AMD stepping code AQYHA

Families: Athlon MP, Athlon XP, Athlon XP-M (K7), Sempron (K7)
Cores: Barton, Barton (Model 10), Thorton (Model 10)
Packages: 27493, 27745, 28103

Athlon MP
Datecode	Part number	Model number	Package number	CPUID	Core name
0346XPMW	AMSN2800DUT4C	2800+	27493		Barton (Model 10)
0348RPMW	AMSN2800DUT4C	2800+	27493		Barton (Model 10)
0405SPEW	AMSN2800DUT4C	2800+	27493		Barton (Model 10)
0416UPEW	AMSN2800DUT4C	2800+	27493		Barton (Model 10)
0440UPFW	AMSN2600DUT4C	2600+	27493		Barton (Model 10)

Athlon XP
Datecode	Part number	Model number	Package number	CPUID	Core name
0344TPCW	AXDL3000DLV4E	3000+	27493		Barton (Model 10)
0346TPBW	AXDA3000DKV4D	3000+	27493		Barton (Model 10)
0351XPMW	AXDA2500DKV4D	2500+	27493	6A0,	Barton (Model 10)
0352TPMW	AXDA3000DKV4D	3000+	27493		Barton (Model 10)
0401VPMW	AXDA2600DKV4D	2600+	27493		Barton (Model 10)
0407WPMW	AXDA2800DKV4D	2800+	27493		Barton (Model 10)
0408MPMW	AXDA3000DKV4D	3000+			Barton (Model 10)
0408TPMW	AXDA2500DKV4D	2500+	27493		Barton (Model 10)
0408WPMW	AXDA2800DKV4D	2800+	27493
0409UPMW	AXDA2600DKV4D	2600+			Barton (Model 10)
0409XPMW	AXDA3200DKV4E	3200+	27493		Barton (Model 10)
0412MPM	AXDC2200DUV3C	2200+	27493		Thorton (Model 10)
0413MPMW	AXDC2000DLT3C	2000+	27493		Thorton (Model 10)
0413SPAW	AXDA2800DKV4D	2800+	27493
0413SPMW	AXDA3000DKV4D	3000+	27493		Barton (Model 10)
0415UPMW	AXDL3000DLV4E	3000+	27493		Barton (Model 10)
0416UPIW	AXDA2800DKV4D	2800+	27493
0417MPMW	AXDA2500DKV4D	2500+	27493		Barton (Model 10)
0417VPMW	AXDC2000DUT3C	2000+	27493		Thorton (Model 10)
0418UPHW	AXDA2800DKV4D	2800+	27493
0420SPCW	AXDA3000DKV4E	3000+	27493		Barton (Model 10)
0429XPBW	AXDA2900DKV4E	2900+			Barton (Model 10)
0429XPFW	AXDA2900DKV4E	2900+			Barton (Model 10)
0433XPMW	AXDA2600DKV4D	2600+	27493		Barton (Model 10)
0433XPMW	AXDA3200DKV4E	3200+	27493		Barton (Model 10)
0433XPMW	AXDA2900DKV4E	2900+	27493		Barton (Model 10)
0436AMA	AXDA3000DKV4E	3000+	28103
0436CPMW	AXDA2900DKV4E	2900+	27493		Barton (Model 10)
0437CPCW	AXDA3000DKV4E	3000+	27493		Barton (Model 10)
0438APMW	AXDA2600DKV4D	2600+	27493	6A0 7A	Barton (Model 10)
0441WPMW	AXDA3200DKV4E	3200+	27493
0444EPMW	AXDA3200DKV4E	3200+	27493

Athlon XP-M (K7)
Datecode	Part number	Model number	Package number	CPUID	Core name
0346XPMW	AXMG2600FQQ4C	2600+			Barton
0350UPMW	AXMD2400GJQ4C	2400+	27745		Barton
0407SPMW	AXMA2600FKT4C	2600+	27493		Barton
0409RPMW	AXMA3000FKT4C	3000+	27493		Barton
0410APAW	AXMA2800FKT4C	2800+	27493		Barton
0415VPMW	AXMD2400FJQ4C	2400+	27493		Barton
0421TPMW	AXMS1800GXS4C	1800+			Barton
0423RPMW	AXMS1800GXS4C	1800+	27745		Barton
0423XPMW	AXMA3000FKT4C	3000+	27493		Barton
0427EPJW	AXMA2600FKT4C	2600+	27493		Barton
0429BPBW	AXMA3000FKT4C	3000+	27493		Barton
0429CPBW	AXMA2600FKT4C	2600+	27493		Barton
0429CPCW	AXMA2800FKT4C	2800+			Barton
0430DPBW	AXMH2500FQQ4C	2500+	27493		Barton
0430MPMW	AXMS2100GXS4C	2100+			Barton
0431MPMW	AXMT2200GWS4C	2200+	27745
0434XPMW	AXMT2200GWS4C	2200+	27745		Barton
0440UPAW	AXMA2600FKT4C	2600+	27493		Barton
0445XPMW	AXMT2200GWS4C	2200+	27745		Barton
0514MPMW	AXMD1800GJQ4C	1800+			Barton

Sempron (K7)
Datecode	Part number	Model number	Package number	CPUID	Core name
0432VPMW	SDC2800DUT3D	2800+			Thorton (Model 10)

NOTE: The list of stepping codes is not complete, and is constantly updated. If you want to add stepping code to the list please post a comment with processor picture with visible markings, or type in complete first (part number) and second (stepping and date code) lines from your CPU. You can alternatively use AMD stepping code submission page to post the same information.