GV-N550D5-1GI-06 Gigabyte Nvidia GeForce GTX 550 Ti 1GB GDDR5 192-Bit
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MSI N550GTX-Ti Cyclone OC GeForce GTX 550 Ti Video Card - 1GB, GDDR5, PCI-Express 2.0 (x16), Mini HDMI, Dual DVI, DirectX 11, Dual-Slot, SLI Ready, Overclocked at TigerDirect.com
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Gigabyte Graphics Card Original Gtx 550 Ti 1gb 192bit Gddr5 Video Cards For Nvidia Geforce Gtx 550ti Hdmi Dvi Used Vga Cards - Graphics Cards - AliExpress