GeForce 7600 GS and GeForce GTX 645 OEM - video card comparison
GeForce 7600 GS
GeForce GTX 645 OEM
Architecture
Curie (2003−2013)
Kepler (2012−2018)
GPU code name
G73
GK106
Market segment
Desktop
Desktop
Release date
March 2006
April 2013
Interface
PCIe 1.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
None
Core clock speed
400 MHz
824 MHz
Floating-point performance
-
949.2 gflops
Manufacturing process technology
90 nm
28 nm
Number of transistors
177 million
2,540 million
Pipelines / CUDA cores
-
576
Power consumption (TDP)
27 Watt
65 Watt
Texture fill rate
4.800
39.55
Memory type
DDR2
GDDR5
Maximum RAM amount
256 MB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
800 MHz
4000 MHz
Memory bandwidth
12.8 GB/s
64 GB/s
Display Connectors
1x DVI, 1x VGA, 1x S-Video
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
-
+
DirectX
9.0c (9_3)
12 (11_0)
CUDA
-
3.0
OpenCL
N/A
1.2
OpenGL
2.1
4.6
Shader Model
3.0
5.1
Vulkan
N/A
1.1.126