Optimized for energy efficiency, the Intel® Server System SR1600UR supports up to two Intel® Xeon® 5500 series processors, offers highly scalable DDR3 memory (12 DIMMs), and high-speed PCI Express* 2.0 I/O (up to five slots). The server system, which includes Intel® Server Board S5520UR and Intel® Server Chassis SR1600, is ideal for high-performance computing.

View the Intel Product Brief in PDF format here http://www.intel.com/Assets/PDF/prodbrief/320937.pdf