Qualcomm Snapdragon 821 vs MediaTek Dimensity 8400
SOC Specs Compare
CPU
Architecture
2x 2.342 GHz – Kryo2x 1.6 GHz – Kryo
1x 3.25 GHz – Cortex-A7253x 3 GHz – Cortex-A7254x 2.1 GHz – Cortex-A725
Frequency
2342 MHz
3250 MHz
Cores
4
8
Instruction set
ARMv8-A
ARMv9-A
L1 cache
64 KB
-
L2 cache
0
1 MB
Process
14 nm
4 nm
Transistor count
2
-
TDP
11 W
-
Manufacturing
Samsung
TSMC
L3 cache
-
6 MB
Graphics
GPU name
Adreno 530
Mali-G720 MP7
GPU frequency
653 MHz
1300 MHz
Execution units
1
6
Shading units
256
128
Vulkan version
1.0
1.3
OpenCL version
2.0
3.2
DirectX version
11
12
Memory
Memory Type
LPDDR4
LPDDR5X
Memory frequency
1866 MHz
4266 MHz
Bus
4x 16 Bit
4x 16 Bit
Max bandwidth
29.8 Gbit/s
68.2 Gbit/s
Multimedia (ISP)
Neural processor (NPU)
Hexagon 680
MediaTek NPU 880
Storage type
eMMC 5.1, UFS 2.0
UFS 4.0
Max display resolution
3840 x 2160
2960 x 1440
Max camera resolution
1x 28MP, 2x 13MP
1x 320MP, 3x 32MP
Video capture
4K at 30FPS
4K at 60FPS
Video playback
4K at 30FPS
4K at 60FPS
Video codecs
H.264, H.265, VP8, VP9
- H.264- H.265- AV1- VP9
Audio codecs
AIFF, CAF, MP3, MP4, WAV
- AAC LC- FLAC- HE-AACv1- HE-AACv2- MP3
Connectivity
4G support
LTE Cat. 12
-
5G support
No
Yes
Download speed
Up to 600 Mbps
Up to 5170 Mbps
Upload speed
Up to 150 Mbps
Up to 4200 Mbps
Wi-Fi
5
6
Bluetooth
4.1
6.0
Navigation
GPS, GLONASS, Beidou, Galileo
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
Info
AI
NPU
-
MediaTek NPU 880
📊 Benchmark
Geekbench 6
391
1,571
Geekbench 6
797
6,033
FP32 (float)
334
-
AnTuTu 10
-
1,623,874