GeForce 6800 Ultra and Radeon HD 2600 XT - video card comparison
Passmark - benchmark score GeForce 6800 Ultra vs Radeon HD 2600 XT
GeForce 6800 Ultra
142
Radeon HD 2600 XT
290
GeForce 6800 Ultra
Radeon HD 2600 XT
Architecture
Curie (2003−2013)
TeraScale (2005−2013)
GPU code name
NV45
RV630
Market segment
Desktop
Desktop
Release date
July 2004
June 2007
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
425 MHz
800 MHz
Floating-point performance
-
192 gflops
Manufacturing process technology
130 nm
65 nm
Number of transistors
222 million
390 million
Pipelines / CUDA cores
-
120
Power consumption (TDP)
81 Watt
45 Watt
Texture fill rate
6.800
6.400
Memory type
GDDR3
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1100 MHz
1400 MHz
Memory bandwidth
35.2 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