Radeon RX 560 and GeForce GT 420 OEM - video card comparison
Radeon RX 560
GeForce GT 420 OEM
Architecture
GCN 4.0 (2016−2020)
Fermi (2010−2014)
GPU code name
Polaris 21
GF108
Market segment
Desktop
Desktop
Release date
April 2017
September 2010
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1275 MHz
-
Core clock speed
1175 MHz
700 MHz
Floating-point performance
2,611 gflops
134.4 gflops
Manufacturing process technology
14 nm
40 nm
Number of transistors
3,000 million
585 million
Pipelines / CUDA cores
1024
48
Power consumption (TDP)
75 Watt
50 Watt
Texture fill rate
81.60
2.800
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
7000 MHz
1800 MHz
Memory bandwidth
112.0 GB/s
28.8 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
12 (12_0)
12 (11_0)
CUDA
-
2.1
OpenCL
2.0
1.1
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
N/A