GeForce 6600 GT and GeForce 256 DDR - video card comparison
GeForce 6600 GT
GeForce 256 DDR
Architecture
Curie (2003−2013)
Celsius (1999−2005)
GPU code name
NV43 A2
NV10 A3
Market segment
Desktop
Desktop
Release date
August 2004
December 1999
Interface
PCIe 1.0 x16
AGP 4x
Supplementary power connectors
None
None
Core clock speed
500 MHz
120 MHz
Manufacturing process technology
110 nm
220 nm
Number of transistors
146 million
17 million
Texture fill rate
4.000
0.48
Memory type
GDDR3
DDR
Maximum RAM amount
128 MB
32 MB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1000 MHz
300 MHz
Memory bandwidth
16 GB/s
4.8 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x VGA
DirectX
9.0c (9_3)
7.0
OpenCL
N/A
N/A
OpenGL
2.1
1.2
Shader Model
3.0
-
Vulkan
N/A
N/A