GeForce GTX 960 OEM and GeForce GT 420 OEM - video card comparison
GeForce GTX 960 OEM
GeForce GT 420 OEM
Architecture
Maxwell 2.0 (2015−2019)
Fermi (2010−2014)
GPU code name
GM206
GF108
Market segment
Desktop
Desktop
Release date
November 2015
September 2010
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1201 MHz
-
Core clock speed
924 MHz
700 MHz
Floating-point performance
2,460 gflops
134.4 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
2,940 million
585 million
Pipelines / CUDA cores
1024
48
Power consumption (TDP)
-
50 Watt
Texture fill rate
76.86
2.800
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
7012 MHz
1800 MHz
Memory bandwidth
112.2 GB/s
28.8 GB/s
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x VGA
HDMI
-
+
DirectX
12 (12_1)
12 (11_0)
CUDA
5.2
2.1
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.1.126
N/A