Unisoc SC9863A vs Qualcomm Snapdragon 821

VS

We compared two versions of phone SoCs: 8 cores 1600MHz Unisoc SC9863A 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

Unisoc SC9863A Advantages

Lower TDP (3W vs 11W)

Released 2 years and 3 months late

Qualcomm Snapdragon 821 Advantages

Better graphics card performance FLOPS (0.3343 TFLOPS vs 0.0704 TFLOPS )

Higher Frequency (2342MHz vs 1600MHz)

More modern manufacturing process (14nm vs 28nm)

Score

Benchmark

AnTuTu 10

Unisoc SC9863A

156960

Qualcomm Snapdragon 821 +48%

233076

Geekbench 6 Single Core

Unisoc SC9863A

165

Qualcomm Snapdragon 821 +136%

391

Geekbench 6 Multi Core

Unisoc SC9863A

730

Qualcomm Snapdragon 821 +9%

797

FP32 (float)

Unisoc SC9863A

70

Qualcomm Snapdragon 821 +377%

334

Unisoc SC9863A

VS

Qualcomm Snapdragon 821

CPU

4x 1.6 GHz – Cortex-A55
4x 1.2 GHz – Cortex-A55

Architecture

2x 2.342 GHz – Kryo
2x 1.6 GHz – Kryo

1600 MHz

Frequency

2342 MHz

8

Cores

4

-

L2 cache

1 MB

28 nm

Process

14 nm

-

Transistor count

2

3 W

TDP

11 W

-

Manufacturing

Samsung

Graphics

PowerVR GE8322

GPU name

Adreno 530

550 MHz

GPU frequency

653 MHz

8

Execution units

1

8

Shading units

256

4

Max size

8

0.0704 TFLOPS

FLOPS

0.3343 TFLOPS

1.1

Vulkan version

1.0

1.2

OpenCL version

2.0

11

DirectX version

11

Memory

LPDDR4X

Memory type

LPDDR4

1800 MHz

Memory frequency

1866 MHz

2x 16 Bit

Bus

4x 16 Bit

-

Max bandwidth

29.8 Gbit/s

AI

No

NPU

Hexagon 680

Multimedia (ISP)

No

Neural processor (NPU)

Hexagon 680

eMMC 5.1

Storage type

eMMC 5.1, UFS 2.0

2160 x 1080

Max display resolution

3840 x 2160

1x 16MP, 2x 5MP

Max camera resolution

1x 28MP, 2x 13MP

1K at 30FPS

Video capture

4K at 30FPS

1080p at 30FPS

Video playback

4K at 30FPS

H.264, H.265

Video codecs

H.264, H.265, VP8, VP9

AAC, AIFF, CAF, MP3, MP4, WAV

Audio codecs

AIFF, CAF, MP3, MP4, WAV

-

Modem

X12

Connectivity

LTE Cat. 7

4G support

LTE Cat. 12

No

5G support

No

Up to 300 Mbps

Download speed

Up to 600 Mbps

Up to 150 Mbps

Upload speed

Up to 150 Mbps

4

Wi-Fi

5

4.2

Bluetooth

4.1

GPS, GLONASS, Beidou, Galileo

Navigation

GPS, GLONASS, Beidou, Galileo

Info

Nov 2018

Announced

Aug 2016

Low end

Class

Flagship

-

Model number

MSM8996 Pro-AC

-

Official page

Qualcomm Snapdragon 821

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