Quadro K420 and GeForce GT 520 - video card comparison
Passmark - benchmark score Quadro K420 vs GeForce GT 520
Quadro K420
768
GeForce GT 520
318
Quadro K420
GeForce GT 520
Architecture
Kepler (2012−2018)
Fermi 2.0 (2010−2014)
GPU code name
GK107
GF119
Market segment
Workstation
Desktop
Release date
July 2014
April 2011
Bus support
-
16x PCI-E 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
876 MHz
810 MHz
CUDA cores
-
48
Floating-point performance
336.4 gflops
155.52 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,270 million
292 million
Pipelines / CUDA cores
192
48
Power consumption (TDP)
41 Watt
29 Watt
Maximum GPU temperature
-
102 °C
Texture fill rate
14.02
6.5 billion/sec
Memory type
128 Bit
DDR3
Maximum RAM amount
1 GB/2 GB
1 GB (DDR3)
Memory bus width
128 Bit
64 Bit
Memory clock speed
1782 MHz
900 MHz (DDR3)
Memory bandwidth
Up to 29 GB/s
14.4 GB/s
Display Connectors
DVI-I DP
Dual Link DVI-IHDMIVGA (optional)
Number of simultaneous displays
4
-
Multi monitor support
-
+
HDMI
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12
12 (11_0)
CUDA
3.0
+
OpenCL
1.2
1.1
OpenGL
4.5
4.2
Shader Model
5
5.1
Vulkan
+
N/A
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-