Qualcomm Snapdragon 821 – an 4-core chipset that was announced on July 16, 2016, and is manufactured using a 14-nanometer process technology. It has 2 cores Kryo at 2342 MHz and 2 cores Kryo at 1600 MHz.
Benchmarks
Performance tests in popular benchmarks
AnTuTu 8
The AnTuTu Benchmark measures CPU, GPU, RAM, and I/O performance in different scenarios
Qualcomm Snapdragon 821
177650
CPU |
58492 |
GPU |
54966 |
Memory |
29058 |
UX |
32663 |
Total score |
177650 |
GeekBench 5
The GeekBench test shows raw single-threaded and multithreaded CPU performance
Image compression |
51.2 Mpixels/s |
Face detection |
7.96 images/s |
Speech recognition |
15.4 words/s |
Machine learning |
14 images/s |
Camera shooting |
10.7 images/s |
HTML 5 |
0.71 Mnodes/s |
SQLite |
239.7 Krows/s |
Smartphones
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Specifications
Detailed specifications of the Snapdragon 821 SoC with Adreno 530 graphics
Architecture |
2x 2.342 GHz – Kryo 2x 1.6 GHz – Kryo |
Cores |
4 |
Frequency |
2342 MHz |
Instruction set |
ARMv8-A |
L1 cache |
64 KB |
L2 cache |
3 MB |
Process |
14 nanometers |
Transistor count |
2 billion |
TDP |
11 W |
GPU name |
Adreno 530 |
Architecture |
Adreno 500 |
GPU frequency |
653 MHz |
Execution units |
2 |
Shading units |
256 |
FLOPS |
519 Gigaflops |
Vulkan version |
1.0 |
OpenCL version |
2.0 |
DirectX version |
11.2 |
Memory type |
LPDDR4 |
Memory frequency |
1866 MHz |
Bus |
4x 16 Bit |
Max bandwidth |
29.8 Gbit/s |
Max size |
6 GB |
Neural processor (NPU) |
Hexagon 680 |
Storage type |
eMMC 5.1, UFS 2.0 |
Max display resolution |
3840 x 2160 |
Max camera resolution |
1x 28MP, 2x 13MP |
Video capture |
4K at 30FPS |
Video playback |
4K at 60FPS |
Video codecs |
H.264, H.265, VP8, VP9 |
Audio codecs |
192 кГц/24 бит |
Modem |
X12 |
4G support |
LTE Cat. 12 |
5G support |
No |
Download speed |
Up to 600 Mbps |
Upload speed |
Up to 150 Mbps |
Wi-Fi |
5 |
Bluetooth |
4.1 |
Navigation |
GPS, GLONASS, Beidou, Galileo, QZSS, SBAS |
Comparison with competitors