Part Number	Frequency	Features	BIOS	PCB	Notes
Intel Celeron
RB80526RY001128 BX80526F1000128	1 GHz	10 x 100 MHz, Coppermine	The latest	A1
RB80526RY005128 BX80526F1100128	1.1 GHz	11 x 100 MHz, Coppermine	The latest	A
VIA Cyrix III
C3-500MHz Cyrix III-500MHz	500 MHz	5 x 100 MHz	The latest	A1
C3-533MHz Cyrix III-533MHz	533 MHz	4 x 133 MHz	The latest	A1
C3-550MHz Cyrix III-550MHz	550 MHz	5.5 x 100 MHz	The latest	A1
C3-600MHz Cyrix III-600MHz	600 MHz	4.5 x 133 MHz	The latest	A1
C3-600MHz Cyrix III-600MHz	600 MHz	6 x 100 MHz	The latest	A1

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.