Qnap Ts-859 Pro+ Nas Enclosure TS-859 Pro+ houses up to eight 3.5-inch or 2.5-inch SATA hard disk drives, incorporates Intel Atom™ dual core 1.8 G Hz processor & 1GB memory, & is capable of delivering ultra high performance, reliability, & lower power consumption during intensive data transfers. The NAS is an efficient & powerful business storage center with advanced i SCSI services, cross-platform data sharing, & all-in-one server applications. With VMware Ready™ & Citrix Ready™ certification, & proven compatibility with Microsoft Hyper-V environment, the NAS is an ideal shared storage solution in the virtualized & clustered environment. Features The most affordable & flexible virtualization solution New i SCSI for virtualization deployments Superior performance & energy-saving design Advanced RAID management with hot-swap design Complete data backup solution