Quadro FX 3800 and Quadro K620 - video card comparison
Passmark - benchmark score Quadro FX 3800 vs Quadro K620
Quadro FX 3800
821
Quadro K620
2297
Quadro FX 3800
Quadro K620
Architecture
Tesla 2.0 (2007−2013)
Maxwell (2014−2018)
GPU code name
GT200B
GM107
Market segment
Workstation
Workstation
Release date
March 2009
July 2014
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
None
Boost clock speed
-
1124 MHz
Core clock speed
600 MHz
1058 MHz
Floating-point performance
462.3 gflops
863.2 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
1,400 million
1,870 million
Pipelines / CUDA cores
192
384
Power consumption (TDP)
108 Watt
41 Watt
Texture fill rate
38.40
26.98
Memory type
GDDR3
128 Bit
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1600 MHz
1800 MHz
Memory bandwidth
51.2 GB/s
Up to 29 GB/s
Display Connectors
1x DVI, 2x DisplayPort
DVI-I DP
Number of simultaneous displays
-
4
DirectX
11.1 (10_0)
12
CUDA
1.3
5.0
OpenCL
1.1
1.2
OpenGL
3.3
4.5
Shader Model
4.0
5
Vulkan
N/A
+
3D Vision Pro
-
+
Mosaic
-
+
nView Desktop Management
-
+