ASUS Z7S WS motherboard specifications

CPU socket type:

Socket 771

ASUS Z7S WS CPU compatibility list

Part Number	Frequency	Features	BIOS	PCB	Notes
Intel Core 2 Extreme
BX80574QX9775P BX80574QX9775 BX80574QX9775A EU80574XL088N	QX9775	rev.C0,3.2 GHz,1600MHz,L2:12MB	0302	1.03G
Intel Xeon
HH80556KH0254M BX805565110A BX805565110P	5110	1.6 GHz 1066FSB,4MB L2,B2	0302	1.03G
HH80556KH0254M BX805565110A BX805565110P	5110	1.6 GHz 1066FSB,4MB L2,G0	0302	1.03G
HH80556KH0254M BX805565110A BX805565110P	5110	1.6 GHz, 1066 MHz FSB, 4 MB L2, Rev.B2	0302	1.03G
HH80556KH0254M BX805565110A BX805565110P	5110	1.6 GHz, 1066 MHz FSB, 4 MB L2, Rev.G0	0302	1.03G
HH80556KH0364M BX805565120A BX805565120P	5120	1.86 GHz 1066FSB,4MB L2,B2	0302	1.03G
HH80556KH0364M BX805565120A BX805565120P	5120	1.86 GHz 1066FSB,4MB L2,G0	0302	1.03G
HH80556KH0364M BX805565120A BX805565120P	5120	1.86 GHz, 1066 MHz FSB, 4 MB L2, Rev.B2	0302	1.03G
HH80556KH0364M BX805565120A BX805565120P	5120	1.86 GHz, 1066 MHz FSB, 4 MB L2, Rev.G0	0302	1.03G
HH80556KJ0414M BX805565130A BX805565130P	5130	2 GHz, 1333 MHz FSB, 4 MB L2, Rev.G0	0302	1.03G
HH80556KJ0534M BX805565140A BX805565140P	5140	2.33 GHz, 1333 MHz FSB, 4 MB L2, Rev.B2	0302	1.03G
HH80556KJ0534M BX805565140A BX805565140P	5140	2.33 GHz, 1333 MHz FSB, 4 MB L2, Rev.G0	0302	1.03G
HH80556JJ0534M BX805565148A BX805565148P	5148	2.33 GHz, 1333 MHz FSB, 4 MB L2, Rev.B2	0302	1.03G
HH80556JJ0534M BX805565148A BX805565148P	5148	2.33 GHz, 1333 MHz FSB, 4 MB L2, Rev.G0	0302	1.03G
HH80556KJ0674M BX805565150A BX805565150P	5150	2.66 GHz, 1333 MHz FSB, 4 MB L2, Rev.B2	0302	1.03G
HH80556KJ0674M BX805565150A BX805565150P	5150	2.66 GHz, 1333 MHz FSB, 4 MB L2, Rev.G0	0302	1.03G
HH80556KJ0804M BX805565160A BX805565160P	5160	3 GHz, 1333 MHz FSB, 4 MB L2, Rev.G0	0302	1.03G
EU80573KH0366M AT80573KH0366M BX80573E5205A	E5205	1.86 GHz, 1066 MHz FSB, 6 MB L2, Rev.C0	0401	1.03G
HH80563QH0258M BX80563E5310A BX80563E5310P	E5310	1.6 GHz, 1066 MHz FSB, 8 MB L2, Rev.G0	0401	1.03G
HH80563QH0368M BX80563E5320A BX80563E5320P	E5320	1.86 GHz, 1066 MHz FSB, 8 MB L2, Rev.B3	0302	1.03G
HH80563QJ0418M BX80563E5335A BX80563E5335P	E5335	2 GHz, 1333 MHz FSB, 8 MB L2, Rev.B3	0302	1.03G
HH80563QJ0418M BX80563E5335A BX80563E5335P	E5335	2 GHz, 1333 MHz FSB, 8 MB L2, Rev.G0	0401	1.03G
HH80563QJ0538M BX80563E5345A BX80563E5345P	E5345	2.33 GHz, 1333 MHz FSB, 8 MB L2, Rev.B3	0302	1.03G
HH80563QJ0538M BX80563E5345A BX80563E5345P	E5345	2.33 GHz, 1333 MHz FSB, 8 MB L2, Rev.G0	0302	1.03G
EU80574KJ041N AT80574KJ041N BX80574E5405A	E5405	2 GHz, 1333 MHz FSB, 12 MB L2, Rev.C0	0302	1.03G
EU80574KJ053N AT80574KJ053N BX80574E5410A	E5410	2.33 GHz, 1333 MHz FSB, 12 MB L2, Rev.C0	0401	1.03G
EU80574KJ060N AT80574KJ060N BX80574E5420A	E5420	2.5 GHz, 1333 MHz FSB, 12 MB L2, Rev.C0	0401	1.03G
EU80574KJ067N AT80574KJ067N BX80574E5430A	E5430	2.66 GHz, 1333 MHz FSB, 12 MB L2, Rev.E0	0401	1.03G
EU80574KJ073N AT80574KJ073N BX80574E5440A	E5440	2.83 GHz, 1333 MHz FSB, 12 MB L2	0302	1.03G
