STEC ZeusRam Z4RZF3D-8UC 3.5" HGST Low Latency Enterprise 8GB SAS SLC DDR3 RAM SSD HDD Hard Disk Solid State Drive Serial Attached SCSI for NAS server up speed fast : Amazon.co.uk: Computers
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Dell Powervault MD3060E 56 x 2TB 2 ZeusRam SSD 2 x 400GB SSD 112TB Storage