Qualcomm Snapdragon 820 vs Qualcomm Snapdragon 855

VS

Qualcomm Snapdragon 820 Qualcomm Snapdragon 855

We compared two versions of phone SoCs: 4 cores 2150MHz Qualcomm Snapdragon 820 vs. 8 cores 2840MHz Qualcomm Snapdragon 855 . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.

Main Differences

Qualcomm Snapdragon 855 Advantages

Better graphics card performance FLOPS (0.8985 TFLOPS vs 0.3194 TFLOPS )

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

Higher Frequency (2840MHz vs 2150MHz)

More modern manufacturing process (7nm vs 14nm)

Lower TDP (6W vs 11W)

Released 3 years and 1 months late

Score

Benchmark

AnTuTu 10

Qualcomm Snapdragon 820

260148

Qualcomm Snapdragon 855 +127%

592031

Geekbench 6 Single Core

Qualcomm Snapdragon 820

323

Qualcomm Snapdragon 855 +190%

939

Geekbench 6 Multi Core

Qualcomm Snapdragon 820

827

Qualcomm Snapdragon 855 +245%

2855

FP32 (float)

Qualcomm Snapdragon 820

319

Qualcomm Snapdragon 855 +181%

898

Qualcomm Snapdragon 820

VS

Qualcomm Snapdragon 855

CPU

2x 2.15 GHz – Kryo
2x 1.593 GHz – Kryo

Architecture

1x 2.84 GHz – Cortex-A76 (Kryo 485 Gold)
3x 2.42 GHz – Cortex-A76 (Kryo 485 Gold)
4x 1.8 GHz – Cortex-A55 (Kryo 485 Silver)

2150 MHz

Frequency

2840 MHz

4

Cores

8

1 MB

L2 cache

1 MB

-

L3 cache

0

14 nm

Process

7 nm

2

Transistor count

6.7

11 W

TDP

6 W

TSMC

Manufacturing

TSMC

Graphics

Adreno 530

GPU name

Adreno 640

624 MHz

GPU frequency

585 MHz

1

Execution units

2

256

Shading units

384

8

Max size

16

0.3194 TFLOPS

FLOPS

0.8985 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

2x 32 Bit

Bus

4x 16 Bit

29.8 Gbit/s

Max bandwidth

34.13 Gbit/s

AI

Hexagon 680

NPU

Hexagon 690

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

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, QZSS, SBAS

Navigation

GPS, GLONASS, Beidou, Galileo, QZSS, SBAS

Info

Nov 2015

Announced

Dec 2018

Flagship

Class

Flagship

MSM8996

Model number

SM8150

Qualcomm Snapdragon 820

Official page

Qualcomm Snapdragon 855

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