Amazon.com: lilili Graphics Card Fit for ZOTAC Graphics Card GTX 550 Ti 1GB GPU GDDR5 Video Card for Nvidia Map Geforce GTX550 Ti 1GD5 GTX 550Ti Cards Dvi VGA VideocardVideo Card :
Best Buy: Asus GeForce GTX 550 TI Graphic Card 1 GB GDDR5 SDRAM ENGTX550 DC/DI/1G
INNO 3D NVIDIA GeForce GTX 550 Ti (VCGGTX550TXPB) 1GB GDDR5 Video Card | eBay
Nvidia GeForce GTX 550 Ti review | 54 facts and highlights
Best Buy: Gigabyte Technology NVIDIA GeForce GTX 550 Ti 1GB GDDR5 PCI Express 2.0 Graphics Card GV-N550OC-1GI
Used - Very Good: EVGA GeForce GTX 550 Ti (Fermi) Video Card 01G-P3-1556-KR - Newegg.com
Nvidia GeForce GTX 550 Ti 1GB Review | bit-tech.net
GV-N550OC-1GI Gigabyte GeForce GTX 550 Ti 1GB GDDR5 PCI Express x16 2.0 Video Card