Quadro K620 and Quadro 4000M - video card comparison
Passmark - benchmark score Quadro K620 vs Quadro 4000M
Quadro K620
2297
Quadro 4000M
1341
Quadro K620
Quadro 4000M
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
GM107
Fermi
Market segment
Workstation
Mobile workstation
Release date
July 2014
February 2011
Interface
PCIe 2.0 x16
MXM-B (3.0)
Supplementary power connectors
None
-
Boost clock speed
1124 MHz
-
Core clock speed
1058 MHz
475 MHz
Floating-point performance
863.2 gflops
638.4 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
1,950 million
Pipelines / CUDA cores
384
336
Power consumption (TDP)
41 Watt
100 Watt
Texture fill rate
26.98
26.60
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
1800 MHz
1200 MHz
Memory bandwidth
Up to 29 GB/s
80 GB/s
Shared memory
-
-
Display Connectors
DVI-I DP
No outputs
Number of simultaneous displays
4
-
DirectX
12
12 (11_0)
CUDA
5.0
2.1
OpenCL
1.2
1.1
OpenGL
4.5
4.6
Shader Model
5
5.1
Vulkan
+
N/A
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-