GeForce GT 640 OEM Rebrand and Quadro4 200 NVS - video card comparison
GeForce GT 640 OEM Rebrand
Quadro4 200 NVS
Architecture
Fermi 2.0 (2010−2014)
Celsius (1999−2005)
GPU code name
GF116
NV17 A3
Market segment
Desktop
Workstation
Release date
April 2012
December 2003
Interface
PCIe 2.0 x16
AGP 4x
Supplementary power connectors
None
None
Core clock speed
720 MHz
250 MHz
Floating-point performance
414.7 gflops
-
Manufacturing process technology
40 nm
150 nm
Number of transistors
1,170 million
29 million
Pipelines / CUDA cores
144
-
Power consumption (TDP)
75 Watt
11 Watt
Texture fill rate
17.28
1.000
Memory type
DDR3
DDR
Maximum RAM amount
1536 MB
64 MB
Memory bus width
192 Bit
128 Bit
Memory clock speed
1600 MHz
500 MHz
Memory bandwidth
38.4 GB/s
8 GB/s
Display Connectors
2x DVI, 1x mini-HDMI
1x LFH60
HDMI
+
-
DirectX
12 (11_0)
8.0
CUDA
2.1
-
OpenCL
1.1
N/A
OpenGL
4.6
1.3
Shader Model
5.1
-
Vulkan
N/A
N/A