Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 855 Plus

VS

Qualcomm Snapdragon 821

Qualcomm Snapdragon 855 Plus

We compared two versions of phone SoCs: 4 cores 2342MHz Qualcomm Snapdragon 821 vs. 8 cores 2960MHz Qualcomm Snapdragon 855 Plus . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

Qualcomm Snapdragon 855 Plus Advantages

Better graphics card performance FLOPS (1.0368 TFLOPS vs 0.3343 TFLOPS )

Larger memory bandwidth (34.13GB/s vs 29.8GB/s)

Higher Frequency (2960MHz vs 2342MHz)

More modern manufacturing process (7nm vs 14nm)

Lower TDP (6W vs 11W)

Released 2 years and 11 months late

Score

Benchmark

AnTuTu 10

Qualcomm Snapdragon 821

233076

Qualcomm Snapdragon 855 Plus +137%

552687

Geekbench 6 Single Core

Qualcomm Snapdragon 821

391

Qualcomm Snapdragon 855 Plus +165%

1040

Geekbench 6 Multi Core

Qualcomm Snapdragon 821

797

Qualcomm Snapdragon 855 Plus +259%

2865

FP32 (float)

Qualcomm Snapdragon 821

334

Qualcomm Snapdragon 855 Plus +210%

1036

Qualcomm Snapdragon 821

VS

Qualcomm Snapdragon 855 Plus

CPU

2x 2.342 GHz – Kryo
2x 1.6 GHz – Kryo

Architecture

1x 2.96 GHz – Cortex-A76 (Kryo 485 Gold)
3x 2.42 GHz – Cortex-A76 (Kryo 485 Gold)
4x 1.8 GHz – Cortex-A55 (Kryo 485 Silver)

2342 MHz

Frequency

2960 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

6.7

11 W

TDP

6 W

Samsung

Manufacturing

TSMC

Graphics

Adreno 530

GPU name

Adreno 640

653 MHz

GPU frequency

675 MHz

1

Execution units

2

256

Shading units

384

8

Max size

16

0.3343 TFLOPS

FLOPS

1.0368 TFLOPS

1.0

Vulkan version

1.1

2.0

OpenCL version

2.0

11

DirectX version

12.1

Memory

LPDDR4

Memory type

LPDDR4X

1866 MHz

Memory frequency

2133 MHz

4x 16 Bit

Bus

4x 16 Bit

29.8 Gbit/s

Max bandwidth

34.13 Gbit/s

Multimedia (ISP)

Hexagon 680

Neural processor (NPU)

Hexagon 690

eMMC 5.1, UFS 2.0

Storage type

UFS 3.0

3840 x 2160

Max display resolution

3840 x 2160

1x 28MP, 2x 13MP

Max camera resolution

1x 192MP, 2x 22MP

4K at 30FPS

Video capture

4K at 120FPS

4K at 30FPS

Video playback

8K at 30FPS, 4K at 120FPS

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

X24 LTE, X50 5G

Connectivity

LTE Cat. 12

4G support

LTE Cat. 20

No

5G support

Yes

Up to 600 Mbps

Download speed

Up to 5000 Mbps

Up to 150 Mbps

Upload speed

Up to 1240 Mbps

5

Wi-Fi

6

4.1

Bluetooth

5.0

GPS, GLONASS, Beidou, Galileo

Navigation

GPS, GLONASS, Beidou, Galileo, QZSS, SBAS

Info

Aug 2016

Announced

Jul 2019

Flagship

Class

Flagship

MSM8996 Pro-AC

Model number

SM8150-AC

Qualcomm Snapdragon 821

Official page

Qualcomm Snapdragon 855 Plus

Related SoC Comparison

1

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 7s Gen 3

2

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 4 Gen 2

3

Qualcomm Snapdragon 821 vs Samsung Exynos 2100

4

Qualcomm Snapdragon 821 vs Apple A9

5

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 730

6

Qualcomm Snapdragon 821 vs Apple A14 Bionic

7

Qualcomm Snapdragon 821 vs MediaTek Dimensity 8200

8

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 8 Gen 1

9

Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 778G Plus

10

Qualcomm Snapdragon 821 vs MediaTek Dimensity 9200