GeForce 8600 GT and GeForce 8400 - video card comparison
Passmark - benchmark score GeForce 8600 GT vs GeForce 8400
GeForce 8600 GT
127
GeForce 8400
83
GeForce 8600 GT
GeForce 8400
Architecture
Tesla (2006−2010)
Tesla (2006−2010)
GPU code name
G84
G98
Market segment
Desktop
Desktop
Release date
April 2007
December 2007
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
SLI options
+
-
Core clock speed
540 MHz
540 MHz
Floating-point performance
76.16 gflops
20.8 gflops
Manufacturing process technology
80 nm
65 nm
Number of transistors
289 million
210 million
Pipelines / CUDA cores
32
8
Power consumption (TDP)
47 Watt
25 Watt
Texture fill rate
8.6 billion/sec
4.320
Memory type
GDDR3
DDR2
Maximum RAM amount
512 MB
256 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
700 MHz
1000 MHz
Memory bandwidth
22.4 GB/s
8 GB/s
Standard memory config per GPU
256 MB
-
Display Connectors
2x DVI, 1x S-Video
1x DVI, 1x VGA, 1x S-Video
DirectX
11.1 (10_0)
11.1 (10_0)
CUDA
1.1
1.1
OpenCL
1.1
1.1
OpenGL
2.1
3.3
Shader Model
4.0
4.0
Vulkan
N/A
N/A