Product Compare
Qualcomm Snapdragon 821 vs HiSilicon Kirin 990 4G
| SOC | SOC | |
|---|---|---|
| CPU | ||
| Architecture | 2x 2.342 GHz – Kryo2x 1.6 GHz – Kryo | 2x 2.86 GHz – Cortex-A762x 2.09 GHz – Cortex-A764x 1.86 GHz – Cortex-A55 |
| Frequency | 2342 MHz | 2860 MHz |
| Cores | 4 | 8 |
| Instruction set | ARMv8-A | ARMv8.2-A |
| L1 cache | 64 KB | 512 KB |
| L2 cache | 0 | 0 |
| Process | 14 nm | 7 nm |
| Transistor count | 2 | 8 |
| TDP | 11 W | 6 W |
| Manufacturing | Samsung | TSMC |
| Graphics | ||
| GPU name | Adreno 530 | Mali-G76 MP16 |
| GPU frequency | 653 MHz | 600 MHz |
| Execution units | 1 | 16 |
| Shading units | 256 | 36 |
| Vulkan version | 1.0 | 1.3 |
| OpenCL version | 2.0 | 2.0 |
| DirectX version | 11 | 12 |
| Memory | ||
| Memory Type | LPDDR4 | LPDDR4X |
| Memory frequency | 1866 MHz | 2133 MHz |
| Bus | 4x 16 Bit | 4x 16 Bit |
| Max bandwidth | 29.8 Gbit/s | 34.1 Gbit/s |
| Multimedia (ISP) | ||
| Neural processor (NPU) | Hexagon 680 | Da Vinci |
| Storage type | eMMC 5.1, UFS 2.0 | UFS 2.1, UFS 3.0 |
| Max display resolution | 3840 x 2160 | 3360 x 1440 |
| Max camera resolution | 1x 28MP, 2x 13MP | |
| Video capture | 4K at 30FPS | 4K at 60FPS |
| Video playback | 4K at 30FPS | 4K at 60FPS |
| Video codecs | H.264, H.265, VP8, VP9 | H.264, H.265, VC-1 |
| Audio codecs | AIFF, CAF, MP3, MP4, WAV | AIFF, CAF, MP3, MP4, WAV |
| Connectivity | ||
| 4G support | LTE Cat. 12 | LTE Cat. 19 |
| 5G support | No | No |
| Download speed | Up to 600 Mbps | Up to 1400 Mbps |
| Upload speed | Up to 150 Mbps | Up to 200 Mbps |
| Wi-Fi | 5 | 6 |
| Bluetooth | 4.1 | 5.0 |
| Navigation | GPS, GLONASS, Beidou, Galileo | GPS, GLONASS, Beidou, Galileo |
| Info | ||
| Announced | Aug 2016 | Oct 2019 |
| Class | Flagship | Flagship |
| Model number | MSM8996 Pro-AC | |
| Official page | Official Link ↗ | Official Link ↗ |
| Benchmarks | ||
| Geekbench 6 Single Core | 391 | 990 |
| Geekbench 6 Multi Core | 797 | 3179 |
| FP32 (float) | 334 | 691 |