Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 8s Gen 4
We compared two versions of phone SoCs: 4 cores 2342MHz Qualcomm Snapdragon 821 vs. 8 cores 3200MHz Qualcomm Snapdragon 8s Gen 4 . You will find out which processor performs better in benchmark tests, key specifications, power consumption, and more.
Main Differences
Qualcomm Snapdragon 8s Gen 4 's Advantages
Larger memory bandwidth (76.8GB/s vs 29.8GB/s)
Higher Frequency (3200MHz vs 2342MHz)
More modern manufacturing process (4nm vs 14nm)
Released 8 years and 8 months late
Score
Benchmark
AnTuTu 10
Qualcomm Snapdragon 821
233076
Qualcomm Snapdragon 8s Gen 4
+838%
2186467
CPU
2x 2.342 GHz – Kryo
2x 1.6 GHz – Kryo
Architecture
1x 3.2 GHz – Cortex-X4
3x 3 GHz – Cortex-A720
2x 2.8 GHz – Cortex-A720
2x 2.02 GHz – Cortex-A720
2342 MHz
Frequency
3200 MHz
4
Cores
8
ARMv8-A
Instruction set
ARMv9.2-A
1 MB
L2 cache
2.75 MB
-
L3 cache
8 MB
14 nm
Process
4 nm
2
Transistor count
-
11 W
TDP
-
Samsung
Manufacturing
TSMC
Graphics
Adreno 530
GPU name
Adreno 825
653 MHz
GPU frequency
1150 MHz
1
Execution units
-
256
Shading units
-
8
Max size
24
0.3343 TFLOPS
FLOPS
-
1.0
Vulkan version
-
2.0
OpenCL version
-
11
DirectX version
-
Memory
LPDDR4
Memory type
LPDDR5X
1866 MHz
Memory frequency
4800 MHz
4x 16 Bit
Bus
4x 16 Bit
29.8 Gbit/s
Max bandwidth
76.8 Gbit/s
Multimedia (ISP)
Hexagon 680
Neural processor (NPU)
Hexagon
eMMC 5.1, UFS 2.0
Storage type
UFS 4.0
3840 x 2160
Max display resolution
3840 x 2160
1x 28MP, 2x 13MP
Max camera resolution
1x 320MP
4K at 30FPS
Video capture
8K at 60FPS, 4K at 60FPS
4K at 30FPS
Video playback
8K at 60FPS, 4K at 60FPS
H.264, H.265, VP8, VP9
Video codecs
- H.264
- H.265
- AV1
- VP9
AIFF, CAF, MP3, MP4, WAV
Audio codecs
- AAC
- AIFF
- CAF
- MP3
- MP4
- WAV
X12
Modem
-
Connectivity
LTE Cat. 12
4G support
-
No
5G support
Yes
Up to 600 Mbps
Download speed
Up to 4200 Mbps
Up to 150 Mbps
Upload speed
-
5
Wi-Fi
7
4.1
Bluetooth
6.0
GPS, GLONASS, Beidou, Galileo
Navigation
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
Info
Aug 2016
Announced
Apr 2025
Flagship
Class
Flagship
MSM8996 Pro-AC
Model number
SM8735
