This is a genuine Dell original Nvidia GTX 260M video card (without heatsink) for the Alienware M15x Gaming Laptop / Notebook.
Compatible Dell Laptops / Notebooks:
Alienware M15x
DP/N: WDXVH, 0WDXVH
Video Memory: 1GB
GPU: GTX 260M
Compatibility: Alienware M15x
NOTE: this does NOT include the heatsink; you will have to use you original heatsink assembly.