You should be able to boot into windows using the card with default windows drivers. Just make sure you delete the old VGA drivers before you do the swap.When you have booted into windows do the following.Win 7.StartAll programsAccessoriesSystem toolsSystem information (it will pull open a window)Expand -ComponentsDisplay adapter.copy and paste the device pnp ID.it should look like this.PNP Device IDPCIVEN1002&DEV6719&SUBSYS0B001002&REV0&0&0008then google the DEV string. DEV6719this should give you your card model.For the example above the device is a HD6950. And googleing the Dev number gives you links to the HD6900 series drivers.

• Nvidia
• Graphics Card Serial Number Lookup

Nvidia

If you get confused just post the PNP number and people here should be able to find the component. System NameMy Rig Kids RigProcessorRyzen R7 2700 FX 8350 @4 ghzMotherboardGigabyte B450 Aorus Elite Gigabyte 990FXA UD3 (rev 4.0)CoolingAMD Wraith spire rgb stock hsf CM Hyper 212Memory8GB X 2 DDR4 3000mhz Team Group Vulcan G.

Graphics Card Serial Number Lookup

Skill 4GB x 2 DDR3 1866mhzVideo Card(s)Sapphire RX 480 8GB Asus Strix R9 390X 8GBStorageAdata XPG 8200 PRO 512GB SSD OS / 240 SSD+480 GB M.2 SSD Games / 1000 GB Data 320GB OS / 500GB DataDisplay(s)Asus VA32AQ 32' IPS 60hz 1440P Samsung S24D590 24' PLS 1080PCaseNZXT H500 Black Thermaltake Soprano Snow EditionAudio Device(s)Onboard Realtek Onboard RealtekPower SupplyEVGA SuperNOVA G3 650w 80+ Gold CoolerMaster GS750M 80+ BronzeMouseSteelseries Rival 500 15 button mouse w/ Razor Goliathus Chroma XL mousemat Redragon Mammoth M801KeyboardRazor Ornata Chroma MadCatz S.T.R.I.K.E. TE w/ Kailh brownSoftwareWindows 10 Pro Windows 10 Pro.