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Fujitsu Introduces its First 2.5" Hard Disk Drives Featuring Perpendicular Magnetic Recording - Fujitsu Global
What is the difference between a smaller capacity HDD and a larger capacity HDD that allows the larger one to have more space? - Quora
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World's first commercial production of perpendicular-magnetic-recording-technology-based hard disk media
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Seagate BarraCuda 7200.10 ST3500630AS 500GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5" Hard Drive (Perpendicular Recording) Bare Drive - Newegg.com
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