Radeon RX 6400 and Radeon RX 6950 XT - video card comparison
Passmark - benchmark score Radeon RX 6400 vs Radeon RX 6950 XT
Radeon RX 6400
7778
Radeon RX 6950 XT
29146
Radeon RX 6400
Radeon RX 6950 XT
Architecture
RDNA 2.0 (2020−2022)
Navi / RDNA2 (2020−2022)
GPU code name
Navi 24
Navi
Market segment
Desktop
Desktop
Release date
January 2022
May 2022
Interface
PCIe 4.0 x4
PCIe 4.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
2321 MHz
2324 MHz
Core clock speed
-
1925 MHz
Manufacturing process technology
6 nm
7 nm
Number of transistors
5,400 million
26,800 million
Pipelines / CUDA cores
768
5120
Power consumption (TDP)
53 Watt
335 Watt
Texture fill rate
111.4
743.7
Memory type
GDDR6
GDDR6
Maximum RAM amount
4 GB
16 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
16 GB/s
18000 MHz
Memory bandwidth
128.0 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 1x DisplayPort 1.4a
1x HDMI 2.1, 2x DisplayPort 1.4a
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenCL
2.2
2.1
OpenGL
4.6
4.6
Shader Model
6.6
6.5
Vulkan
1.3
1.3