Mobile Phones › Compare Mobile Processors › Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 636

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 636

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Qualcomm Snapdragon 821

Qualcomm Snapdragon 636

Overview Summary of the performance analysis

(Values indicate percentile scores for the processors in each group)

CPU Performance	69 9
GPU Performance	22 36
Memory	51 5
Multimedia	87 31
Connectivity	31 45

Compare between Qualcomm Snapdragon 821 and Qualcomm Snapdragon 636 to find out which processor has better technical specifications and performance. Check out the detailed comparison results and benchmark scores below to decide which devices are best for you - mobiles with Qualcomm Snapdragon 821 or with Qualcomm Snapdragon 636 processor.

Specifications

General Hide

Brand	Qualcomm	Qualcomm
Device types	Smartphones	Smartphones
Launch date	Aug 2016	Oct 2017
Chipset	Qualcomm Snapdragon 821	Qualcomm Snapdragon 636

Central Processor (CPU) Hide

Architecture	64 bit	64 bit
No. of Cores	4	8
CPU Frequency (Clock Speed)	2342 MHz	1800 MHz
Instruction Set	ARMv8-A	ARMv8-A
Cache (L1)	64 KB	NA
Cache (L2)	3 MB	NA

Graphics (GPU) Hide

Brand	Adreno 530	Adreno 509
GPU Frequency (Clock Speed)	653 MHz	750 MHz
Execution Units	2	1
Shading Units	256	128
Vulkan Version	1.0	1.0
OpenCL Version	2.0	2.0
Directs Version	11.2	12.1
API Support	DirectX 11.2	DirectX 12.1
Performance FP32 (float)	519 GFLOPS	184 GFLOPS

Memory Hide

Frequency	1866 MHz	720 MHz
Bus	4x16 Bit	2x16 Bit
Bandwidth (max.)	29.8 GB/s	5.3 GB/s
Capacity (max.)	6 GB	8 GB

Connectivity Hide

Modem Name	Snapdragon X12 LTE	Snapdragon X12 LTE
4G band support	Yes	Yes
5G band support	No	No
WiFi	5	5
Wi-Fi - LTE Concurrency support	Yes	Yes
Bluetooth	4.1	5.0
USB support	Yes	Yes
Download Speed	NA	600 Mbps
Upload Speed	NA	150 Mbps
GPS	NA	Yes

AI Support Hide

GPU	Adreno 530	Adreno 509

Camera Support Hide

Single Camera Resolution	28 MP	24 MP

Multimedia Hide

Neural Processor (NPU)	Hexagon 680	Hexagon 680
Screen Resolution (max.)	3840 x 2160	2340 x 1080
Storage	eMMC 5.1,UFS 2.0	eMMC 5.1,UFS 2.1
Camera Resolution (max.)	28	24
Video Capture	4K @ 30FPS	4K @ 60FPS
Video Playback	4K @ 60FPS	4K @ 60FPS
Video Codecs support	H.264, H.265, VP8, VP9	H.264, H.265, VP8, VP9
Audio Codecs support	NA	AIFF, CAF, MP3, MP4, WAV