Radeon X800 GT and GeForce 6800 Ultra DDL - video card comparison
Radeon X800 GT
GeForce 6800 Ultra DDL
Architecture
R400 (2004−2008)
Curie (2003−2013)
GPU code name
R480
NV40
Market segment
Desktop
Desktop
Release date
November 2005
April 2004
Interface
PCIe 1.0 x16
AGP Pro 8x
Supplementary power connectors
None
None
Core clock speed
475 MHz
400 MHz
Manufacturing process technology
130 nm
130 nm
Number of transistors
160 million
222 million
Power consumption (TDP)
40 Watt
100 Watt
Texture fill rate
5.700
6.400
Memory type
DDR
GDDR3
Maximum RAM amount
128 MB
256 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
986 MHz
1100 MHz
Memory bandwidth
31.55 GB/s
35.2 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
2x DVI
DirectX
9.0b (9_2)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
2.0
2.1
Shader Model
-
3.0
Vulkan
N/A
N/A