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40 years ago we entered the megabit memory era with IBM’s DRAM breakthrough — a major leap beyond the 64…

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40 years ago today IBM was in the news for becoming the first computer company to make use of 1-megabit memory chips. Thus, the megabit memory era began with an American company and its Vermont fab leading the way, pushing back stubbornly against the seemingly unstoppable Japanese takeover of the memory market. Go deeper with TH Premium: Memory IBM’s 3090 (Sierra series) mainframe computers were the first to adopt this new high-density memory. However, the New York Times reported the occasion as “a rare, if fleeting, moment of glory,” as it thought the Japanese semiconductor industry would inexorably rise beyond its already impressive 75% market share. The NYT’s take contrasted with IBM’s triumphant tone. “This is a signal of our semiconductor technology leadership,” said IBM SVP, Jack D. Kuehler, at the time. He went on to emphasize how these DRAM chips were built in the USA.…

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