Radeon X1950 XT and GeForce 6800 GT - video card comparison
Radeon X1950 XT
GeForce 6800 GT
Architecture
R500 (2005−2007)
Curie (2003−2013)
GPU code name
R580+
NV45
Market segment
Desktop
Desktop
Release date
October 2006
June 2004
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Core clock speed
625 MHz
350 MHz
Manufacturing process technology
90 nm
130 nm
Number of transistors
384 million
222 million
Power consumption (TDP)
96 Watt
67 Watt
Texture fill rate
10.00
5.600
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1800 MHz
1000 MHz
Memory bandwidth
57.6 GB/s
32 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
9.0c (9_3)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
2.0
2.1
Shader Model
3.0
3.0
Vulkan
N/A
N/A