Quadro K2000 and GeForce GT 640M Mac Edition - video card comparison
Quadro K2000
GeForce GT 640M Mac Edition
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK107
GK107
Market segment
Workstation
Desktop
Release date
March 2013
February 2013
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
-
Core clock speed
954 MHz
745 MHz
Floating-point performance
732.7 gflops
572.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,270 million
1,270 million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
51 Watt
32 Watt
Texture fill rate
30.53
23.84
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
512 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4000 MHz
5000 MHz
Memory bandwidth
64 GB/s
40 GB/s
Display Connectors
1x DVI, 2x DisplayPort
No outputs
DirectX
12 (11_0)
12 (11_0)
CUDA
3.0
3.0
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
+
1.1.126