 "WD Gold Datacenter Hard Drive WD101KRYZ - hard drive 10 TB SATA 6Gb/s" " WD 6Gb/s Enterprise Drives CDW.com
"WD Gold hard drives employ advanced technology to deliver great reliability, capacity, power efficiency and performance. Designed for a multitude of datacenter-specific applications, WD Gold hard drives are perfect for high-availability server and storage arrays that demand robust storage device." 
 "WD Purple Surveillance 2TB 64 MB Cache 3.5" SATA-III HDD (WD20PURZ)"@en "▷ WD (WD… | OcUK"@en
"2TB Capacity, 3.5 inch, SATA 6Gb/s Interface, 5400RPM Spin Speed, 64MB Cache, 3 Year Warranty."@en 