GeForce 8800 Ultra and GeForce 6800 - video card comparison
Passmark - benchmark score GeForce 8800 Ultra vs GeForce 6800
GeForce 8800 Ultra
661
GeForce 6800
115
GeForce 8800 Ultra
GeForce 6800
Architecture
Tesla (2006−2010)
Curie (2003−2013)
GPU code name
G80
NV41
Market segment
Desktop
Desktop
Release date
May 2007
November 2004
Interface
PCIe 1.0 x16
PCIe 1.0 x16
Supplementary power connectors
2x 6-pin
None
SLI options
+
-
Core clock speed
612 MHz
325 MHz
CUDA cores
612
-
Floating-point performance
387.1 gflops
-
Manufacturing process technology
90 nm
130 nm
Number of transistors
681 million
190 million
Pipelines / CUDA cores
128
-
Power consumption (TDP)
171 Watt
-
Texture fill rate
39.2 billion/sec
3.900
Memory type
GDDR3
DDR
Maximum RAM amount
512 MB
256 MB
Memory bus width
384 Bit
256 Bit
Memory clock speed
1080 MHz
600 MBps
Memory bandwidth
103.7 GB/s
19.2 GB/s
Display Connectors
2x DVI, 1x S-Video
1x DVI, 1x VGA, 1x S-Video
DirectX
11.1 (10_0)
9.0c (9_3)
CUDA
+
-
OpenCL
1.1
N/A
OpenGL
3.3
2.0 (full)
Shader Model4.03.0
Vulkan
N/A
N/A