Qualcomm Snapdragon 820 vs MediaTek Dimensity 6400
SOC Specs Compare
CPU
Architecture
2x 2.15 GHz – Kryo2x 1.593 GHz – Kryo
2x 2.5 GHz – Cortex-A766x 2 GHz – Cortex-A55
Frequency
2150 MHz
2500 MHz
Cores
4
8
Instruction set
ARMv8-A
ARMv8.2-A
L1 cache
64 KB
512 KB
L2 cache
0
1 MB
Process
14 nm
6 nm
Transistor count
2
-
TDP
11 W
-
Manufacturing
TSMC
TSMC
L3 cache
-
2 MB
Graphics
GPU name
Adreno 530
Mali-G57 MP2
GPU frequency
624 MHz
-
Execution units
1
-
Shading units
256
64
Vulkan version
1.0
1.3
OpenCL version
2.0
2.0
DirectX version
11
12
Memory
Memory Type
LPDDR4
LPDDR4X
Memory frequency
1866 MHz
2133 MHz
Bus
2x 32 Bit
2x 16 Bit
Max bandwidth
29.8 Gbit/s
17.07 Gbit/s
Multimedia (ISP)
Neural processor (NPU)
Hexagon 680
-
Storage type
eMMC 5.1, UFS 2.0
UFS 2.2
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
2K at 30FPS
Video playback
4K at 30FPS
2K at 30FPS
Video codecs
H.264, H.265
- H.264- H.265- 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 3300 Mbps
Upload speed
Up to 150 Mbps
-
Wi-Fi
5
5
Bluetooth
4.1
5.4
Navigation
GPS, GLONASS, Beidou, Galileo, QZSS, SBAS
GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
AI
NPU
-
Yes
📊 Benchmark
AnTuTu 10
260,148
446,033
Geekbench 6
323
-
Geekbench 6
827
-
FP32 (float)
319
-