Westmere EX

Product Collection	Processor Number	# of Cores	# of Threads	Base Frequency	Litho- graphy	Socket Supported	Spec Code	Step- ping	Ordering Code
Xeon E7-Family	E7-2803	6	12	1.73 GHz	32 nm	LGA-1567	SLC3M	A2	AT80615006438AB
Xeon E7-Family	E7-2820	8	16	2.00 GHz	32 nm	LGA-1567	SLC3R	A2	AT80615007245AA
Xeon E7-Family	E7-2830	8	16	2.13 GHz	32 nm	LGA-1567	SLC3J	A2	AT80615005787AB
Xeon E7-Family	E7-2850	10	20	2.00 GHz	32 nm	LGA-1567	SLC3W	A2	AT80615007452AA
Xeon E7-Family	E7-2860	10	20	2.26 GHz	32 nm	LGA-1567	SLC3H	A2	AT80615005781AB
Xeon E7-Family	E7-2870	10	20	2.40 GHz	32 nm	LGA-1567	SLC3U	A2	AT80615007266AA
Xeon E7-Family	E7-4807	6	12	1.86 GHz	32 nm	LGA-1567	SLC3L	A2	AT80615006432AB
Xeon E7-Family	E7-4820	8	16	2.00 GHz	32 nm	LGA-1567	SLC3G	A2	AT80615005772AC
Xeon E7-Family	E7-4830	8	16	2.13 GHz	32 nm	LGA-1567	SLC3Q	A2	AT80615007089AA
Xeon E7-Family	E7-4830	8	16	2.13 GHz	32 nm	LGA-1567	SLC3Q	A2	BX80615E74830
Xeon E7-Family	E7-4850	10	20	2.00 GHz	32 nm	LGA-1567	SLC3V	A2	AT80615007449AA
Xeon E7-Family	E7-4860	10	20	2.26 GHz	32 nm	LGA-1567	SLC3S	A2	AT80615007254AA
Xeon E7-Family	E7-4870	10	20	2.40 GHz	32 nm	LGA-1567	SLC3T	A2	AT80615007263AA
Xeon E7-Family	E7-4870	10	20	2.40 GHz	32 nm	LGA-1567	SLC3T	A2	BX80615E74870
Xeon E7-Family	E7-8830	8	16	2.13 GHz	32 nm	LGA-1567	SLC3K	A2	AT80615005826AB
Xeon E7-Family	E7-8837	8	8	2.66 GHz	32 nm	LGA-1567	SLC3N	A2	AT80615006750AB
Xeon E7-Family	E7-8850	10	20	2.00 GHz	32 nm	LGA-1567	SLC3D	A2	AT80615007446AA
Xeon E7-Family	E7-8860	10	20	2.26 GHz	32 nm	LGA-1567	SLC3F	A2	AT80615005760AB
Xeon E7-Family	E7-8867L	10	20	2.13 GHz	32 nm	LGA-1567	SLC3P	A2	AT80615007002AB