MegaRAID SAS 8344ELP 3Gb/s PCI Express SAS RAID Adapter The MegaRAID SAS 8344ELP, with four internal and four external 3Gb/s Serial Attached SCSI (SAS) ports, is the ideal RAID solution for internal and external storage subsystems requiring the flexibility to use either SAS or 3Gb/s SATA drives, or a combination of both. Based on LSI Logic first-to-market SAS IC technology, the MegaRAID SAS 8344ELP provides a robust RAID solution complete with a high-performance Intel I/O processor, PCI Express host interface, 128MB DDRI SDRAM, and intelligent battery backup (iBBU) support. Additional fault tolerant RAID features include support for all key RAID levels, Online Capacity Expansion (OCE), RAID Level Migration (RLM) and Patrol Read for finding and resolving bad media blocks on disk drives. Features Eight SAS/SATA ports One SAS SFF8087 x4 internal connector One SAS SFF8470 x4 external connector 3 Gb/s throughput per port Greater than 2TB array support Intel© IOP333 I/O Processor PCI Express, x4 lane width 128MB DDR Cache Optional remote battery backup RAID levels 0, 1, 5, 10 and 50 Auto-resume on array rebuild and reconstruction Advanced data integrity and recovery Enhanced error handling and reporting Online Capacity Expansion (OCE) Online RAID Level Migration (RLM) Comprehensive management and configuration utilities Full SAS expander support (32 disk support) Benefits Low-profile form factor for rackmount servers Flexibility to use SAS or SATA II drives Internal and external device connectivity PCI Express host interface for increased bandwidth 128MB cache with optional remote battery backup