GeForce GTX 560 and GeForce GT 420 OEM - video card comparison
GeForce GTX 560
GeForce GT 420 OEM
Architecture
Fermi 2.0 (2010−2014)
Fermi (2010−2014)
GPU code name
GF114
GF108
Market segment
Desktop
Desktop
Release date
May 2011
September 2010
Bus support
16x PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
Two 6-pin
None
SLI options
+
-
Core clock speed
810 MHz
700 MHz
Floating-point performance
1,088.6 gflops
134.4 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
1,950 million
585 million
Pipelines / CUDA cores
336
48
Power consumption (TDP)
150 Watt
50 Watt
Maximum GPU temperature
99 °C
-
Texture fill rate
45.36
2.800
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
4000 MHz
1800 MHz
Memory bandwidth
128.0 GB/s
28.8 GB/s
Display Connectors
Two Dual Link DVI, Mini HDMI
1x DVI, 1x HDMI, 1x VGA
Multi monitor support
+
-
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_0)
CUDA
+
2.1
OpenCL
1.1
1.1
OpenGL
4.1
4.6
Shader Model
5.1
5.1
Vulkan
N/A
N/A
3D Blu-Ray
+
-
3D Gaming
+
-