Radeon X850 PRO and Radeon X300 - video card comparison
Radeon X850 PRO
Radeon X300
Architecture
R400 (2004−2008)
Rage 9 (2003−2008)
GPU code name
R480
RV370
Market segment
Desktop
Desktop
Release date
December 2004
September 2004
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
-
Core clock speed
507 MHz
375 MHz
Manufacturing process technology
130 nm
110 nm
Number of transistors
160 million
107 million
Power consumption (TDP)
-
36 Watt
Texture fill rate
6.084
1.500
Memory type
GDDR3
DDR
Maximum RAM amount
256 MB
64 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1040 MHz
400 MHz
Memory bandwidth
33.28 GB/s
6.4 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x VGA, 1x S-Video
DirectX
9.0b (9_2)
9.0
OpenCL
N/A
N/A
OpenGL
2.0
2.0
Vulkan
N/A
N/A