Amazon.com: Valley Of The Sun New Graphics Video Card Replacement, for Lenovo IdeaCentre B500 B505 B50R1 All-in-One Desktop PC Computer, NVIDIA GeForce GT 540M GDDR5 2GB N12P-GS-A1, MXM VGA Board Repair Parts :
Amazon.com: Valley Of The Sun New Graphics Video Card Replacement, for Lenovo IdeaCentre B500 B505 B50R1 All-in-One Desktop PC Computer, NVIDIA GeForce GT 540M GDDR5 2GB N12P-GS-A1, MXM VGA Board Repair Parts :
Acer Laptop Aspire TimelineX Intel Core i5 2nd Gen 2430M (2.40GHz) 4GB Memory 640GB HDD NVIDIA GeForce GT 540M 14.0" Windows 7 Home Premium 64-bit AS4830TG-6450 - Newegg.com