Qualcomm Snapdragon 821 vs HiSilicon Kirin 970
SOC · Specs Compare
CPU
Architecture
2x 2.342 GHz – Kryo2x 1.6 GHz – Kryo
4x 2.36 GHz – Cortex A734x 1.84 GHz – Cortex A53
Frequency
2342 MHz
2360 MHz
Cores
4
8
Instruction set
ARMv8-A
ARMv8-A
L1 cache
64 KB
512 KB
L2 cache
0
0
Process
14 nm
10 nm
Transistor count
2
5.5
TDP
11 W
9 W
Manufacturing
Samsung
TSMC
L3 cache
—
0
Graphics
GPU name
Adreno 530
Mali-G72 MP12
GPU frequency
653 MHz
768 MHz
Execution units
1
12
Shading units
256
18
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
1866 MHz
Bus
4x 16 Bit
4x 16 Bit
Max bandwidth
29.8 Gbit/s
29.8 Gbit/s
Multimedia (ISP)
Neural processor (NPU)
Hexagon 680
Yes
Storage type
eMMC 5.1, UFS 2.0
UFS 2.1
Max display resolution
3840 x 2160
3120 x 1440
Max camera resolution
1x 28MP, 2x 13MP
1x 48MP, 2x 20MP
Video capture
4K at 30FPS
4K at 30FPS
Video playback
4K at 30FPS
4K at 30FPS
Video codecs
H.264, H.265, VP8, VP9
H.264, H.265, VP8, VP9, VC-1
Audio codecs
AIFF, CAF, MP3, MP4, WAV
32 bit@384 kHz, HD-audio
Connectivity
4G support
LTE Cat. 12
LTE Cat. 18
5G support
No
No
Download speed
Up to 600 Mbps
Up to 1200 Mbps
Upload speed
Up to 150 Mbps
Up to 150 Mbps
Wi-Fi
5
5
Bluetooth
4.1
4.2
Navigation
GPS, GLONASS, Beidou, Galileo
GPS, GLONASS, Beidou, Galileo
Info
Announced
Aug 2016
Sep 2017
Class
Flagship
Flagship
Model number
MSM8996 Pro-AC
Hi3670
Benchmark
Geekbench 6
391
386
Geekbench 6
797
1,377
FP32 (float)
334
331
AnTuTu 10
—
355,946
▲ Specs Compare
Data sourced from official specifications and benchmark tests.