GeForce GT 440 OEM and GeForce GT 420 OEM - video card comparison
GeForce GT 440 OEM
GeForce GT 420 OEM
Architecture
Fermi (2010−2014)
Fermi (2010−2014)
GPU code name
GF106
GF108
Market segment
Desktop
Desktop
Release date
October 2010
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
466.6 gflops
134.4 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,170 million
585 million
Pipelines / CUDA cores
144
48
Power consumption (TDP)
65 Watt
50 Watt
Texture fill rate
19.44
2.800
Memory type
DDR3
DDR3
Maximum RAM amount
1536 MB
1 GB
Memory bus width
192 Bit
128 Bit
Memory clock speed
1800 MHz
1800 MHz
Memory bandwidth
43.2 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