EU80574KJ073N AT80574KJ073N BX80574E5440A	E5440	2.83 GHz, 1333 MHz FSB, 12 MB L2, Rev.C0	0302	1.03G
EU80574KJ080N AT80574KJ080N BX80574E5450A	E5450	3 GHz, 1333 MHz FSB, 12 MB L2, Rev.C0	0401	1.03G
EU80574KL072N AT80574KL072N	E5462	2.8 GHz, 1600 MHz FSB, 12 MB L2, Rev.C0	0302	1.03G
EU80574KL080N AT80574KL080N	E5472	3 GHz, 1600 MHz FSB, 12 MB L2	0302	1.03G
EU80574KL080N AT80574KL080N	E5472	3 GHz, 1600 MHz FSB, 12 MB L2, Rev.C0	0302	1.03G
EU80573JJ0806M AT80573JJ0806M	L5240	3 GHz, 1333 MHz FSB, 6 MB L2	0302	1.03G
EU80573JJ0806M AT80573JJ0806M	L5240	3 GHz, 1333 MHz FSB, 6 MB L2, Rev. C0	0302	1.03G
HH80563JH0258M BX80563L5310A BX80563L5310P	L5310	1.6 GHz, 1066 MHz FSB, 8 MB L2, Rev.B3	0302	1.03G
HH80563JH0258M BX80563L5310A BX80563L5310P	L5310	1.6 GHz, 1066 MHz FSB, 8 MB L2, Rev.G0	0113	1.03G
HH80563JH0368M BX80563L5320A BX80563L5320P	L5320	1.86 GHz, 1066 MHz FSB, 8 MB L2, Rev.G0	0113	1.03G
HH80563JJ0418MP BX80563L5335A BX80563L5335P	L5335	2 GHz, 1333 MHz FSB, 8 MB L2, Rev.G0	0302	1.03G
EU80574JJ053N AT80574JJ053N BX80574L5410A	L5410	2.33 GHz, 1333 MHz FSB, 12 MB L2, Rev.CO	0302	1.03G
EU80574JJ060N AT80574JJ060N BX80574L5420A	L5420	2.5 GHz, 1333 MHz FSB, 12 MB L2	0302	1.03G
EU80574JJ060N AT80574JJ060N BX80574L5420A	L5420	2.5 GHz, 1333 MHz FSB, 12 MB L2, Rev.C0	0401	1.03G
EU80574JJ067N AT80574JJ067N BX80574L5430A	L5430	2.66 GHz, 1333 MHz FSB, 12 MB L2, Rev.E0	0401	1.03G
HH80556JJ0534M BX805565148A BX805565148P	LV5148	2.33 GHz, 1333 MHz FSB, 4 MB L2, Rev.G0	0401	1.03G
EU80573KJ0936M AT80573KJ0936M	X5260	3.33 GHz, 1333 MHz FSB, 6 MB L2, Rev.C0	0302	1.03G
AT80573KJ1006M	X5270	3.5 GHz, 1333 MHz FSB, 6 MB L2, Rev.E0	0401	1.03G
EU80573KL0966M AT80573KL0966M	X5272	3.4 GHz, 1600 MHz FSB, 6 MB L2, Rev.C0	0302	1.03G
HH80563KJ0678M BX80563X5355A BX80563X5355P	X5355	2.66 GHz, 1333 MHz FSB, 8 MB L2, Rev.B3	0302	1.03G
HH80563KJ0678M BX80563X5355A BX80563X5355P	X5355	2.66 GHz, 1333 MHz FSB, 8 MB L2, Rev.G0	0401	1.03G
HH80563KJ0808MP BX80563X5365A BX80563X5365P	X5365	3 GHz, 1333 MHz FSB, 8 MB L2, Rev.G0	0302	1.03G
EU80574KJ080NT AT80574KJ080NT BX80574X5450A	X5450	3 GHz, 1333 MHz FSB, 12 MB L2	0302	1.03G
EU80574KJ080NT AT80574KJ080NT BX80574X5450A	X5450	3 GHz, 1333 MHz FSB, 12 MB L2, Rev.C0	0302	1.03G
EU80574KJ087N AT80574KJ087N BX80574X5460A	X5460	3.16 GHz, 1333 MHz FSB, 12 MB L2	0302	1.03G
EU80574KJ087N AT80574KJ087N BX80574X5460A	X5460	3.16 GHz, 1333 MHz FSB, 12 MB L2, Rev.C0	0302	1.03G
AT80574KJ093N BX80574X5470A BX80574X5470P	X5470	3.33 GHz, 1333 MHz FSB, 12 MB L2, Rev.E0	0401	1.03G
EU80574KL080NT	X5472	3 GHz, 1600 MHz FSB, 6 MB L2, Rev.C0	0113	1.03G
EU80574KL088N	X5482	3.2 GHz, 1600 MHz FSB, 12 MB L2, 120W	0113	1.03G
EU80574KL088N	X5482	3.2 GHz, 1600 MHz FSB, 12 MB L2, Rev.C0	0302	1.03G
EU80574KL088N	X5482	3.2 GHz, 1600 MHz FSB, 12 MB L2, Rev.E0	0401	1.03G
AT80574KL096N	X5492	3.4 GHz, 1600 MHz FSB, 12 MB L2, Rev.E0	0401	1.03G

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.