Snapdragon 636 vs Kirin 655
We compared two 8-core processors: Qualcomm Snapdragon 636 (with Adreno 509 graphics) and HiSilicon Kirin 655 (Mali-T830 MP2). Here you will find the pros and cons of each chip, technical specs, and comprehensive tests in benchmarks, like AnTuTu and Geekbench.
Review
CPU Performance
Single and multi-core processor tests
Gaming Performance
GPU performance in games and OpenCL/Vulcan
Battery life
Efficiency of battery consumption
NanoReview Score
Overall chip score
Key Differences
Pros of Qualcomm Snapdragon 636
- Performs 4.6x better in floating-point computations
- Shows significantly better (up to 2.2x) AnTuTu 8 score – 148K vs 67K
- Developers optimize games for Snapdragon processors more often than for Kirin
- Announced 11-months later
- Has a smaller size transistor (14 versus 16 nm)
Pros of HiSilicon Kirin 655
- Higher GPU frequency (~25%)
- 18% higher CPU clock speed (2120 vs 1800 MHz)
Benchmarks
Performance tests in popular benchmarksAnTuTu 8
| CPU | 62945 | - |
| GPU | 24483 | - |
| Memory | 30326 | - |
| UX | 27466 | - |
| Total score | 148768 | 67424 |
GeekBench 5
Single-Core Score
Multi-Core Score
| Image compression | 75.3 Mpixels/s | 62 Mpixels/s |
| Face detection | 10.7 images/s | 8.67 images/s |
| Speech recognition | 20.45 words/s | 14 words/s |
| Machine learning | 15.45 images/s | 9.82 images/s |
| Camera shooting | 9.79 images/s | 4.12 images/s |
| HTML 5 | 1.51 Mnodes/s | 1.21 Mnodes/s |
| SQLite | 410.2 Krows/s | 300.3 Krows/s |
Specifications
Full list of technical specifications of Snapdragon 636 and Kirin 655CPU
| Architecture | 4x 1.8 GHz – Kryo 260 Gold (Cortex-A73) 4x 1.6 GHz – Kryo 260 Silver (Cortex-A53) |
4x 2.12 GHz – Cortex-A53 4x 1.7 GHz – Cortex-A53 |
| Cores | 8 | 8 |
| Frequency | 1800 MHz | 2120 MHz |
| Instruction set | ARMv8-A | ARMv8-A |
| Process | 14 nanometers | 16 nanometers |
| Transistor count | 2 billion | 4 billion |
| TDP | 9 W | 5 W |
Graphics
| GPU name | Adreno 509 | Mali-T830 MP2 |
| Architecture | Adreno 500 | Midgard |
| GPU frequency | 720 MHz | 900 MHz |
| Execution units | 1 | 2 |
| Shading units | 128 | 32 |
| FLOPS | 184 Gigaflops | 40 Gigaflops |
| Vulkan version | 1.0 | 1.0 |
| OpenCL version | 2.0 | 1.2 |
| DirectX version | 12.1 | 11 |
Memory
| Memory type | LPDDR4 | LPDDR3 |
| Memory frequency | 1333 MHz | 933 MHz |
| Bus | 2x 16 Bit | 2x 32 Bit |
| Max size | 8 GB | 4 GB |
Multimedia (ISP)
| Neural processor (NPU) | Hexagon 680 | No |
| Storage type | eMMC 5.1, UFS 2.1 | eMMC 5.1 |
| Max display resolution | 2340 x 1080 | 1920 x 1200 |
| Max camera resolution | 1x 24MP, 2x 16MP | 1x 21MP, 2x 13MP |
| Video capture | 4K at 60FPS | 1K at 60FPS |
| Video playback | 4K at 60FPS | 4K at 60FPS |
| Video codecs | H.264, H.265, VP8, VP9 | H.264, H.265 |
| Audio codecs | AIFF, CAF, MP3, MP4, WAV | AIFF, CAF, MP3, MP4, WAV |
Connectivity
| Modem | X12 | - |
| 4G support | LTE Cat. 12 | LTE Cat. 6 |
| 5G support | No | No |
| Download speed | Up to 600 Mbps | Up to 300 Mbps |
| Upload speed | Up to 150 Mbps | Up to 50 Mbps |
| Wi-Fi | 5 | 4 |
| Bluetooth | 5.0 | 4.1 |
| Navigation | GPS, GLONASS, Beidou, Galileo, QZSS, SBAS | GPS, GLONASS, Beidou |
Info
| Announced | October 2017 | December 2016 |
| Class | Mid range | Mid range |
| Model number | SDM636 | - |
| Official page | Qualcomm Snapdragon 636 official site | - |
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Total votes: 2