Qualcomm Snapdragon 821 vs Qualcomm Snapdragon 439
SOC Specs Compare
CPU
Architecture
2x 2.342 GHz – Kryo2x 1.6 GHz – Kryo
4x 2 GHz – Cortex-A534x 1.45 GHz – Cortex-A53
Frequency
2342 MHz
2000 MHz
Cores
4
8
Instruction set
ARMv8-A
ARMv8-A
L1 cache
64 KB
-
L2 cache
0
-
Process
14 nm
12 nm
Transistor count
2
5.5
TDP
11 W
5 W
Manufacturing
Samsung
Samsung
Graphics
GPU name
Adreno 530
Adreno 505
GPU frequency
653 MHz
450 MHz
Execution units
1
1
Shading units
256
48
Vulkan version
1.0
1.0
OpenCL version
2.0
2.0
DirectX version
11
11
Memory
Memory Type
LPDDR4
LPDDR3
Memory frequency
1866 MHz
800 MHz
Bus
4x 16 Bit
1x 32 Bit
Max bandwidth
29.8 Gbit/s
6.4 Gbit/s
Multimedia (ISP)
Neural processor (NPU)
Hexagon 680
Hexagon 536
Storage type
eMMC 5.1, UFS 2.0
eMMC 5.1
Max display resolution
3840 x 2160
1920 x 1200
Max camera resolution
1x 28MP, 2x 13MP
1x 21MP, 2x 8MP
Video capture
4K at 30FPS
1K at 30FPS
Video playback
4K at 30FPS
1080p at 30FPS
Video codecs
H.264, H.265, VP8, VP9
H.264, H.265, VP8
Audio codecs
AIFF, CAF, MP3, MP4, WAV
AIFF, CAF, MP3, MP4, WAV
Connectivity
4G support
LTE Cat. 12
LTE Cat. 4
5G support
No
No
Download speed
Up to 600 Mbps
Up to 150 Mbps
Upload speed
Up to 150 Mbps
Up to 75 Mbps
Wi-Fi
5
5
Bluetooth
4.1
5.0
Navigation
GPS, GLONASS, Beidou, Galileo
GPS, GLONASS, Beidou, Galileo, QZSS, SBAS
Info
📊 Benchmark
Geekbench 6
391
200
Geekbench 6
797
799
FP32 (float)
334
43
AnTuTu 10
-
161,583