| Part Number | Frequency | Features | BIOS | PCB | Notes |
| Intel Celeron |
| | 300A MHz | 4.5x, FSB 66 MHz | 1 | | |
BX80524P333128 FV80524RX333128 | 333 MHz | 5x, FSB 66 MHz | 1 | | |
BX80524P400128 FV80524RX400128 | 400 MHz | 6x, FSB 66 MHz | 1 | | |
BX80524P500128 FV80524RX500128 | 500 MHz | 7.5x, FSB 66 MHz | 1 | | |
BX80526F533128 RB80526RX533128 | 533A | 8x, FSB 66 MHz, Coppermine | 1 | | |
BX80526F566128 RB80526RX566128 | 566 MHz | 8.5x, FSB 66 MHz, Coppermine | 1 | | |
BX80526F600128 RB80526RX600128 | 600 MHz | 9x, FSB 66 MHz, Coppermine | 1 | | |
BX80526F633128 RB80526RX633128 | 633 MHz | 9.5x, FSB 66 MHz, Coppermine | 1 | | |
BX80526F667128 RB80526RX667128 | 667 MHz | 10x, FSB 66 MHz, Coppermine | 1 | | |
BX80526F700128 RB80526RX700128 | 700 MHz | 10.5x, FSB 66 MHz, Coppermine | 1 | | |
BX80526F733128 RB80526RX733128 | 733 MHz | 11x, FSB 66 MHz, Coppermine | 1 | | |
| | 766 MHz | 11.5x, FSB 100 MHz, Coppermine | 1 | | |
| Intel Pentium III |
BX80526F500256 BX80526F500256E RB80526PY500256 | 500E | 5x, FSB 100 MHz, Coppermine | 1 | | |
BX80526F550256 BX80526F550256E RB80526PY550256 | 550E | 5.5x, FSB 100 MHz, Coppermine | 1 | | |
BX80526F600256 BX80526F600256E RB80526PY600256 | 600E | 6x, FSB 100 MHz, Coppermine | 1 | | |
| | 650E | 6.5x, FSB 100 MHz, Coppermine | 1 | | |
BX80526F667256 BX80526F667256E RB80526PZ667256 | 667 | 5x, FSB 133 MHz, Coppermine | 1 | | |
BX80526F700256 BX80526F700256E RB80526PY700256 | 700 | 7x, FSB 100 MHz, Coppermine | 1 | | |
BX80526F733256 BX80526F733256E RB80526PZ733256 | 733 | 5.5x, FSB 133 MHz, Coppermine | 1 | | |
BX80526F750256 BX80526F750256E RB80526PY750256 | 750 | 7.5x, FSB 100 MHz, Coppermine | 1 | | |
BX80526F850256 BX80526F850256E RB80526PY850256 | 850 | 8.5x, FSB 100 MHz, Coppermine | 1 | | |
BX80526C866256 BX80526C866256E RB80526PZ866256 RB80533PZ866256 RK80526PZ866256 RK80533PZ866256 | 866 | 6.5x, FSB 133 MHz, Coppermine | 1 | | |
When part numbers are not supplied by motherboard manufacturers,
we use best guess approach to determine part numbers based on CPU model,
frequency and features. In some cases our guess may be incorrect or incomplete.
Please always verify part numbers before committing to buying the CPU.