CONFIRMEDDate confidence: CONFIRMEDStated as firmHow firmly the source words the date: confirmed, scheduled, estimated, delayed or unverified.Show all CONFIRMED pins70% CONFIDENCEOverall confidence: 70%How well the pin's source and references back up its dates.Weighted average of how firmly 4 references, the source included, support the pin's start and end times; a reference counts half as much for every 180 days older than the newestShow all pins from 50% to 74% confidence
Wikipedia's[1][4] Pentium infobox and a retrospective on the first Pentium give March 22, 1993.Intel shipped the first Pentium (P5) processors on March 22, 1993 in 60 MHz and 66 MHz versions with 3.1 million transistors on a 0.8-micron process.
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