GeForce GTX 260 and Radeon HD 2900 XT - video card comparison
Passmark - benchmark score GeForce GTX 260 vs Radeon HD 2900 XT
GeForce GTX 260
1260
Radeon HD 2900 XT
679
GeForce GTX 260
Radeon HD 2900 XT
Architecture
Tesla 2.0 (2007−2013)
TeraScale (2005−2013)
GPU code name
GT200
R600
Market segment
Desktop
Desktop
Release date
June 2008
May 2007
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
2x 6-pin
1x 6-pin + 1x 8-pin
SLI options
+
-
Core clock speed
576 MHz
743 MHz
CUDA cores
192
-
Floating-point performance
476.9 gflops
475.5 gflops
Manufacturing process technology
65 nm
80 nm
Number of transistors
1,400 million
720 million
Pipelines / CUDA cores
192
320
Power consumption (TDP)
182 Watt
215 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
36.9 billion/sec
11.89
Memory type
GDDR3
GDDR3
Maximum RAM amount
896 MB
512 MB
Memory bus width
448 Bit
512 Bit
Memory clock speed
999 MHz
1656 MHz
Memory bandwidth
111.9 GB/s
106.0 GB/s
Display Connectors
Dual Link DVIHDTV
2x DVI, 1x S-Video
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
10.0 (10_0)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
2.1
3.3
Shader Model
4.0
4.0
Vulkan
N/A
N/A