Overview - Dimensity 800U Vs Dimensity 9400

We have created a comprehensive comparison of the recently released Dimensity 800U vs Dimensity 9400 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 9400 91
Gaming Performance
GPU performance in games and OpenCL/Vulcan
Dimensity 800U 13
Dimensity 9400 94
Battery Life
Efficiency of battery consumption
Dimensity 800U 75
Dimensity 9400 89
Tenzys Tech Score
Overall chip score
Dimensity 800U 35
Dimensity 9400 91
Benchmarks

AnTuTu 9

Dimensity 800U Dimensity 9400
CPU 113735 600293
GPU 104873 1194784
Memory 67803 408283
UX 116075 443652
Total score 402486 2647012
Key Differences

Pros of MediaTek Dimensity 9400

  • Dimensity 9400 has 51.25% higher CPU clock speed than Dimensity 800U (3630 vs 2400 MHz).
  • Dimensity 9400 has 89.65% higher GPU clock speed than Dimensity 800U (1612 vs 850 MHz).
  • Dimensity 9400 has 150.02% higher memory frequency than Dimensity 800U (5333 vs 2133 MHz).
  • Dimensity 9400 has 57.14% smaller sized transistor than Dimensity 800U (3 vs 7 nm).
  • Dimensity 9400 has 557.67% better AnTuTu 9 score than Dimensity 800U (2,647 K vs 402 K ).
  • Dimensity 9400 has latest instruction set, hence better than Dimensity 800U.
Benchmarks

GeekBench 5

Single-Core Score

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Dimensity 800U 594
Dimensity 9400 2876

Multi-Core Score

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Dimensity 800U 1683
Dimensity 9400 8972

Image compression

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Dimensity 800U 105.3
Dimensity 9400

Face detection

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Dimensity 800U 15.5
Dimensity 9400

Speech recognition

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Dimensity 800U 33.8
Dimensity 9400

Machine learning

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Dimensity 800U 28.6
Dimensity 9400

Camera shooting

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Dimensity 800U 14.4
Dimensity 9400

HTML 5

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Dimensity 800U 2.08
Dimensity 9400

SQLite

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Dimensity 800U 534.9
Dimensity 9400

3DMark

Stability 99%

Graphics test 9 FPS
Stability 18674%

Graphics test 56 FPS
Full list of technical specifications

Display

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

CPU

59%
Turbo Clock Speed

2400 MHz

90%
Turbo Clock Speed

3630 MHz

49%
Base Frequency

2000 MHz

59%
Base Frequency

2400 MHz

  • Architecture 2x 2.4 GHz – Cortex-A76
    6x 2 GHz – Cortex-A55
    1x 3.63 GHz – Cortex-X925
    3x 3.3 GHz – Cortex-X4
    4x 2.4 GHz – Cortex-A720
  • Cores 8 8
  • Instruction set ARMv8-A ARMv9.2-A
  • L1 cache - -
  • L2 cache - 12 MB
  • L3 cache - -
  • Process 7 nm 3 nm
  • Transistor count - -
  • TDP 10 W 8.2 W
Full list of technical specifications

Graphics

  • GPU name Mali-G57 MC3 Mali-G925 Immortalis MP12
  • Architecture Valhall Valhall 5th gen
  • GPU frequency 850 MHz 1612 MHz
  • Execution units 3 -
  • Shading units 48 192
  • FLOPS - 7428 Gigaflops
  • Vulkan version 1.1 1.3
  • OpenCL version 2.0 3.2
  • DirectX version 12 12
Full list of technical specifications

Memory

  • Memory frequency 2133 MHz 5333 MHz
  • Max bandwidth 17.07 Gbit/s -
  • Max Size 12 GB 24 GB
  • Memory type LPDDR4X LPDDR5X
  • Bus 2x 16 Bit 4x 16 Bit
Full list of technical specifications

Multimedia (ISP)

  • Neural processor (NPU) Yes MediaTek NPU 890
  • Storage type UFS 2.2 UFS 4.0
  • Max display resolution 2520 x 1080 3840 x 2160
  • Max camera resolution 1x 64MP, 2x 20MP 1x 320MP
  • Video capture 4K at 30FPS 8K at 60FPS, 4K at 120FPS
  • Video playback 4K at 30FPS 8K at 60FPS, 4K at 120FPS
  • Video codecs H.264, H.265, VP9 H.264, H.265, AV1, 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. 24
  • 5G support Yes Yes
  • 5G Download Speed 2300 Mbps -
  • 4G Download Speed 1200 Mbps -
  • 5G Upload Speed - -
  • 4G Upload Speed 211 Mbps -
  • Wi-Fi 5 7
  • Bluetooth 5.1 5.4
  • Navigation GPS, GLONASS, Beidou, Galileo, QZSS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
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 9400

CPU
91%
GPU
94%
Memory
62%
Energy efficiency and battery life
89%
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