If you're not opposed to second hand, it's easy to pick up a used G4 tower system comparitively cheap.
Macs use basically the same graphics cards as PCs these days, but need a different BIOS on them to work. A Mac version of a PC video card usually inexplicably costs more.
Macs use basically the same graphics cards as PCs these days, but need a different BIOS on them to work. A Mac version of a PC video card usually inexplicably costs more.