you need to know what you have just now to see what you need to get to upgrade. Open case and find M/B model number and find out if it is AGP or PCI-E graphics. As for what card to get..... you get what you pay for.
Surface Pro 5 News - release date, UK price, features, specs
Microsoft Surface Studio hands-on review: the iMac killer is here
Best Mac antivirus 2017
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.