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Home > Smartphone processors comparison > Snapdragon 678 vs Snapdragon 8 Gen 2 – specs and benchmarks

Snapdragon 678 Vs Snapdragon 8 Gen 2

Snapdragon 678
VS
Snapdragon 8 Gen 2
Snapdragon 678
Snapdragon 8 Gen 2
We have created a comprehensive comparison of the recently released Snapdragon 678 vs Snapdragon 8 Gen 2 SoCs by Qualcomm. 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
33
Snapdragon 8 Gen 2
98
Gaming Performance
GPU performance in games and OpenCL/Vulcan
Snapdragon 678
21
Snapdragon 8 Gen 2
66
Battery life
Efficiency of battery consumption
Snapdragon 678
61
Snapdragon 8 Gen 2
86
Tenzys Tech Score
Overall chip score
Snapdragon 678
38
Snapdragon 8 Gen 2
83

Key Differences

Pros of Qualcomm Snapdragon 8 Gen 2
  • Snapdragon 8 Gen 2 has 45.45% higher CPU clock speed than Snapdragon 678 (3200 vs 2200 MHz).
  • Snapdragon 8 Gen 2 has 15.98% higher GPU clock speed than Snapdragon 678 (980 vs 845 MHz).
  • Snapdragon 8 Gen 2 has 96.91% higher memory frequency than Snapdragon 678 (4200 vs 2133 MHz).
  • Snapdragon 8 Gen 2 has -63.64% smaller sized transistor than Snapdragon 678 (4 vs 11 MHz).
  • Snapdragon 8 Gen 2 has 350.44% better AnTuTu 9 score than Snapdragon 678 (1,277 K vs 283 K ).
  • Snapdragon 8 Gen 2 has latest instruction set, hence better than Snapdragon 678.

Benchmarks

Performance tests in popular benchmarks
SoC:
Snapdragon 678
vs
Snapdragon 8 Gen 2

AnTuTu 9

Snapdragon 678
283444
Snapdragon 8 Gen 2 +350%
1276749
CPU 101216 270867
GPU 51346 567801
Memory 48181 239879
UX 82701 198202
Total score 283444 1276749

GeekBench 5

Single-Core Score
Snapdragon 678
529
Snapdragon 8 Gen 2 +182%
1490
Multi-Core Score
Snapdragon 678
1536
Snapdragon 8 Gen 2 +238%
5198
Image compression 102.2 Mpixels/s 251.3 Mpixels/s
Face detection 14.5 images/s 46.2 images/s
Speech recognition 27.8 words/s 122.9 words/s
Machine learning 23.7 images/s 114.1 images/s
Camera shooting 13.7 images/s 51.7 images/s
HTML 5 2.05 Mnodes/s 5.81 Mnodes/s
SQLite 527.2 Mnodes/s 1510 Mnodes/s

3DMark

4%
SD 678
100%
SD 8 Gen 2
Score: 12967

Stability 99% -
Graphics test 2 FPS 81 FPS
Score 482 12967

Specifications

Full list of technical specifications of Qualcomm Snapdragon 678 and Qualcomm Snapdragon 8 Gen 2

Display

Max On-Device Display FHD+ @ 120Hz 4K Ultra HD @ 60 Hz, QHD+ @ 144 Hz
Max On-Display Resolution 2520 x 1080 3840 x 2160
Max External Display - 4K @ 60 Hz
HDR HDR10 HDR Vivid, HDR10+, HDR10
Color Depth Up to 10-bit Up to 10-bit
Color Gamut Rec2020 Rec. 2020

  CPU

64%
SD 678
92%
SD 8 Gen 2
Frequency

Architecture 2x 2.2 GHz – Kryo 460 Gold (Cortex-A76)
6x 1.7 GHz – Kryo 460 Silver (Cortex-A55)
1x 3.2 GHz – Cortex-X3 4x 2.8 GHz – Cortex-A715 3x 2 GHz – Cortex-A510
Cores 8 8
Base Frequency 1700 MHz 2000 MHz
Turbo Frequency 2200 MHz 3200 MHz
Instruction set ARMv8-A ARMv9-A
L1 cache 16 KB -
L2 cache 0.256 MB 1 MB
L3 cache - 8 MB
Process 11 4
Transistor count 12 Billion -
TDP 6 W 10 W

Graphics

GPU name Adreno 612 Adreno 740
Architecture Adreno 600 Adreno 700
GPU frequency 845 MHz 980 MHz
Execution units 2 -
Shading units 96 -
FLOPS 354 Gigaflops -
Vulkan version 1.1 1.3
OpenCL version 2.0 2.0
DirectX version 12 12

Memory

Memory type LPDDR4X LPDDR5x
Memory frequency 2133 MHz 4200 MHz
Bus 2 x 16 Bit 4 x 16 Bit
Max bandwidth 14.9 Gbit/s -
Max size 8 GB 24 GB

Multimedia (ISP)

Neural processor (NPU) Hexagon 685 Yes
Storage type eMMC 5.1, UFS 2.1 UFS 3.1, UFS 4.0
Max display resolution 2520 x 1080 3840 x 2160
Max camera resolution 1x 192MP, 2x 25MP 1 x 200 MP
Video capture 4K at 30FPS 8K at 30FPS, 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, VP8, VP9
Audio codecs AAC, AIFF, CAF, MP3, MP4, WAV AAC, AIFF, CAF, MP3, MP4, WAV

Connectivity

Download Speed
4G (MB/s)
Snapdragon 678
600
Snapdragon 8 Gen 2
2500
5G (MB/s)
Snapdragon 678
Snapdragon 8 Gen 2
10000
Upload Speed
4G (MB/s)
Snapdragon 678
150
Snapdragon 8 Gen 2
316
5G (MB/s)
Snapdragon 678
N/A
Snapdragon 8 Gen 2
3500
Modem X12 Snapdragon X70
4G support LTE Cat. 12 LTE Cat. 24
5G support No Yes
Peak Download speed - Up to 10000 Mbps
Peak Upload speed - Up to 3500 Mbps
Wi-Fi 6 7
Bluetooth 5.0 5.3
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, SBAS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Info

Announced Date December 2020 November 2022
Class Mid-range Flagship
Model number SM6150-AC SM8550-AB
Official page Snapdragon 678 official site Snapdragon 8 Gen 2 official site
Qualcomm Snapdragon 678
Qualcomm Snapdragon 678
CPU
65%
GPU
21%
Memory
25%
Energy efficiency and battery life
61%

35


Review By TenzysTech
Qualcomm Snapdragon 8 Gen 2
Qualcomm Snapdragon 8 Gen 2
CPU
98%
GPU
66%
Memory
49%
Energy efficiency and battery life
86%

62.5


Review By TenzysTech

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