GeForce GT 620 and GeForce GT 520 - video card comparison
Passmark - benchmark score GeForce GT 620 vs GeForce GT 520
GeForce GT 620
388
GeForce GT 520
318
GeForce GT 620
GeForce GT 520
Architecture
Fermi (2010−2014)
Fermi 2.0 (2010−2014)
GPU code name
GF108
GF119
Market segment
Desktop
Desktop
Release date
May 2012
April 2011
Bus support
PCI Express 2.0
16x PCI-E 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Core clock speed
700 MHz
810 MHz
CUDA cores
96
48
Floating-point performance
268.8 gflops
155.52 gflops
Manufacturing process technology
40 nm
40 nm
Number of transistors
585 million
292 million
Pipelines / CUDA cores
96
48
Power consumption (TDP)
49 Watt
29 Watt
Maximum GPU temperature
98 °C
102 °C
Texture fill rate
11.2 billion/sec
6.5 billion/sec
Memory type
DDR3
DDR3
Maximum RAM amount
1 GB
1 GB (DDR3)
Memory bus width
64 Bit
64 Bit
Memory clock speed
1.8 GB/s
900 MHz (DDR3)
Memory bandwidth
14.4 GB/s
14.4 GB/s
Display Connectors
Dual Link DVI-I, HDMI, VGA
Dual Link DVI-IHDMIVGA (optional)
Multi monitor support
+
+
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
2048x1536
Audio input for HDMI
Internal
Internal
DirectX
12 (11_0)
12 (11_0)
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.2
4.2
Shader Model
5.1
5.1
Vulkan
N/A
N/A
3D Blu-Ray
+
-