GeForce 405 OEM and GeForce GT 420 OEM - video card comparison
GeForce 405 OEM
GeForce GT 420 OEM
Architecture
Tesla 2.0 (2007−2013)
Fermi (2010−2014)
GPU code name
GT216
GF108
Market segment
Desktop
Desktop
Release date
September 2010
September 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
475 MHz
700 MHz
Floating-point performance
44.86 gflops
134.4 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
486 million
585 million
Pipelines / CUDA cores
24
48
Power consumption (TDP)
25 Watt
50 Watt
Texture fill rate
5.700
2.800
Memory type
DDR2
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
800 MBps
1800 MHz
Memory bandwidth
12.8 GB/s
28.8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
11.1 (10_1)
12 (11_0)
CUDA
1.2
2.1
OpenCL
1.1
1.1
OpenGL
3.3
4.6
Shader Model
4.1
5.1
Vulkan
N/A
N/A