Quadro K620 and GeForce Go 7450 - video card comparison
Quadro K620
GeForce Go 7450
Architecture
Maxwell (2014−2018)
Curie (2003−2013)
GPU code name
GM107
G72
Market segment
Workstation
Desktop
Release date
July 2014
February 2006
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
None
-
Boost clock speed
1124 MHz
-
Core clock speed
1058 MHz
300 MHz
Floating-point performance
863.2 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
1,870 million
112 million
Pipelines / CUDA cores
384
-
Power consumption (TDP)
41 Watt
-
Texture fill rate
26.98
2.400
Memory type
128 Bit
DDR2
Maximum RAM amount
2 GB
64 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1800 MHz
400 MHz
Memory bandwidth
Up to 29 GB/s
12.8 GB/s
Display Connectors
DVI-I DP
No outputs
Number of simultaneous displays
4
-
DirectX
12
9.0c (9_3)
CUDA
5.0
-
OpenCL
1.2
N/A
OpenGL
4.5
2.1
Shader Model
5
3.0
Vulkan
+
N/A
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-