The HP ProLiant ML570 G4 server is the industry's first 4-processor expansion server that offers not only exceptional performance, but increased reliability with hot-plug RAID memory, powerful management capabilities, and unmatched internal expansion.The ProLiant ML570 G4 is a truly expandable and reliable server for a data center or remote enterprise environment. The ML570 G4 now supports Intel's new Xeon dual core processor technology on an 800MHz front-side bus providing performance gains for multi-threaded applications, for example database, financial services, and supply-chain management.