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Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 660

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 660 - which chip or processor is better? should you buy mobile phones having Qualcomm Snapdragon 821 or should go for the Qualcomm Snapdragon 660? 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 May 2017

Performance (CPU)

Cores 4 8
Architecture 64 bit 64 bit
Frequency (Clock Speed) 2342 MHz 2200 MHz
Instruction Set ARMv8-A ARMv8-A
L1 Cache 64 KB N/A
L2 Cache 3 MB 2 MB

Graphics (GPU)

GPU Name Adreno 530 Adreno 512
Frequency (Clock Speed) 653 MHz 850 MHz
Execution Units 2 1
Shading Units 256 128
Vulkan Version 1.0 1.0
OpenCL Version 2.0 2.0
DirectX Version 11.2 12

Memory

Frequency 1866 MHz 1866 MHz
Bus 4x16 Bit 2x32 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 5.0
GPS N/A Yes

Multimedia

Neural Processor (NPU) Hexagon 680 Hexagon 680
Storage eMMC 5.1,UFS 2.0 UFS 2.1
Max Screen Resolution 3840 x 2160 1600 x 2560
Max Camera Resolution 28 48
Video Record 4K @ 30FPS 4K @ 30FPS
Video Playback 4K @ 60FPS 4K @ 30FPS
Video Codec Support H.264, H.265, VP8, VP9 H.264, H.265, VP8, VP9
Audio Codec Support N/A AAC LC, MP3, HE-AACv1, HE-AACv2, FLAC

AI

GPU Adreno 530 Adreno 512

Benchmark

AnTuTu

Total Score N/A 141,951
CPU N/A 64,241
GPU N/A 30,766
Memory N/A 7,964
UX N/A 38,980
Device

Geekbench

Single-core N/A 1,630
Multi-core N/A 5,502
Device

Gaming Performance

Video Playback 4K @ 60FPS 4K @ 30FPS

Phones with Qualcomm Snapdragon 821

Phones with Qualcomm Snapdragon 660

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