The Dual-Processor Board supports the LGA 1366 Socket Type and ships with either two Xeon 5500 or 5600 Processors. Along with that, the 8 DDR3 slots support 800-1333 Memory Modules. Next up, there are Two different Chassis for this system, one of which has the Hot Swappable Drive Sleds, while the other has internal Drive Sleds.