GeForce 7900 GTX and Radeon X1900 GT - video card comparison
Passmark - benchmark score GeForce 7900 GTX vs Radeon X1900 GT
GeForce 7900 GTX
399
Radeon X1900 GT
149
GeForce 7900 GTX
Radeon X1900 GT
Architecture
Curie (2003−2013)
R500 (2005−2007)
GPU code name
G71
R580
Market segment
Desktop
Desktop
Release date
March 2006
May 2006
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Core clock speed
650 MHz
575 MHz
Manufacturing process technology
90 nm
90 nm
Number of transistors
278 million
384 million
Power consumption (TDP)
84 Watt
75 Watt
Texture fill rate
15.60
6.900
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1600 MHz
1200 MHz
Memory bandwidth
51.2 GB/s
38.4 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
2.1
2.0
Shader Model
3.0
3.0
Vulkan
N/A
N/A