GeForce GT 630 and GeForce GT 420 OEM - video card comparison
GeForce GT 630
GeForce GT 420 OEM
Architecture
Fermi (2010−2014)
Fermi (2010−2014)
GPU code name
GF108
GF108
Market segment
Desktop
Desktop
Release date
May 2012
September 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
810 MHz
700 MHz
Floating-point performance
311.0 gflops
134.4 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
585 million
585 million
Pipelines / CUDA cores
96
48
Power consumption (TDP)
65 Watt
50 Watt
Texture fill rate
12.96
2.800
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
1800 MHz
Memory bandwidth
28.8 GB/s
28.8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
12 (11_0)
12 (11_0)
CUDA
2.1
2.1
OpenCL
1.1
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
N/A
N/A