Qualcomm Snapdragon 820 vs Qualcomm Snapdragon 660
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Compared 2 processors: Qualcomm Snapdragon 820, vs Qualcomm Snapdragon 660. Below are specs, tests, pros and cons for each device
Review
Processor Performance
Single-Core Benchmark Score
Gaming Performance
Graphics and OpenCL/Vulkan tests
Energy Efficiency
Chip Power Efficiency
Tests & specs
Specs & test comparisonBenchmarks
| CPU | 86352 | 89180 |
| GPU | 41466 | 36992 |
| Memory | 62160 | 56965 |
| UX | 69980 | 68869 |
| NanoReview Score | 259958 | 252006 |
| Stability | n/a | 96 % |
| Graphics Test | 4 fps | 2 fps |
| File Compression | n/a | 71.3 MB/s |
| HTML5 Browser | n/a | 41.6 pages/s |
| PDF Rendering | n/a | 51.8 MP/sec |
| Background Blur | n/a | 1.89 frames/s |
| Photo Processing | n/a | 10.2 frames/s |
| Image Detection | n/a | 13.6 frames/s |
| HDR | n/a | 46.2 MP/sec |
| Ray Tracing | n/a | 1.97 MP/sec |
Processor
| Architecture | - 2x 2.15 GHz – Kryo - 2x 1.593 GHz – Kryo |
- 4/2.2 (Kryo 260 Gold Cortex-A73) - 4/1.84 (Kryo 260 Silver Cortex-A53) |
| Process | Samsung | Samsung |
| Cores count | 4 | 8 |
| Frequency | 2150 | 2200 |
| Instruction set | ARMv8-A | ARMv8-A |
| L1 cache | 64 KB | n/a |
| L2 cache | 1 MB | 2 MB |
| Process tech. | 14 nm | 14 nm |
| Transistor count | 2 billion | 1.75 billion |
| Power (TDP) | 11 W | 5 W |
Graphics
| GPU Model | Adreno 530 | Adreno 512 |
| Architecture | Adreno 500 | Adreno 500 |
| GPU Frequency | 510 MHz | 647 MHz |
| Execution Units | 1 | 1 |
| Shader Units | 256 | 128 |
| Total shader | 256 | 128 |
| FLOPS | 261.1 GFLOPS | 165.6 GFLOPS |
| Vulkan | 1.0 | 1.0 |
| OpenCL | 2.0 | 2.0 |
| DirectX | 11 | 11 |
AI Acceleration
| Artificial Intelligence | Hexagon 680 | Hexagon 680 |
Memory
| Memory Type | LPDDR4 | LPDDR4X |
| Memory Frequency | 1866 MHz | 1866 MHz |
| Bus | 2x32 bit | 2x16 bit |
| Bandwidth | 29.8 Gbit/s | 13.9 Gbit/s |
| Max RAM | 8 GB | 8 GB |
Multimedia
| Memory Type | - eMMC 5.1 - UFS 2.0 |
- eMMC 5.1 - UFS 2.1 |
| Max. resolution | 3840x2160 pixels | 2560x1600 pixels |
| Camera | 1x28 pixels | 1x48 pixels |
| Video recording | 4K at 30FPS | 4K at 30FPS |
| Video quality | 4K at 30FPS | 4K at 30FPS |
| Video codecs | - H.264 - H.265 |
- H.264 - H.265 - VP8 - VP9 |
| Audio codecs | - AIFF - CAF - MP3 - MP4 - WAV |
- AAC LC - FLAC - HE-AACv1 - HE-AACv2 - MP3 |
Connectivity
| Modem | X12 | X12 |
| 4G Support | LTE Cat. 12 | LTE Cat. 13 |
| 5G Support | No | No |
| Download speed | Up to 600 MB/s | Up to 600 MB/s |
| Upload speed | Up to 150 MB/s | Up to 150 MB/s |
| Wi-Fi version | 5 | 5 |
| Bluetooth version | 4.1 | 5.0 |
| Navigation | - GPS - GLONASS - Beidou - Galileo - QZSS - SBAS |
- GPS - GLONASS - Beidou - Galileo - QZSS - SBAS - NAVIC |
Other
| Announced | November, 2015 yr | May, 2017 yr |
| Class | Flagship | Mid-range |
| Codename | MSM8996 | SM6115 |
Results
No clear favorite identified yet; updates may follow as new data arrives.
Survey
Total Votes: 0
