Part Number	Frequency	Features	BIOS	PCB	Notes
AMD Athlon
A0650AMT3B A0650APT3B	650 MHz	100 MHz FSB	MK20S33G
A0750AMT3B A0750APT3B	750 MHz	100 MHz FSB	MK20S33G
A0800AMT3B A0800APT3B	800 MHz	100 MHz FSB	MK20S33G
A0850AMT3B A0850APT3B	850 MHz	100 MHz FSB	MK20S33G
A0900AMT3B A0900APT3B	900 MHz	100 MHz FSB	MK20S33G
A0950AMT3B A0950APT3B	950 MHz	100 MHz FSB	MK20S33G
A1000AMS3B A1000AMT3B	1.00 GHz	100 MHz FSB	MK20S33G
A1000AMS3C A1000AMT3C	1.00 GHz	133 MHz FSB	MK20S33G
A1100AMS3B A1100AMT3B	1.10 GHz	100 MHz FSB	MK20S33G
A1133AMS3C	1.13 GHz	133 MHz FSB	MK20S33G
A1200AMS3B	1.20 GHz	100 MHz FSB	MK20S33G
A1200AMS3C	1.20 GHz	133 MHz FSB	MK20S33G
A1300AMS3B	1.30 GHz	100 MHz FSB	MK20S33G
A1333AMS3C	1.33 GHz	133 MHz FSB	MK20S33G
A1400AMS3B	1.40 GHz	100 MHz FSB	MK20S33G
A1400AMS3C	1.40 GHz	133 MHz FSB	MK20S33G
AMD Athlon XP
AX1500DMT3C	1500+	133 MHz FSB	MK20S33G		*
AX1600DMT3C AXDA1600DUT3C	1600+	133 MHz FSB	MK20S33G		*
AX1700DMT3C AXDA1700DLT3C AXDA1700DUT3C	1700+	133 MHz FSB	MK20S33G		*
AX1800DMT3C AXDA1800DLT3C AXDA1800DUT3C	1800+	133 MHz FSB	MK20S33G		*
AX1900DMT3C AXDA1900DLT3C	1900+	133 MHz FSB	MK20S33G		*
AX2000DMT3C AXDA2000DKT3C AXDA2000DKV3C AXDA2000DUT3C AXDC2000DUT3C	2000+	133 MHz FSB	MK20S33G		*
AX2100DMT3C AXDA2100DUT3C	2100+	133 MHz FSB	MK20S33G		*
AMD Duron
D600AUT1B D600AST1B	600 MHz	100 MHz FSB	MK20S33G
D650AUT1B D650AST1B	650 MHz	100 MHz FSB	MK20S33G
D700AUT1B D700AST1B	700 MHz	100 MHz FSB	MK20S33G
D750AUT1B D750AST1B	750 MHz	100 MHz FSB	MK20S33G
D800AUT1B	800 MHz	100 MHz FSB	MK20S33G
D850AUT1B	850 MHz	100 MHz FSB	MK20S33G
D900AUT1B DHD900AMT1B	900 MHz	100 MHz FSB	MK20S33G
D950AUT1B DHD950AMT1B	950 MHz	100 MHz FSB	MK20S33G
DHD1000AMT1B	1.00 GHz	100 MHz FSB, Morgan	MK20S33G
DHD1100AMT1B	1.10 GHz	100 MHz FSB, Morgan	MK20S33G
DHD1200AMT1B	1.20 GHz	100 MHz FSB, Morgan	MK20S33G
DHD1300AMT1B	1.30 GHz	100 MHz FSB, Morgan	MK20S33G

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.