GeForce GTX 280 and Radeon HD 2900 XT - video card comparison
Passmark - benchmark score GeForce GTX 280 vs Radeon HD 2900 XT
GeForce GTX 280
1338
Radeon HD 2900 XT
679
GeForce GTX 280
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
6-pin & 8-pin
1x 6-pin + 1x 8-pin
SLI options
+
-
Core clock speed
602 MHz
743 MHz
CUDA cores
240
-
Floating-point performance
622.1 gflops
475.5 gflops
Manufacturing process technology
65 nm
80 nm
Number of transistors
1,400 million
720 million
Pipelines / CUDA cores
240
320
Power consumption (TDP)
236 Watt
215 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
48.2 billion/sec
11.89
Memory type
GDDR3
GDDR3
Maximum RAM amount
1 GB
512 MB
Memory bus width
512 Bit
512 Bit
Memory clock speed
1107 MHz
1656 MHz
Memory bandwidth
141.7 GB/s
106.0 GB/s
Display Connectors
HDTVDual Link DVI
2x DVI, 1x S-Video
Multi monitor support
+
-
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