LSI MegaRAID SAS 9271-4i SGL 4-Port 6Gbps SAS SATA 1GB DDR3 PCI-E 3.0 http://www.amazon.co.uk/gp/product/B00AENMY52?tag=istiqomah-21 LSI MegaRAID SAS 9271-4i SGL 4-Port 6Gbps SASSATA 1GB DDR3 PCI-E 30