Qualcomm Snapdragon 7 Gen 3 vs Qualcomm Snapdragon 821

VS

Qualcomm Snapdragon 7 Gen 3

Qualcomm Snapdragon 821

We compared two versions of phone SoCs: 8 cores 2630MHz Qualcomm Snapdragon 7 Gen 3 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 7 Gen 3 Advantages

Higher Frequency (2630MHz vs 2342MHz)

More modern manufacturing process (4nm vs 14nm)

Lower TDP (6W vs 11W)

Released 7 years and 3 months late

Qualcomm Snapdragon 821 Advantages

Larger memory bandwidth (29.8GB/s vs 25.6GB/s)

Score

Benchmark

AnTuTu 10

Qualcomm Snapdragon 7 Gen 3 +271%

866863

Qualcomm Snapdragon 821

233076

Qualcomm Snapdragon 7 Gen 3

VS

Qualcomm Snapdragon 821

CPU

1x 2.63 GHz – Cortex-A715
3x 2.4 GHz – Cortex-A715
4x 1.8 GHz – Cortex-A510

Architecture

2x 2.342 GHz – Kryo
2x 1.6 GHz – Kryo

2630 MHz

Frequency

2342 MHz

8

Cores

4

ARMv8.6-A

Instruction set

ARMv8-A

-

L2 cache

1 MB

0

L3 cache

-

4 nm

Process

14 nm

-

Transistor count

2

6 W

TDP

11 W

TSMC

Manufacturing

Samsung

Graphics

Adreno 720

GPU name

Adreno 530

-

GPU frequency

653 MHz

-

Execution units

1

-

Shading units

256

16

Max size

8

-

FLOPS

0.3343 TFLOPS

1.3

Vulkan version

1.0

2.0

OpenCL version

2.0

-

DirectX version

11

Memory

LPDDR5

Memory type

LPDDR4

3200 MHz

Memory frequency

1866 MHz

2x 16 Bit

Bus

4x 16 Bit

25.6 Gbit/s

Max bandwidth

29.8 Gbit/s

AI

Yes

NPU

-

Multimedia (ISP)

Yes

Neural processor (NPU)

Hexagon 680

UFS 2.2, UFS 3.1

Storage type

eMMC 5.1, UFS 2.0

3360 x 1600

Max display resolution

3840 x 2160

1x 200MP

Max camera resolution

1x 28MP, 2x 13MP

4K at 60FPS, 1K at 120FPS

Video capture

4K at 30FPS

4K at 60FPS, 1080p at 120FPS

Video playback

4K at 30FPS

H.264, H.265, VP8, VP9

Video codecs

H.264, H.265, VP8, VP9

AAC, AIFF, CAF, MP3, MP4, WAV

Audio codecs

AIFF, CAF, MP3, MP4, WAV

Snapdragon X63

Modem

X12

Connectivity

LTE Cat. 22

4G support

LTE Cat. 12

Yes

5G support

No

Up to 5000 Mbps

Download speed

Up to 600 Mbps

Up to 1600 Mbps

Upload speed

Up to 150 Mbps

6

Wi-Fi

5

5.3

Bluetooth

4.1

GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC

Navigation

GPS, GLONASS, Beidou, Galileo

Info

Nov 2023

Announced

Aug 2016

Mid range

Class

Flagship

SM7550-AB

Model number

MSM8996 Pro-AC

Qualcomm Snapdragon 7 Gen 3

Official page

Qualcomm Snapdragon 821

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