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TOSHIBA X300 HDWR440XZSTA 4TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5" Desktop Internal Hard Drive Retail Packaging Desktop Internal Hard Drives - Newegg.com
Toshiba 4TB X300 Pro Performance 3.5" CMR Internal HDWR440XZSTB
Amazon.com: Toshiba X300 PRO 4TB High Workload Performance for Creative Professionals 3.5-Inch Internal Hard Drive – Up to 300 TB/Year Workload Rate CMR SATA 6 GB/s 7200 RPM 256 MB Cache - HDWR440XZSTB : Electronics