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WD 8TB Blue PC Desktop SATA Hard Drive HDD, 5640 RPM 256MB Cache CMR - WD80EAAZ,

Amazon.com: Western Digital 8TB WD Blue PC Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 256 MB Cache, 3.5,

Amazon.com: Western Digital 8TB WD Blue PC Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 256 MB Cache, 3.5