Quadro K620 and GeForce GT 540M - video card comparison
Passmark - benchmark score Quadro K620 vs GeForce GT 540M
Quadro K620
2297
GeForce GT 540M
493
Quadro K620
GeForce GT 540M
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
GM107
N12P-GS
Market segment
Workstation
Laptop
Release date
July 2014
January 2011
Interface
PCIe 2.0 x16
MXM-A (3.0)
Supplementary power connectors
None
-
Boost clock speed
1124 MHz
-
Core clock speed
1058 MHz
672 MHz
CUDA cores
-
96
Floating-point performance
863.2 gflops
258.05 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
35 Watt
Texture fill rate
26.98
10.8 billion/sec
Memory type
128 Bit
DDR3
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
900 MHz
Memory bandwidth
Up to 29 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
DVI-I DP
No outputs
Number of simultaneous displays
4
-
DirectX
12
12 API
CUDA
5.0
+
OpenCL
1.2
1.1
OpenGL
4.5
4.5
Shader Model
5
5.1
Vulkan
+
N/A
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-
Optimus
-
+