Home Mobile and Tablet SoC Comparison Qualcomm Snapdragon 845 vs Qualcomm Snapdragon 821

Qualcomm Snapdragon 845 vs Qualcomm Snapdragon 821

Qualcomm Snapdragon 845
VS
Qualcomm Snapdragon 821
Qualcomm Snapdragon 845
Qualcomm Snapdragon 821
We compared two versions of phone SoCs: 8 cores 2800MHz Qualcomm Snapdragon 845 vs. 4 cores 2342MHz Qualcomm Snapdragon 821 . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

Qualcomm Snapdragon 845 Advantages
Better graphics card performance FLOPS (0.727 TFLOPS vs 0.3343 TFLOPS )
Higher Frequency (2800MHz vs 2342MHz)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (9W vs 11W)
Released 1 years and 4 months late

Score

Benchmark

AnTuTu 10
Qualcomm Snapdragon 845 +92%
448489
Qualcomm Snapdragon 821
233076
Geekbench 6 Single Core
Qualcomm Snapdragon 845 +44%
566
Qualcomm Snapdragon 821
391
Geekbench 6 Multi Core
Qualcomm Snapdragon 845 +160%
2075
Qualcomm Snapdragon 821
797
FP32 (float)
Qualcomm Snapdragon 845 +117%
727
Qualcomm Snapdragon 821
334
Qualcomm Snapdragon 845
VS
Qualcomm Snapdragon 821

CPU

4x 2.8 GHz – Kryo 385 Gold (Cortex-A75)
4x 1.8 GHz – Kryo 385 Silver (Cortex-A55)
Architecture
2x 2.342 GHz – Kryo
2x 1.6 GHz – Kryo
2800 MHz
Frequency
2342 MHz
8
Cores
4
ARMv8.2-A
Instruction set
ARMv8-A
256 KB
L2 cache
1 MB
0
L3 cache
-
10 nm
Process
14 nm
3
Transistor count
2
9 W
TDP
11 W
Samsung
Manufacturing
Samsung

Graphics

Adreno 630
GPU name
Adreno 530
710 MHz
GPU frequency
653 MHz
2
Execution units
1
256
Shading units
256
8
Max size
8
0.727 TFLOPS
FLOPS
0.3343 TFLOPS
1.1
Vulkan version
1.0
2.0
OpenCL version
2.0
12.1
DirectX version
11

Memory

LPDDR4X
Memory type
LPDDR4
1866 MHz
Memory frequency
1866 MHz
2x 32 Bit
Bus
4x 16 Bit
29.8 Gbit/s
Max bandwidth
29.8 Gbit/s

Multimedia (ISP)

Hexagon 685
Neural processor (NPU)
Hexagon 680
UFS 2.1
Storage type
eMMC 5.1, UFS 2.0
3840 x 2160
Max display resolution
3840 x 2160
1x 192MP
Max camera resolution
1x 28MP, 2x 13MP
4K at 60FPS
Video capture
4K at 30FPS
4K at 60FPS
Video playback
4K at 30FPS
H.264, H.265, VP9
Video codecs
H.264, H.265, VP8, VP9
AAC, AIFF, CAF, MP3, MP4, WAV
Audio codecs
AIFF, CAF, MP3, MP4, WAV
X20
Modem
X12

Connectivity

LTE Cat. 18
4G support
LTE Cat. 12
No
5G support
No
Up to 1200 Mbps
Download speed
Up to 600 Mbps
Up to 150 Mbps
Upload speed
Up to 150 Mbps
5
Wi-Fi
5
5.0
Bluetooth
4.1
GPS, GLONASS, Beidou, Galileo, QZSS, SBAS
Navigation
GPS, GLONASS, Beidou, Galileo

Info

Dec 2017
Announced
Aug 2016
Flagship
Class
Flagship
SDM845
Model number
MSM8996 Pro-AC
Qualcomm Snapdragon 845
Official page
Qualcomm Snapdragon 821

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