Radeon X800 PRO and Radeon RX 6400 - video card comparison
Passmark - benchmark score Radeon X800 PRO vs Radeon RX 6400
Radeon X800 PRO
66
Radeon RX 6400
7776
Radeon X800 PRO
Radeon RX 6400
Architecture
R400 (2004−2008)
RDNA 2.0 (2020−2022)
GPU code name
R423
Navi 24
Market segment
Desktop
Desktop
Release date
May 2004
January 2022
Interface
PCIe 1.0 x16
PCIe 4.0 x4
Supplementary power connectors
1x Molex
None
Boost clock speed
-
2321 MHz
Core clock speed
475 MHz
-
Manufacturing process technology
130 nm
6 nm
Number of transistors
160 million
5,400 million
Pipelines / CUDA cores
-
768
Power consumption (TDP)
48 Watt
53 Watt
Texture fill rate
5.700
111.4
Memory type
GDDR3
GDDR6
Maximum RAM amount
256 MB
4 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
900 MHz
16 GB/s
Memory bandwidth
28.8 GB/s
128.0 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI
-
+
DirectX
9.0b (9_2)
12 Ultimate (12_2)
OpenCL
N/A
2.2
OpenGL
2.0
4.6
Shader Model
-
6.6
Vulkan
N/A
1.3