Dell PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. The R640 combines density, performance and scalability to optimize application performance and data center density. This model is the Dell PowerEdge R640 Server, including 1U Chassis, 4114*1 Processor, 8G*1 Memory, 600G SAS 10K*1, H330, DVDRW, 495W*1 Power Supply, 8 2.5 inch Hard Drive slots,