GeForce 8800 GTX and GeForce 6800 XT - video card comparison
Passmark - benchmark score GeForce 8800 GTX vs GeForce 6800 XT
GeForce 8800 GTX
608
GeForce 6800 XT
127
GeForce 8800 GTX
GeForce 6800 XT
Architecture
Tesla (2006−2010)
Curie (2003−2013)
GPU code name
G80
NV42
Market segment
Desktop
Desktop
Release date
November 2006
September 2005
Interface
PCIe 1.0 x16
AGP 8x
Supplementary power connectors
2x 6-pin
1x Molex
SLI options
+
-
Core clock speed
576 MHz
450 MHz
CUDA cores
575
-
Floating-point performance
345.6 gflops
-
Manufacturing process technology
90 nm
110 nm
Number of transistors
681 million
202 million
Pipelines / CUDA cores
128
-
Power consumption (TDP)
155 Watt
-
Texture fill rate
36.8 billion/sec
5.400
Memory type
GDDR3
GDDR3
Maximum RAM amount
768 MB
256 MB
Memory bus width
384 Bit
256 Bit
Memory clock speed
900 MHz
1200 MBps
Memory bandwidth
86.4 GB/s
38.4 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