GeForce GT 640M
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GFGT640M
GFGT640M
DirectX 11Product Family
Specifications
Note: The below specifications represent this GPU as incorporated into NVIDIA's reference graphics card design. Graphics card specifications may vary by OEM. Please refer to the OEM website for actual shipping specifications.
GPU Engine Specs:
384 coresCUDA Cores
Up to 625 MHzGraphics Clock (MHz)
Up to 20.0Texture Fill Rate (billion/sec)
Memory Specs:
DDR3\GDDR5Memory Interface
128bitMemory Interface Width
Up to 64.0Memory Bandwidth (GB/sec)
Feature Support:
4.1OpenGL
PCI Express 2.0, PCI Express 3.0Bus Support
YesCertified for Windows 7
DirectX 11, Optimus, PhysX, OpenCL, DirectCompute, 3D Vision, CUDASupported Technologies
Display Support:
3840 x 2160Maximum Digital Resolution
Up to 2048x1536Maximum VGA Resolution
YesHDCP
YesHDMI
3D Vision Ready
Yes3D Blu-Ray
NVIDIA GeForce
NVIDIA GeForce
