Best Buy: Asus AMD Radeon HD 7770 1GB GDDR5 PCI Express 3.0 Graphics Card HD7770-1GD5
AMD Radeon HD 7770 PCIe Video Graphics Card GDDR5 109-C46857-00 DX5MJ | eBay
ASUS HD 7770 Dual-Fan 2 GB Specs | TechPowerUp GPU Database
Asus Graphics Cards Hd 7770 1gb 128bit Gddr5 Video Card For Ati Radeon Hd7770 Vga Cards Used Equivalent Gtx 750 Gtx650 Ti - Graphics Cards - AliExpress