Snapdragon 7 Gen 3 vs Dimensity 8400

We compared two 8-core processors: Qualcomm Snapdragon 7 Gen 3 (with Adreno 720 graphics) and MediaTek Dimensity 8400 (Mali-G720 MP7). Here you will find the pros and cons of each chip, technical specs, and comprehensive tests in benchmarks, like AnTuTu and Geekbench.

Review

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/Vulkan
Battery life
Efficiency of battery consumption
NanoReview Score
Overall chip score

Key Differences

Main differences and advantages of each chip
Pros of MediaTek Dimensity 8400
  • Supports 166% higher memory bandwidth (68.2 against 25.6 GB/s)
  • Performs 2.3x better in floating-point computations
  • Has 3 MB larger L3 cache size than the Snapdragon 7 Gen 3
  • Shows significantly better (up to 90%) AnTuTu 11 score – 1948K vs 1027K
  • Higher GPU frequency (~33%)
  • 24% higher CPU clock speed (3250 vs 2630 MHz)
  • Better instruction set architecture

Benchmarks

Performance tests in popular benchmarks

AnTuTu 11

The AnTuTu Benchmark measures CPU, GPU, RAM, and I/O performance in different scenarios
1948428
CPU 411404 623766
GPU 217586 596540
Memory 154808 331200
UX 244127 396922
Total score 1027925 1948428
Samples [175 tests] [313 tests]

GeekBench 6

The GeekBench test shows raw single-threaded and multithreaded CPU performance
Single-Core Score
Multi-Core Score
Asset compression 155 MB/sec 248.7 MB/sec
HTML 5 Browser 80.6 pages/sec 189.2 pages/sec
PDF Renderer 101.8 Mpixels/sec 189.3 Mpixels/sec
Image detection 55.5 images/sec 111.1 images/sec
HDR 92.7 Mpixels/sec 166.2 Mpixels/sec
Background blur 11.4 images/sec 19.8 images/sec
Photo processing 21.8 images/sec 58 images/sec
Ray tracing 3.9 Mpixels/sec 7.1 Mpixels/sec
Samples 26 tests 45 tests
Compute Score (GPU)
Background blur 6.81 images/sec 21.3 images/sec
Face detection 3.22 images/sec 11.1 images/sec
Horizon detection 0.14 Gpixels/sec 0.52 Gpixels/sec
Edge detection 0.2 Gpixels/sec 0.71 Gpixels/sec
Gaussian blur 0.18 Gpixels/sec 0.66 Gpixels/sec
Feature matching 0.06 Gpixels/sec 0.15 Gpixels/sec
Stereo matching 15.9 Gpixels/sec 37.2 Gpixels/sec
Particle physics 395.6 FPS 1703.3 FPS
API Vulkan Vulkan
Samples 19 tests 31 tests

3DMark

A cross-platform benchmark that assesses graphics performance in Vulkan (Metal)
3DMark Steel Nomad Light
Score 490 1346
Stability 98% 86%
Graphics test 4 FPS 10 FPS
3DMark Solar Bay
Score - 5948
Graphics test - 23 FPS
Section 1 - 25 FPS
Section 2 - 23 FPS
Section 3 - 20 FPS
3DMark Wild Life Extreme
Score 1596 -
Graphics test 9 FPS -

PCMark 3.0

Benchmark for evaluating overall system performance in everyday workloads
PCMark 3.0
Web score 12784 14034
Video editing score 7333 6661
Data manipulation score 10354 13175
Photo editing score 25101 23584
Writing score 12578 17637
Phones tested 2 models 5 models

