Home Mobile and Tablet SoC Comparison Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 865 Plus

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 865 Plus

Qualcomm Snapdragon 821
VS
Qualcomm Snapdragon 865 Plus
Qualcomm Snapdragon 821
Qualcomm Snapdragon 865 Plus
We compared two versions of phone SoCs: 4 cores 2342MHz Qualcomm Snapdragon 821 vs. 8 cores 3100MHz Qualcomm Snapdragon 865 Plus . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

Qualcomm Snapdragon 865 Plus Advantages
Better graphics card performance FLOPS (1.3721 TFLOPS vs 0.3343 TFLOPS )
Larger memory bandwidth (44GB/s vs 29.8GB/s)
Higher Frequency (3100MHz vs 2342MHz)
More modern manufacturing process (7nm vs 14nm)
Lower TDP (5W vs 11W)
Released 3 years and 11 months late

Score

Benchmark

AnTuTu 10
Qualcomm Snapdragon 821
233076
Qualcomm Snapdragon 865 Plus +241%
796278
Geekbench 6 Single Core
Qualcomm Snapdragon 821
391
Qualcomm Snapdragon 865 Plus +197%
1163
Geekbench 6 Multi Core
Qualcomm Snapdragon 821
797
Qualcomm Snapdragon 865 Plus +314%
3306
FP32 (float)
Qualcomm Snapdragon 821
334
Qualcomm Snapdragon 865 Plus +310%
1372
Qualcomm Snapdragon 821
VS
Qualcomm Snapdragon 865 Plus

CPU

2x 2.342 GHz – Kryo
2x 1.6 GHz – Kryo
Architecture
1x 3.1 GHz – Kryo 585 Prime (Cortex-A77)
3x 2.42 GHz – Kryo 585 Gold (Cortex-A77)
4x 1.8 GHz – Kryo 585 Silver (Cortex-A55)
2342 MHz
Frequency
3100 MHz
4
Cores
8
ARMv8-A
Instruction set
ARMv8.2-A
1 MB
L2 cache
1 MB
-
L3 cache
0
14 nm
Process
7 nm
2
Transistor count
10.3
11 W
TDP
5 W
Samsung
Manufacturing
TSMC

Graphics

Adreno 530
GPU name
Adreno 650
653 MHz
GPU frequency
670 MHz
1
Execution units
2
256
Shading units
512
8
Max size
16
0.3343 TFLOPS
FLOPS
1.3721 TFLOPS
1.0
Vulkan version
1.1
2.0
OpenCL version
2.0
11
DirectX version
12.1

Memory

LPDDR4
Memory type
LPDDR5
1866 MHz
Memory frequency
2750 MHz
4x 16 Bit
Bus
4x 16 Bit
29.8 Gbit/s
Max bandwidth
44 Gbit/s

Multimedia (ISP)

Hexagon 680
Neural processor (NPU)
Hexagon 698
eMMC 5.1, UFS 2.0
Storage type
UFS 3.0, UFS 3.1
3840 x 2160
Max display resolution
3840 x 2160
1x 28MP, 2x 13MP
Max camera resolution
1x 200MP, 2x 25MP
4K at 30FPS
Video capture
8K at 30FPS, 4K at 60FPS
4K at 30FPS
Video playback
8K at 30FPS
H.264, H.265, VP8, VP9
Video codecs
H.264, H.265, VP8, VP9
AIFF, CAF, MP3, MP4, WAV
Audio codecs
AAC, AIFF, CAF, MP3, MP4, WAV
X12
Modem
X55

Connectivity

LTE Cat. 12
4G support
LTE Cat. 22
No
5G support
Yes
Up to 600 Mbps
Download speed
Up to 7500 Mbps
Up to 150 Mbps
Upload speed
Up to 3000 Mbps
5
Wi-Fi
6
4.1
Bluetooth
5.2
GPS, GLONASS, Beidou, Galileo
Navigation
GPS, GLONASS, Beidou, Galileo, QZSS, SBAS, NAVIC

Info

Aug 2016
Announced
Jul 2020
Flagship
Class
Flagship
MSM8996 Pro-AC
Model number
SM8250-AB
Qualcomm Snapdragon 821
Official page
Qualcomm Snapdragon 865 Plus

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