An HP customer is looking for an enterprise type of Intel-based server for a mission-critical database server.What are the TWO major differentiators of an x445 over the HP DL740/DL760？（）

• A、Hot-plug PCI-X
• B、Remote I/O expansion
• C、Maximum 64GB RAM for 8-way
• D、Onboard SCSI RAID controller
• E、Ability to expand up to 16-way SMP