This is a 2004 system and may run Windows 7 64 Bit at a push depending on the processor installed… It won't run Windows 10 64 Bit due to elevated Processor Requirements. It is not advised to spend any money upgrading this system, as it is cheaper to purchase a more capable Second Hand Business Desktop.
ATI AutoUpdate [Variant A]
nVidea AutoUpdate [Variant B]
Analog Devices ADI 198x from Microsoft Update Catalog (add to Basket)
Download (requires Internet Explorer) and install via the device manager.