Some dueling disk-drive makers are claiming new records for storing data, extending a technology that is celebrating its 50th anniversary in Silicon Valley this week.
A unit of Hitachi Ltd. plans to announce today that its researchers have demonstrated the ability to store 345 gigabits — or billions of bits — of data per square inch on a disk. That compares with a maximum of 133 gigabits a square inch in disk drives now on the market.
Not to be outdone, rival Seagate Technology of Scotts Valley, Calif., plans to disclose research results with storage capacities of 421 gigabits of data per inch.
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