GeForce 7900 GTX and Radeon HD 2600 XT - video card comparison
Passmark - benchmark score GeForce 7900 GTX vs Radeon HD 2600 XT
GeForce 7900 GTX
399
Radeon HD 2600 XT
290
GeForce 7900 GTX
Radeon HD 2600 XT
Architecture
Curie (2003−2013)
TeraScale (2005−2013)
GPU code name
G71
RV630
Market segment
Desktop
Desktop
Release date
March 2006
June 2007
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
650 MHz
800 MHz
Floating-point performance
-
192 gflops
Manufacturing process technology
90 nm
65 nm
Number of transistors
278 million
390 million
Pipelines / CUDA cores
-
120
Power consumption (TDP)
84 Watt
45 Watt
Texture fill rate
15.60
6.400
Memory type
GDDR3
GDDR3
Maximum RAM amount
512 MB
256 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1600 MHz
1400 MHz
Memory bandwidth
51.2 GB/s
22.4 GB/s
Display Connectors
2x DVI, 1x S-Video
2x DVI, 1x S-Video
DirectX
9.0c (9_3)
10.0 (10_0)
OpenCL
N/A
N/A
OpenGL
2.1
3.3
Shader Model
3.0
4.0
Vulkan
N/A
N/A