GeForce 8400 GS and GeForce 6800 XT - video card comparison
Passmark - benchmark score GeForce 8400 GS vs GeForce 6800 XT
GeForce 8400 GS
156
GeForce 6800 XT
127
GeForce 8400 GS
GeForce 6800 XT
Architecture
Tesla (2006−2010)
Curie (2003−2013)
GPU code name
G86
NV42
Market segment
Desktop
Desktop
Release date
April 2007
September 2005
Interface
PCIe 1.0 x16
AGP 8x
Supplementary power connectors
None
1x Molex
SLI options
+
-
Core clock speed
459 MHz
450 MHz
Floating-point performance
29.376 gflops
-
Manufacturing process technology
80 nm
110 nm
Number of transistors
210 million
202 million
Pipelines / CUDA cores
16
-
Power consumption (TDP)
40 Watt
-
Texture fill rate
3.6 billion/sec
5.400
Memory type
DDR2
GDDR3
Maximum RAM amount
256 MB
256 MB
Memory bus width
64 Bit
256 Bit
Memory clock speed
800 MHz
1200 MBps
Memory bandwidth
6.4 GB/s
38.4 GB/s
Standard memory config per GPU
256 MB
-
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x VGA, 1x S-Video
DirectX
11.1 (10_0)
9.0c (9_3)
CUDA
1.1
-
OpenCL
1.1
N/A
OpenGL
2.1
2.0 (full)
Shader Model4.03.0
Vulkan
N/A
N/A