Quadro K620 and GeForce GT 620 - video card comparison
Passmark - benchmark score Quadro K620 vs GeForce GT 620
Quadro K620
2297
GeForce GT 620
388
Quadro K620
GeForce GT 620
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
GM107
GF108
Market segment
Workstation
Desktop
Release date
July 2014
May 2012
Bus support
-
PCI Express 2.0
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1124 MHz
-
Core clock speed
1058 MHz
700 MHz
CUDA cores
-
96
Floating-point performance
863.2 gflops
268.8 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
585 million
Pipelines / CUDA cores
384
96
Power consumption (TDP)
41 Watt
49 Watt
Maximum GPU temperature
-
98 °C
Texture fill rate
26.98
11.2 billion/sec
Memory type
128 Bit
DDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1800 MHz
1.8 GB/s
Memory bandwidth
Up to 29 GB/s
14.4 GB/s
Display Connectors
DVI-I DP
Dual Link DVI-I, HDMI, VGA
Number of simultaneous displays
4
-
Multi monitor support
-
+
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12
12 (11_0)
CUDA
5.0
+
OpenCL
1.2
1.1
OpenGL
4.5
4.2
Shader Model
5
5.1
Vulkan
+
N/A
3D Blu-Ray
-
+
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-