Quadro K620 and FirePro V4800 - video card comparison
Quadro K620
FirePro V4800
Architecture
Maxwell (2014−2018)
TeraScale 2 (2009−2015)
GPU code name
GM107
Redwood
Market segment
Workstation
Workstation
Release date
July 2014
April 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
None
None
Boost clock speed
1124 MHz
-
Core clock speed
1058 MHz
775 MHz
Floating-point performance
863.2 gflops
620.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,870 million
627 million
Pipelines / CUDA cores
384
400
Power consumption (TDP)
41 Watt
69 Watt
Texture fill rate
26.98
15.50
Memory type
128 Bit
GDDR5
Maximum RAM amount
2 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1800 MHz
3600 MHz
Memory bandwidth
Up to 29 GB/s
57.6 GB/s
Display Connectors
DVI-I DP
1x DVI, 2x DisplayPort
Number of simultaneous displays
4
-
DirectX
12
11.2 (11_0)
CUDA
5.0
-
OpenCL
1.2
1.2
OpenGL
4.5
4.4
Shader Model
5
5.0
Vulkan
+
N/A
3D Vision Pro
+
-
Mosaic
+
-
nView Desktop Management
+
-