GeForce 6800 XT and GeForce 6600 GT AGP - video card comparison
GeForce 6800 XT
GeForce 6600 GT AGP
Architecture
Curie (2003−2013)
Curie (2003−2013)
GPU code name
NV42
NV43 A2
Market segment
Desktop
Desktop
Release date
September 2005
November 2004
Interface
AGP 8x
AGP 8x
Supplementary power connectors
1x Molex
1x Molex
Core clock speed
450 MHz
500 MHz
Manufacturing process technology
110 nm
110 nm
Number of transistors
202 million
146 million
Power consumption (TDP)
-
47 Watt
Texture fill rate
5.400
4.000
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
128 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1200 MBps
950 MHz
Memory bandwidth
38.4 GB/s
15.2 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x VGA, 1x S-Video
DirectX
9.0c (9_3)
9.0c (9_3)
OpenCL
N/A
N/A
OpenGL
2.0 (full)
Shader Model
3.03.0
Vulkan
N/A
N/A