Features. High performance 12Gb data transfer rates. Support for CacheVault flash cache protection. Connect up to 128 SATA or SAS drives with eight internal 12Gb/s SATA and SAS ports. Fit into rackmounted servers with lowprofile form factor and side mounted SAS connectors. Support critical, high bandwidth applications with PCI Express 3.0 connectivity. Balance protection and performance for critical applications. Auto resume after loss of system power during array rebuild or reconstruction. Single controller MultipathingSpecifications. Weight 9.1 oz