 534.9
Dimensity 820 759

3DMark

Stability 99%

Graphics test 9 FPS
Stability 98%

Graphics test 13 FPS
Full list of technical specifications

Display

  • Max On-Device Display Full HD+ @ 120Hz Full HD+ @ 120Hz
  • Max On-Display Resolution 2520 x 1080 2520 x 1080
  • Max External Display - -
  • HDR HDR10+ HDR, HDR10+
  • Color Depth - -
  • Color Gamut - -
Full list of technical specifications

CPU

59%
Turbo Clock Speed

2400 MHz

64%
Turbo Clock Speed

2600 MHz

49%
Base Frequency

2000 MHz

49%
Base Frequency

2000 MHz

  • Architecture 2x 2.4 GHz – Cortex-A76
    6x 2 GHz – Cortex-A55
    4x 2.6 GHz – Cortex-A76
    4x 2 GHz – Cortex-A55
  • Cores 8 8
  • Instruction set ARMv8-A ARMv8.3-A
  • L1 cache - -
  • L2 cache - -
  • L3 cache - -
  • Process 7 nm 7 nm
  • Transistor count - -
  • TDP 10 W 10 W
Full list of technical specifications

Graphics

  • GPU name Mali-G57 MC3 Mali-G57 MC5
  • Architecture Valhall Valhall
  • GPU frequency 850 MHz 900 MHz
  • Execution units 3 5
  • Shading units 48 80
  • FLOPS - -
  • Vulkan version 1.1 1.1
  • OpenCL version 2.0 2.0
  • DirectX version 12 12
Full list of technical specifications

Memory

  • Memory frequency 2133 MHz 2133 MHz
  • Max bandwidth 17.07 Gbit/s 17.07 Gbit/s
  • Max Size 12 GB 16 GB
  • Memory type LPDDR4X LPDDR4X
  • Bus 2x 16 Bit 1x 16 Bit
Full list of technical specifications

Multimedia (ISP)

  • Neural processor (NPU) Yes MediaTek APU 3.0
  • Storage type UFS 2.2 UFS 2.2
  • Max display resolution 2520 x 1080 2520 x 1080
  • Max camera resolution 1x 64MP, 2x 20MP 1x 80MP, 2x 32MP
  • Video capture 4K at 30FPS 4K at 30FPS
  • Video playback 4K at 30FPS 4K at 30FPS
  • Video codecs H.264, H.265, VP9 H.264, H.265, VP9
  • Audio codecs AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC
Full list of technical specifications

Connectivity

  • Modem - -
  • 4G support LTE Cat. 18 LTE Cat. 18
  • 5G support Yes Yes
  • 5G Download Speed 2300 Mbps 4700 Mbps
  • 4G Download Speed 1200 Mbps 1200 Mbps
  • 5G Upload Speed - 2500 Mbps
  • 4G Upload Speed 211 Mbps 211 Mbps
  • Wi-Fi 5 5
  • Bluetooth 5.1 5.1
  • Navigation GPS, GLONASS, Beidou, Galileo, QZSS GPS, GLONASS, Beidou, Galileo, QZSS
Full list of technical specifications

Info

Review

Review By TenzysTech

Mediatek Dimensity 800U

CPU
18%
GPU
13%
Memory
25%
Energy efficiency and battery life
75%

Mediatek Dimensity 820

CPU
22%
GPU
16%
Memory
25%
Energy efficiency and battery life
75%
Choose between two processors

Cast your vote