Intel RMS3CC040 Hardware User Guide - Page 13
PCI Express Architecture, Operating System Support, Microsoft Windows 2003* R2 SP2, Windows Vista* SP2 - download
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The SAS interface uses the proven SCSI command set to ensure reliable data transfers, while providing the connectivity and flexibility of point-to-point serial data transfers. The serial transmission of SCSI commands eliminates clock-skew challenges. The SAS interface provides improved performance, simplified cabling, smaller connectors, lower pin count, and lower power requirements when compared to parallel SCSI. The SAS controllers leverage a common electrical and physical connection interface that is compatible with Serial ATA technology. The SAS protocols and the SATA III protocols use a thin, 7-wire connector instead of the 68-wire SCSI cable or 26-wire ATA cable. The SAS/SATA III connector and cable are easier to manipulate, allow connections to smaller devices, and do not inhibit airflow. The point-to-point SATA III architecture eliminates inherent difficulties created by the legacy ATA master-slave architecture, while maintaining compatibility with existing ATA firmware. PCI Express Architecture PCIe is a local bus system designed to increase data transfers without slowing down the central processing unit (CPU). You can install the 12Gb/s Intel® RAID Controllers in PCIe computer systems with a standard bracket type. With these controllers in your system, you can connect SAS devices and SATA devices over the bus. Note: Some PCIe slots support PCIe graphics cards only; RAID controllers installed in these PCIe slots do not function. PCIe goes beyond the PCI specification in that it is intended as a unifying I/O architecture for various systems: desktops, workstations, mobile devices, servers, communications, and embedded devices. Operating System Support The 12Gb/s Intel® RAID Controllers support the following operating systems: • Microsoft Windows 2003* R2 SP2, Windows Vista* SP2, Windows 7* Client SP1, Windows 8*, Windows 2008* SP2, Windows 2008* R2 SP1, and Window Server 2012* • Red Hat* Linux • SuSE* SLES • Ubuntu* Linux • VMware* • Solaris* • XenServer* • Oracle* Enterprise Linux (OEL) Refer to the Intel SAS Device Driver Installation User Guide for more information about the drivers. To download the latest operating system drivers, go to http://www.intel.com. 12Gb/s Intel® RAID Controllers User Guide 6