PNY NVIDIA GeForce GTX 550 Ti (VCGGTX550TXPB) 1GB GDDR5 SDRAM PCI Express x16 Graphics adapter for sale online | eBay
EVGA GeForce GTX 550 Ti (Fermi) 2GB GDDR5 PCI Express 2.0 x16 SLI Support Video Card 02G-P3-1559-KR GPUs / Video Graphics Cards - Newegg.com
EVGA NVIDIA GTX 550 Ti PC Graphics Card (1 GB GDDR5) - TESTED 381120867361 | eBay
Zotac Graphics Cards Geforce Gtx550ti 1gb Gddr5 Video Card For Nvidia Map Gtx 550 Ti 1g Internet Cafes Edition 1gd5 Dvi Vga Used - Graphics Cards - AliExpress
Best Buy: Asus GeForce GTX 550 TI Graphic Card 1 GB GDDR5 SDRAM ENGTX550 DC/DI/1G
NVIDIA GeForce GTX 550 Ti Specs | TechPowerUp GPU Database
EVGA NVIDIA GeForce GTX 550 Ti (01G-P3-1556-KR) 1GB GDDR5 SDRAM PCI Express x16 Graphics adapter for sale online | eBay
NVIDIA GeForce GTX 550 Ti 1GB GDDR5 PCIe Reviews, Pros and Cons | TechSpot
Nvidia GeForce GTX 550 TI 1GB DDR5 PC Gaming Video Card Tested & Working | eBay