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Home > Smartphone processors comparison > Snapdragon 678 vs Dimensity 800U – specs and benchmarks

Snapdragon 678 Vs Dimensity 800U

Snapdragon 678
VS
Dimensity 800U
Snapdragon 678
Dimensity 800U
We have created a comprehensive comparison of the recently released Snapdragon 678 vs Dimensity 800U SoCs by Qualcomm and Mediatek respectively. 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.
  1. Review
  2. Differences
  3. Benchmarks
  4. AnTuTu v9
  5. GeekBench 5
  6. Specs

Review

CPU Performance
Single and multi-core processor tests
Snapdragon 678
19
Dimensity 800U
21
Gaming Performance
GPU performance in games and OpenCL/Vulcan
Snapdragon 678
12
Dimensity 800U
16
Battery life
Efficiency of battery consumption
Snapdragon 678
61
Dimensity 800U
75
Tenzys Tech Score
Overall chip score
Snapdragon 678
31
Dimensity 800U
37

Key Differences

Pros of Mediatek Dimensity 800U
  • Dimensity 800U has 9.09% higher CPU clock speed than Snapdragon 678 (2400 vs 2200 MHz).
  • Dimensity 800U has 0.59% higher GPU clock speed than Snapdragon 678 (850 vs 845 MHz).
  • Dimensity 800U has 36.36% smaller sized transistor than Snapdragon 678 (7 vs 11 nm).
  • Dimensity 800U has 42.00% better AnTuTu 9 score than Snapdragon 678 (402 K vs 283 K ).
  • Dimensity 800U Support 14.56% higher memory bandwidth than Snapdragon 678 (17.07 vs 14.9 GB/s).

Benchmarks

Performance tests in popular benchmarks
SoC:
Snapdragon 678
vs
Dimensity 800U

AnTuTu 9

Snapdragon 678
283444
Dimensity 800U +46%
402486
CPU 101216 113735
GPU 51346 104873
Memory 48181 67803
UX 82701 116075
Total score 283444 402486

GeekBench 5

Single-Core Score
Snapdragon 678
529
Dimensity 800U +12%
594
Multi-Core Score
Snapdragon 678
1536
Dimensity 800U +10%
1683
Image compression 102.2 Mpixels/s 105.3 Mpixels/s
Face detection 14.5 images/s 15.5 images/s
Speech recognition 27.8 words/s 33.8 words/s
Machine learning 23.7 images/s 28.6 images/s
Camera shooting 13.7 images/s 14.4 images/s
HTML 5 2.05 Mnodes/s 2.08 Mnodes/s
SQLite 527.2 Mnodes/s 534.9 Mnodes/s

3DMark

4%
SD 678
12%
Dimensity 800U
Score: 1604

Stability 99% 99%
Graphics test 2 FPS 9 FPS
Score 482 1604

Specifications

Full list of technical specifications of Qualcomm Snapdragon 678 and Mediatek Dimensity 800U

Display

Max On-Device Display FHD+ @ 120Hz Full HD+ @ 120Hz
Max On-Display Resolution 2520 x 1080 2520 x 1080
Max External Display - -
HDR HDR10 HDR10+
Color Depth Up to 10-bit -
Color Gamut Rec2020 -

  CPU

58%
SD 678
63%
Dimensity 800U
Processor Speed (Frequency)

Architecture 2x 2.2 GHz – Kryo 460 Gold (Cortex-A76)
6x 1.7 GHz – Kryo 460 Silver (Cortex-A55)
2x 2.4 GHz – Cortex-A76
6x 2 GHz – Cortex-A55
Cores 8 8
Base Frequency 1700 MHz 2000 MHz
Turbo Frequency 2200 MHz 2400 MHz
Instruction set ARMv8-A ARMv8-A
L1 cache 16 KB -
L2 cache 0.256 MB -
L3 cache - -
Process 11 nm 7 nm
Transistor count 12 Billion -
TDP 6 W 10 W

Graphics

GPU name Adreno 612 Mali-G57 MC3
Architecture Adreno 600 Valhall
GPU frequency 845 MHz 850 MHz
Execution units 2 3
Shading units 96 48
FLOPS 354 Gigaflops -
Vulkan version 1.1 1.1
OpenCL version 2.0 2.0
DirectX version 12 12

Memory

Memory type LPDDR4X LPDDR4X
Memory frequency 2133 MHz 2133 MHz
Bus 2 x 16 Bit 2x 16 Bit
Max bandwidth 14.9 Gbit/s 17.07 Gbit/s
Max size 8 GB 12 GB

Multimedia (ISP)

Neural processor (NPU) Hexagon 685 Yes
Storage type eMMC 5.1, UFS 2.1 UFS 2.2
Max display resolution 2520 x 1080 2520 x 1080
Max camera resolution 1x 192MP, 2x 25MP 1x 64MP, 2x 20MP
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, AIFF, CAF, MP3, MP4, WAV AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC

Connectivity

Download Speed
4G (MB/s)
Snapdragon 678
600
Dimensity 800U
1200
5G (MB/s)
Snapdragon 678
N/A
Dimensity 800U
2300
Upload Speed
4G (MB/s)
Snapdragon 678
150
Dimensity 800U
211
5G (MB/s)
Snapdragon 678
N/A
Dimensity 800U
N/A
Modem X12 -
4G support LTE Cat. 12 LTE Cat. 18
5G support No Yes
Peak Download speed - Up to 2300 Mbps
Peak Upload speed - -
Wi-Fi 6 5
Bluetooth 5.0 5.1
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, SBAS GPS, GLONASS, Beidou, Galileo, QZSS

Info

Announced Date December 2020 August 2020
Class Mid-range Mid range
Model number SM6150-AC MT6853T
Official page Snapdragon 678 official site Dimensity 800U official site
Qualcomm Snapdragon 678
Qualcomm Snapdragon 678
CPU
19%
GPU
12%
Memory
25%
Energy efficiency and battery life
61%

29.25


Review By TenzysTech
Mediatek Dimensity 800U
Mediatek Dimensity 800U
CPU
21%
GPU
16%
Memory
25%
Energy efficiency and battery life
75%

28


Review By TenzysTech

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