microprocessor

The Pentium FDIV Bug

The Pentium FDIV Bug

On October 30, 1994, Thomas Nicely, a professor of mathematics at Lynchburg College, published his findings about a serious bug in the arithmetic unit of Intel’s latest Pentium processor, known as the Pentium FDIV Bug. Because of the bug, the processor can return incorrect decimal results, an issue troublesome for the precise calculations needed in fields like math and science. The Pentium FDIV bug is the most famous (or infamous) of the…
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Intel 4004 – The World’s First Microprocessor

Intel 4004 – The World’s First Microprocessor

The Intel C4004, the very first commercially available microprocessor On November 15, 1971, Intel presented the Intel 4004 microprocessor, the world’s very first commercially available 4-bit central processing unit (CPU). It was the first complete CPU on one chip. By the time, this revolutionary microprocessor, the size of a little fingernail, delivered the same computing power as the first electronic computer built in 1946, which filled an entire room. Back in 1969,…
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