Smart Array P408i-a SR modular controller - 8-SAS lanes across 2 x4 internal Mini-SAS ports, 2GB flash-backed write cache, 12 Gb/s SAS, 6 Gb/s SATA, RAID 0, 1, 5, 6, 10, 50, 60, 1 ADM, 10 ADM (Advanced Data Mirroring) ;