The ExpressSAS R644 RAID adapter provides 6Gb/s SAS/SATA connectivity to Direct Attached Storage via 4 external and 4 internal ports. With transfer rates of up to 1200MB/s per port, the R644 is well suited for high-bandwidth workflows, such as digital content creation, streaming video and audio, transactional databases, and email and Web servers.The R644 combines advanced engineering and innovative features to ensure smooth data transfers and consistent performance. Leveraging ATTO's market-tested RAID stack and exclusive latency management features, the R644 helps customers create, share and protect data and digital assets more effectively.SpecificationsGeneral Device Type: Storage controller (RAID) - plug-in card - low profile Host Bus: PCIe 2.0 x8Storage Controller Interface: SATA 3Gb/s / SAS 6Gb/s Data Transfer Rate: 600 MBps Buffer Size: 512 MB Supported Devices: Disk array (RAID) Channel Qty: 8 Max Storage Devices Qty: 256 RAID Level: RAID 0, RAID 1, RAID 4, RAID 5, RAID 6, RAID 10, RAID 50, JBOD, RAID 60, RAID 40, DVRAIDExpansion / Connectivity Interfaces: 1 x SATA 3Gb/s / SAS 6Gb/s - 26 pin 4x Shielded Mini MultiLane SAS (SFF-8088) ( external ) 1 x SATA 3Gb/s / SAS 6Gb/s - 36 pin 4i Mini MultiLane SAS (SFF-8087) ( internal ) Compatible Slots: 1 x PCI Express x8 - low-profileMiscellaneous Included Accessories: Low-profile bracket Compliant Standards: EN55024, EN55022 Class B, FCC Part 15, EN 60950-1, RoHSSoftware / System Requirements OS Required: Red Hat Linux, SuSe Linux, Microsoft Windows Server 2003, Apple MacOS X 10.4.x - 10.6.x, Microsoft Windows Vista / XP / 7, Microsoft Windows Server 2008Manufacturer Warranty Service
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