Recent User Tests

The latest benchmark tests that have been submitted by users
Qualcomm Snapdragon 7 Gen 3
DateBenchmarkResult
πŸ“˜ 2026-09-10 (Bali)AnTuTu1044174
πŸ“˜ 2026-08-11 (Baclaven)AnTuTu947758
πŸ“˜ 2026-07-26 (Raad)AnTuTu1022189
πŸ“˜ 2026-07-20 (Tapnbridge)AnTuTu1051017
πŸ“˜ 2026-07-15 (Iulitic211Rg)AnTuTu1102591
MediaTek Dimensity 8400
DateBenchmarkResult
πŸ“˜ 2026-09-10 (Siam)AnTuTu2105375
πŸ“˜ 2026-09-10 (ras)AnTuTu1916912
πŸ“˜ 2026-09-07 (Zulkarnaen)AnTuTu1978838
πŸ“˜ 2026-09-06 (Emon)AnTuTu2063678
πŸ“˜ 2026-09-05 (Sanchez)AnTuTu1790134

Specifications

Full list of technical specifications of Snapdragon 7 Gen 3 and Dimensity 8400

CPU

Architecture 1x 2.63 GHz – Kryo Prime (Cortex-A715)
3x 2.4 GHz – Kryo Gold (Cortex-A715)
4x 1.8 GHz – Kryo Silver (Cortex-A510)
1x 3.25 GHz – Cortex-A725
3x 3 GHz – Cortex-A725
4x 2.1 GHz – Cortex-A725
Cores 8 8
Frequency 2630 MHz 3250 MHz
Instruction set ARMv8.6-A ARMv9.2-A
L2 cache - 1 MB
L3 cache 3 MB 6 MB
Process 4 nanometers 4 nanometers
TDP (Sustained Power Limit) 6 W 7 W
Manufacturing TSMC TSMC

Graphics

GPU name Adreno 720 Mali-G720 MP7
Architecture Adreno 700 5th gen
GPU frequency 975 MHz 1300 MHz
Pipelines 2 7
Shading units 256 128
Total shaders 512 896
FLOPS 998.4 Gigaflops 2329.6 Gigaflops
Vulkan version 1.3 1.3
OpenCL version 2.0 3.0
DirectX version - 12

AI Accelerator

Neural processor (NPU) Yes MediaTek NPU 880

Memory

Memory type LPDDR5 LPDDR5X
Memory frequency 3200 MHz 4266 MHz
Bus 2x 16 Bit 4x 16 Bit
Max bandwidth 25.6 Gb/s 68.2 Gb/s
Max size 16 GB 24 GB

Multimedia (ISP)

Storage type UFS 2.2, UFS 3.1 UFS 4.0, UFS 4.1
Max display resolution 2880 x 1800 2960 x 1440
Max camera resolution 1x 200MP 1x 320MP, 3x 32MP
Video capture 4K at 60FPS, 1K at 120FPS 4K at 60FPS
Video playback 4K at 60FPS, 1080p at 120FPS 4K at 60FPS
Video codecs - H.264
- H.265
- VP8
- VP9
- H.264
- H.265
- AV1
- VP9
Audio codecs - AAC
- AIFF
- CAF
- MP3
- MP4
- WAV
- AAC LC
- FLAC
- HE-AACv1
- HE-AACv2
- MP3

Connectivity

Modem Snapdragon X63 -
4G support LTE Cat. 18 -
5G support Yes Yes
Download speed Up to 5000 Mbps Up to 5170 Mbps
Upload speed Up to 3500 Mbps -
Wi-Fi 6 6
Bluetooth 5.4 6.0
Navigation GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Info

Announced November 2023 December 2024
Class Mid range Mid range
Model number SM7550-AB MT6899, MT6899Z
Official page Qualcomm Snapdragon 7 Gen 3 official site MediaTek Dimensity 8400 official site
Successor - Qualcomm Snapdragon 7 Plus Gen 3 -
Further details
Notes on Dimensity 8400:
    - β€œDimensity 8400 Ultra” is the same chip as β€œDimensity 8400” but marketed for better thermals and sustained performance.

Cast your vote

So, which SoC would you choose?
46 (7.1%)
598 (92.9%)
Total votes: 644

Comments

Please give your opinion on the comparison of Dimensity 8400 and Snapdragon 7 Gen 3, or ask any questions
🌐 Register your profile and become part of NanoReview community!