GeForce GT 420 OEM and UHD Graphics - video card comparison
GeForce GT 420 OEM
UHD Graphics
Architecture
Fermi (2010−2014)
Generation 11.0 (2019−2020)
GPU code name
GF108
Jasper Lake GT1
Market segment
Desktop
Desktop
Release date
September 2010
January 2021
Interface
PCIe 2.0 x16
Ring Bus
Supplementary power connectors
None
-
Boost clock speed
-
750 MHz
Core clock speed
700 MHz
-
Floating-point performance
134.4 gflops
-
Manufacturing process technology
40 nm
10 nm+
Number of transistors
585 million
-
Pipelines / CUDA cores
48
256
Power consumption (TDP)
50 Watt
10 Watt
Texture fill rate
2.800
12.00
Memory type
DDR3
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
1800 MHz
System Shared
Memory bandwidth
28.8 GB/s
-
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
HDMI
+
-
DirectX
12 (11_0)
12 (12_1)
CUDA
2.1
-
OpenCL
1.1
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
N/A
1.2