The Xserve G5 brought the architectural improvements of the PowerMac G5 to the Xserve line. In addition to adding single or dual 2.0 GHz PowerPC 970FX processors, the Xserve G5 included dramatically faster data and memory buses, more and faster RAM, FireWire 800 and USB 2.0, Serial ATA and PCI-X support. The Xserve G5 was available in two configurations: a single 2.0 GHz processor model with 512 MB of RAM for $2,999 U.S. and a dual 2.0 GHz processor model with 1.0 GB of RAM for $3,999 U.S. A Cluster Node configuration of the Xserve G5 was also available.