Radeon RX 6400 and Radeon RX 6300M - video card comparison
Radeon RX 6400
Radeon RX 6300M
Architecture
RDNA 2.0 (2020−2022)
RDNA 2 (2020−2022)
GPU code name
Navi 24
Navi 24
Market segment
Desktop
Laptop
Release date
January 2022
January 2022
Interface
PCIe 4.0 x4
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
2321 MHz
1512 MHz
Manufacturing process technology
6 nm
6 nm
Number of transistors
5,400 million
5,400 million
Pipelines / CUDA cores
768
768
Power consumption (TDP)
53 Watt
25 Watt
Texture fill rate
111.4
115.2
Memory type
GDDR6
GDDR6
Maximum RAM amount
4 GB
2 GB
Memory bus width
64 Bit
128 Bit
Memory clock speed
16 GB/s
18000 MHz
Memory bandwidth
128.0 GB/s
288.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 1x DisplayPort 1.4a
No outputs
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.2
2.1
OpenGL
4.6
4.6
Shader Model
6.6
6.6
Vulkan
1.3
1.2