Dual Core RAID-on-Chip (ROC) 1.2GHz processor PCIe 3.0 x8 lane host interface 2GB on-board DDR3-1866 SDRAM with ECC Write-through or write-back cache support Support 8 internal 12Gb/s SAS ports Multi-adapter support for large storage requirements BIOS boot array support for greater fault tolerance Supports up to 256 SATA or SAS devices using SAS expanders Boot support for the uEFI host BIOS NVRAM for RAID event & transaction log Redundant flash image for controller availability Flash-based or battery backup module (FBM/BBM) ready (Optional) RoHS compliant