It is old, but worked until we changed systems, so I believe it should work. The hard drive will be removed. There is an IDE WiFi adapter, and a 1GB GT610 video card, so it can probably run games of that era, at least on low settings, depending on the OS.
I'm not sure what the CPU is, but it's a Core2 Duo, and with 2GB. It has a Windows Vista Professional COA, used first by a business, to give an idea of age.