Includes 8x 2.5" disk traysIncludes 1x heatsinkIncludes 2x PSUsDOES NOT INCLUDE RAILS1. Dual socket R (LGA 2011) supports Intel® Xeon® processor E5-2600 and E5-2600 v2 family†2. Up to 1.5TB ECC DDR3, up to 1866MHz; 24x DIMM slots3. 1 PCI-E 3.0 (x8) Low-profile, 1 PCI-E 3.0 (x16) & 1 PCI-E 3.0 (x8) Full-height slots (see below for details)4. Intel® i350 Gigabit Ethernet (4x ports)5. 8x Hot-swap 2.5" SAS/SATA HDD bays for Customizable Storage6. 750/700W Redundant power supplies Gold Level Certified