GeForce 7900 GTX and GeForce PCX 4300 - video card comparison
GeForce 7900 GTX
GeForce PCX 4300
Architecture
Curie (2003−2013)
Celsius (1999−2005)
GPU code name
G71
NV19
Market segment
Desktop
Desktop
Release date
March 2006
February 2004
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
650 MHz
250 MHz
Manufacturing process technology
90 nm
150 nm
Number of transistors
278 million
29 million
Power consumption (TDP)
84 Watt
-
Texture fill rate
15.60
0.5
Memory type
GDDR3
DDR
Maximum RAM amount
512 MB
64 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1600 MHz
332 MHz
Memory bandwidth
51.2 GB/s
2.656 GB/s
Display Connectors
2x DVI, 1x S-Video
1x DVI, 1x VGA, 1x S-Video
DirectX
9.0c (9_3)
8.0
OpenCL
N/A
N/A
OpenGL
2.1
1.3
Shader Model
3.0
-
Vulkan
N/A
N/A