IBM System x3650
2U server delivers extreme performance and availability for demanding applications, Up to two Dual-Core Intel Xeon Processors 5160 up to 3.0 GHz and 1333 MHz front-side bus, Up to 48 GB new-generation, high-performance memory 667 MHz using 12 DIMM slots for enhanced memory scalability, Up to six 3.5" SAS or SATA HDDs