areca ARC-1883i-43 PCI-Express 3.0 x8 SAS RAID Adapter Internal Connectors: 2 x SFF-8643 RAID: 0, 1,1E, 3, 5, 6, 10, 30, 50, 60 or JBOD Cache Memory: 2GB on-board DDR3-1866 SDRAM Dimensions: 169.5 x 64.4 mm Operating Systems Supported: Windows 8/Server2012/7/2008/Vista/Server 2003/XP Linux FreeBSD VMware (only driver package available w/o management utility) Solaris 10/11 x86/x86_64 Mac OS X 10.4.x/10.5.x/10.6.x/10.7.x/10.8.x/ 10.9.x