MS-1W091 VER:1.1 GTX 680M GTX680M 4GB GDDR5 MXM 3.0b Video Card N13E -GTX-A2 for MSI GT60 / GT70 Laptops
EVGA GeForce GTX 680 Graphics Card for Mac 02G-P4-3682-KR B&H
Amazon.com: Valley Of The Sun 4GB Graphics Video Card GPU Upgrade Replacement, for Alienware M15X M17X M18X R1 R2 R3 R4 Gaming Laptop, NVIDIA GeForce GTX 680M GDDR5 MXM VGA Board Original