Firewire 800 Pci Card Box Content - FireWire 800 PCI Card and 9-to-9 Firewire cable System Requirements - Mac G4 and G5 PowerMac with OS 10.2.4 & newer, Pentium III or higher, Windows 2000 or XP 128MB RAM or higher, PCI V2.0 compatible PCI or PCI-X slot