GeForce 6800 XT and Radeon X800 PRO AGP - video card comparison
GeForce 6800 XT
Radeon X800 PRO AGP
Architecture
Curie (2003−2013)
R400 (2004−2008)
GPU code name
NV42
R420
Market segment
Desktop
Desktop
Release date
September 2005
May 2004
Interface
AGP 8x
AGP 8x
Supplementary power connectors
1x Molex
1x Molex
Core clock speed
450 MHz
475 MHz
Manufacturing process technology
110 nm
130 nm
Number of transistors
202 million
160 million
Power consumption (TDP)
-
48 Watt
Texture fill rate
5.400
5.700
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1200 MBps
900 MHz
Memory bandwidth
38.4 GB/s
28.8 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x VGA, 1x S-Video
DirectX
9.0c (9_3)
9.0b (9_2)
OpenCL
N/A
N/A
OpenGL
2.0 (full)
Shader Model
3.0-
Vulkan
N/A
N/A