List of Intel Pentium III microprocessors
(180 nm)
Columns: Model Number | Frequency | L2 Cache | Mult | Voltage | Socket | Release Date | Part Number(s)
PentiumIII500E | 500MHz | 256 KB | 5× | 1.6 V | Socket 370 | October 25, 1999 | RB80526PY500256 | PentiumIII500E | 500MHz | 256 KB | 5× | 1.6 V | Slot 1 | October 25, 1999 | 80526PY500256 | PentiumIII533EB | 533MHz | 256 KB | 4× | 1.65 V | Socket 370 | October 25, 1999 | RB80526PZ533256 | PentiumIII533EB | 533MHz | 256 KB | 4× | 1.65 V | Slot 1 | October 25, 1999 | 80526PZ533256 | PentiumIII550E | 550MHz | 256 KB | 5.5× | 1.6–1.7 V | Socket 370 | October 25, 1999 | RB80526PY550256 | PentiumIII550E | 550MHz | 256 KB | 5.5× | 1.6–1.7 V | Slot 1 | October 25, 1999 | 80526PY550256 | PentiumIII600E | 600MHz | 256 KB | 6× | 1.7–1.75 V | Socket 370 | October 25, 1999 | RB80526PY600256 | PentiumIII600E | 600MHz | 256 KB | 6× | 1.7–1.75 V | Slot 1 | October 25, 1999 | 80526PY600256 | PentiumIII600EB | 600MHz | 256 KB | 4.5× | 1.65–1.7 V | Socket 370 | October 25, 1999 | RB80526PZ600256 | PentiumIII600EB | 600MHz | 256 KB | 4.5× | 1.65–1.7 V | Slot 1 | October 25, 1999 | 80526PZ600256 | PentiumIII650 | 650MHz | 256 KB | 6.5× | 1.65–1.7 V | Socket 370 | October 25, 1999 | RB80526PY650256 | PentiumIII650 | 650MHz | 256 KB | 6.5× | 1.65–1.7 V | Slot 1 | October 25, 1999 | 80526PY650256 | PentiumIII667 | 666MHz | 256 KB | 5× | 1.65–1.7 V | Socket 370 | October 25, 1999 | RB80526PZ667256 | PentiumIII667 | 666MHz | 256 KB | 5× | 1.65–1.7 V | Slot 1 | October 25, 1999 | 80526PZ667256 | PentiumIII700 | 700MHz | 256 KB | 7× | 1.65–1.7 V | Socket 370 | October 25, 1999 | RB80526PY700256 | PentiumIII700 | 700MHz | 256 KB | 7× | 1.65–1.7 V | Slot 1 | October 25, 1999 | 80526PY700256 | PentiumIII733 | 733MHz | 256 KB | 5.5× | 1.65–1.75 V | Socket 370 | October 25, 1999 | RB80526PZ733256 | PentiumIII733 | 733MHz | 256 KB | 5.5× | 1.65–1.75 V | Slot 1 | October 25, 1999 | 80526PZ733256 | PentiumIII750 | 750MHz | 256 KB | 7.5× | 1.65–1.75 V | Socket 370 | December 20, 1999 | RB80526PY750256 | PentiumIII750 | 750MHz | 256 KB | 7.5× | 1.65–1.75 V | Slot 1 | December 20, 1999 | 80526PY750256 | PentiumIII800 | 800MHz | 256 KB | 8× | 1.65–1.75 V | Socket 370 | December 20, 1999 | RB80526PY800256 | PentiumIII800 | 800MHz | 256 KB | 8× | 1.65–1.75 V | Slot 1 | December 20, 1999 | 80526PY800256 | PentiumIII800EB | 800MHz | 256 KB | 6× | 1.65–1.75 V | Socket 370 | December 20, 1999 | RB80526PZ800256 | PentiumIII800EB | 800MHz | 256 KB | 6× | 1.65–1.75 V | Slot 1 | December 20, 1999 | 80526PZ800256 | PentiumIII850 | 850MHz | 256 KB | 8.5× | 1.65–1.75 V | Socket 370 | March 20, 2000 | RB80526PY850256 | PentiumIII850 | 850MHz | 256 KB | 8.5× | 1.65–1.75 V | Slot 1 | March 20, 2000 | 80526PY850256 | PentiumIII866 | 866MHz | 256 KB | 6.5× | 1.65–1.75 V | Socket 370 | March 20, 2000 | RB80526PZ866256 | PentiumIII866 | 866MHz | 256 KB | 6.5× | 1.65–1.75 V | Slot 1 | March 20, 2000 | 80526PZ866256 | PentiumIII900 | 900MHz | 256 KB | 9× | 1.7–1.75 V | Socket 370 | October 2000 | RB80526PY900256 | PentiumIII933 | 933MHz | 256 KB | 7× | 1.65–1.75 V | Socket 370 | May 24, 2000 | RB80526PZ933256 | PentiumIII933 | 933MHz | 256 KB | 7× | 1.65–1.75 V | Slot 1 | May 24, 2000 | 80526PZ933256 | PentiumIII1000 | 1GHz | 256 KB | 10× | 1.75 V | Socket 370 | March 8, 2000 | RB80526PY001256 | PentiumIII1000 | 1GHz | 256 KB | 10× | 1.75 V | Slot 1 | March 8, 2000 | 80526PY1000256 | PentiumIII1000EB | 1GHz | 256 KB | 7.5× | 1.7–1.76 V | Socket 370 | March 8, 2000 | RB80526PZ001256 | PentiumIII1000EB | 1GHz | 256 KB | 7.5× | 1.7–1.76 V | Slot 1 | March 8, 2000 | 80526PZ1000256 | PentiumIII1100 | 1.1GHz | 256 KB | 11× | 1.75 V | Socket 370 | June 2000 | RB80526PY005256 | PentiumIII1133 | 1.133GHz | 256 KB | 8.5× | 1.75 V | Socket 370 | July 31, 2000 | RK80526PZ006256