GeForce GT 420 OEM and Radeon Graphics 448SP - video card comparison
GeForce GT 420 OEM
Radeon Graphics 448SP
Architecture
Fermi (2010−2014)
GCN 5.1 (2018−2021)
GPU code name
GF108
Renoir
Market segment
Desktop
Desktop
Release date
September 2010
January 2020
Interface
PCIe 2.0 x16
IGP
Supplementary power connectors
None
None
Boost clock speed
-
1900 MHz
Core clock speed
700 MHz
-
Floating-point performance
134.4 gflops
-
Manufacturing process technology
40 nm
7 nm
Number of transistors
585 million
9,800 million
Pipelines / CUDA cores
48
448
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
2.800
53.20
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
Motherboard Dependent
HDMI
+
-
DirectX
12 (11_0)
12 (12_1)
CUDA
2.1
-
OpenCL
1.1
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.7 (6.4)
Vulkan
N/A
1.3