Part Number	Frequency	Features	BIOS	PCB	Notes
Intel Celeron
BX80531P170G128 RK80531RC029128	1.7 GHz		2004/02/18
BX80531P180G128 BX80532RC1800B RK80531RC033128 RK80532RC033128	1.8 GHz		2004/02/18
BX80531P190G128 RK80531RC037128	1.9 GHz		2004/02/18
BX80531P200G128 BX80532RC2000B RK80531RC041128 RK80532RC041128	2.0 GHz		2004/02/18
BX80532RC2200B RK80532RC049128	2.2 GHz		2004/02/18
BX80532RC2400B RK80532RC056128	2.4 GHz		2004/02/18
BX80532RC2600B RK80532RC064128	2.6 GHz		2004/02/18
BX80532RC2800B RK80532RC072128	2.8 GHz		2004/02/18
Intel Celeron D
BX80546RE2400C NE80546RE056256 RK80546RE056256	2.4 GHz	533 MHz FSB	2004/02/18		Not supported
B80546RE067256 BX80546RE2667C NE80546RE067256 RK80546RE067256	2.66 GHz	533 MHz FSB	2004/02/18		Not supported
B80546RE072256 BX80546RE2800C NE80546RE072256 RK80546RE072256	2.8 GHz	533 MHz FSB	2004/02/18		Not supported
Intel Pentium 4
BX80531NK150G RK80531PC021G0K	1.5 GHz	400 MHz FSB	2004/02/18
BX80531NK160G BX80532PC1600D RK80531PC025G0K RK80532PC025512	1.6 GHz	400 MHz FSB	2004/02/18
BX80531NK170G RK80531PC029G0K RK80532PC029512	1.7 GHz	400 MHz FSB	2004/02/18
BX80531NK180G BX80532PC1800D RK80531PC033G0K RK80532PC033512	1.8 GHz	400 MHz FSB	2004/02/18
BX80531NK190G RK80531PC037G0K RK80532PC037512	1.9 GHz	400 MHz FSB	2004/02/18
BX80531NK200G BX80532PC2000D RK80531PC041G0K RK80532PC041512	2.0 GHz	400 MHz FSB	2004/02/18
	2.0 GHz	533 MHz FSB	2004/02/18
BX80532PC2200D RK80532PC049512	2.2 GHz	400 MHz FSB	2004/02/18
BX80532PE2266D RK80532PE051512 RK80546PE051512	2.26 GHz	533 MHz FSB	2004/02/18
BX80532PC2400D RK80532PC056512	2.4 GHz	400 MHz FSB	2004/02/18
B80546PE0561M BX80532PE2400D BX80546PE2400E RK80532PE056512	2.4 GHz	533 MHz FSB	2004/02/18
B80546PE0561M BX80546PE2400E	2.4 GHz	Prescott, 533 MHz FSB, 1 MB L2	2004/02/18		Not supported
BX80532PC2500D RK80532PC060512	2.5 GHz	400 MHz FSB	2004/02/18
BX80532PE2533D RK80532PE061512	2.53 GHz	533 MHz FSB	2004/02/18
BX80532PC2600D RK80532PC064512	2.6 GHz	400 MHz FSB	2004/02/18
BX80532PE2667D BX80546PE2667E RK80532PE067512 RK80546PE0671M	2.66 GHz	533 MHz FSB	2004/02/18
BX80532PE2800D BX80546PE2800E RK80532PE072512 RK80546PE0721M	2.8 GHz	533 MHz FSB	2004/02/18
BX80546PE2800E RK80546PE0721M	2.8 GHz	Prescott, 533 MHz FSB, 1 MB L2	2004/02/18		Not supported
BX80532PE3066D RK80532PE083512	3.06 GHz	533 MHz FSB	2004/02/18

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.