Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 820

General
Performance (CPU)
Graphics (GPU)
Memory
Connectivity
Multimedia
AI
Gaming Performance

Qualcomm Snapdragon 821

Qualcomm Snapdragon 820

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 820 - which chip or processor is better? should you buy mobile phones having Qualcomm Snapdragon 821 or should go for the Qualcomm Snapdragon 820? Here you will find detailed information about technical specs and benchmarks tests for each chipset.

General

Brand	Qualcomm	Qualcomm
Platform	Smartphones	Smartphones
Release Date	Aug 2016	Nov 2015

Performance (CPU)

Cores	4	4
Architecture	64 bit	64 bit
Frequency (Clock Speed)	2342 MHz	2150 MHz
Instruction Set	ARMv8-A	ARMv8-A
L1 Cache	64 KB	N/A
L2 Cache	3 MB	N/A

Graphics (GPU)

GPU Name	Adreno 530	Adreno 530
Frequency (Clock Speed)	653 MHz	1866 MHz
Execution Units	2	2
Shading Units	256	256
Vulkan Version	1.0	1.1
OpenCL Version	2.0	2.0
DirectX Version	11.2	12

Memory

Frequency	1866 MHz	624 MHz
Bus	4x16 Bit	4x16 Bit
Max Memory Capacity	6 GB	8 GB

Connectivity

Modem	Snapdragon X12 LTE	Snapdragon X12 LTE
5G Support	No	No
4G Support	Yes	Yes
Download Speed	N/A	600 Mbps
Upload Speed	N/A	150 Mbps
Wi-Fi Version	5	5
Bluetooth Version	4.1	4.1
GPS	N/A	Yes

Multimedia

Neural Processor (NPU)	Hexagon 680	Hexagon 680
Storage	eMMC 5.1,UFS 2.0	eMMC 5.1,UFS 2.1
Max Screen Resolution	3840 x 2160	3840 x 2160
Max Camera Resolution	28	28
Video Record	4K @ 30FPS	4K @ 30FPS
Video Playback	4K @ 60FPS	4K @ 60FPS
Video Codec Support	H.264, H.265, VP8, VP9	H.264, H.265
Audio Codec Support	N/A	AIFF, CAF, MP3, MP4, WAV