Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 4 Gen 2
SOC Specs Compare
CPU
Architecture
2x 2.342 GHz – Kryo2x 1.6 GHz – Kryo
2x 2.2 GHz – Cortex-A786x 2 GHz – Cortex-A55
Frequency
2342 MHz
2200 MHz
Cores
4
8
Instruction set
ARMv8-A
ARMv8.2-A
L1 cache
64 KB
-
L2 cache
0
-
Process
14 nm
4 nm
Transistor count
2
-
TDP
11 W
-
Manufacturing
Samsung
Samsung
Graphics
GPU name
Adreno 530
Adreno 613
GPU frequency
653 MHz
955 MHz
Execution units
1
2
Shading units
256
96
Vulkan version
1.0
1.1
OpenCL version
2.0
2.0
DirectX version
11
12.1
Memory
Memory Type
LPDDR4
LPDDR5
Memory frequency
1866 MHz
3200 MHz
Bus
4x 16 Bit
2x 16 Bit
Max bandwidth
29.8 Gbit/s
25.6 Gbit/s
Multimedia (ISP)
Neural processor (NPU)
Hexagon 680
Yes
Storage type
eMMC 5.1, UFS 2.0
UFS 2.2, UFS 3.1
Max display resolution
3840 x 2160
2520 x 1080
Max camera resolution
1x 28MP, 2x 13MP
1x 108MP, 2x 16MP
Video capture
4K at 30FPS
1K at 60FPS
Video playback
4K at 30FPS
1080p at 60FPS
Video codecs
H.264, H.265, VP8, VP9
H.264, H.265, VP9
Audio codecs
AIFF, CAF, MP3, MP4, WAV
AAC, AIFF, CAF, MP3, MP4, WAV
Connectivity
4G support
LTE Cat. 12
LTE Cat. 18
5G support
No
Yes
Download speed
Up to 600 Mbps
Up to 2500 Mbps
Upload speed
Up to 150 Mbps
Up to 900 Mbps
Wi-Fi
5
5
Bluetooth
4.1
5.2
Navigation
GPS, GLONASS, Beidou, Galileo
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
Info
📊 Benchmark
Geekbench 6
391
926
Geekbench 6
797
2,128
FP32 (float)
334
366
AnTuTu 10
-
428,143