Intel Xeon W3505 - AT80601002865AA

Specifications

Model	Cores / Threads	Freq.	Turbo freq.	L3 cache	Multi- processing	TDP	Features
Intel Xeon 3500 family, Socket 1366
Intel Xeon W3503	2 / 2	2.4 GHz		4 MB	1	130 Watt
Intel Xeon W3520	4 / 8	2.66 GHz		8 MB	1	130 Watt	HT, TBT
Intel Xeon W3530	4 / 8	2.8 GHz		8 MB	1	130 Watt	HT, TBT
Intel Xeon W3540	4 / 8	2.93 GHz		8 MB	1	130 Watt	HT, TBT
Intel Xeon W3550	4 / 8	3.06 GHz		8 MB	1	130 Watt	HT, TBT
Intel Xeon W3565	4 / 8	3.2 GHz		8 MB	1	130 Watt	HT, TBT
Intel Xeon W3570	4 / 8	3.2 GHz		8 MB	1	130 Watt	HT, TBT
Intel Xeon W3580	4 / 8	3.33 GHz		8 MB	1	130 Watt	HT, TBT
Other families, Nehalem micro-architecture, Socket 1366
Intel Xeon X5650	6 / 12	2.66 GHz	3.06 GHz	12 MB	2	95 Watt	AES, HT, TXT, TBT
Intel Xeon X5660	6 / 12	2.8 GHz	3.2 GHz	12 MB	2	95 Watt	AES, HT, TXT, TBT
Intel Xeon X5670	6 / 12	2.93 GHz	3.33 GHz	12 MB	2	95 Watt	AES, HT, TXT, TBT
Intel Xeon X5679	6 / 12	3.2 GHz		12 MB	2		AES, HT, TXT, TBT
Intel Xeon X5675	6 / 12	3.06 GHz	3.46 GHz	12 MB	2	95 Watt	AES, HT, TXT, TBT
Intel Xeon W3670	6 / 12	3.2 GHz	3.46 GHz	12 MB	1	130 Watt	AES, HT, TXT, TBT
Intel Xeon W3680	6 / 12	3.33 GHz	3.6 GHz	12 MB	1	130 Watt	AES, HT, TXT, TBT
Intel Xeon X5680	6 / 12	3.33 GHz	3.6 GHz	12 MB	2	130 Watt	AES, HT, TXT, TBT
Intel Xeon W3690	6 / 12	3.46 GHz	3.73 GHz	12 MB	1	130 Watt	AES, HT, TXT, TBT
Intel Xeon X5690	6 / 12	3.46 GHz	3.73 GHz	12 MB	2	130 Watt	AES, HT, TXT, TBT

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CPU ID (1)

NOTE: CPU ID information below was taken from one CPU and may include features that are not present in all different steppings of the Intel Xeon W3505 CPU.

Cache:	L1 data	L1 instruction	L2	L3
Size:	2 x 32 KB	2 x 32 KB	2 x 256 KB	4 MB
Associativity:	8-way set associative	4-way set associative	8-way set associative	16-way set associative
Line size:	64 bytes	64 bytes	64 bytes	64 bytes
Comments:				Shared between all cores

Instruction set extensions		Additional instructions
MMX		CLFLUSH
SSE		CMOV
SSE2		CMPXCHG16B
SSE3		CMPXCHG8B
SSSE3		FXSAVE/FXRSTORE
SSE4.1		MONITOR/MWAIT
SSE4.2		POPCNT
		SYSENTER/SYSEXIT
Major features		Other features
On-chip Floating Point Unit		36-bit page-size extensions
64-bit / Intel 64		64-bit debug store
NX bit/XD-bit		Advanced programmable interrupt controller
Intel Virtualization		CPL qualified debug store
Enhanced SpeedStep		Debug store
		Debugging extensions
		Digital Thermal Sensor capability
		Direct Cache access
		LAHF/SAHF support in 64-bit mode
		Machine check architecture
		Machine check exception
		Memory-type range registers
		Model-specific registers
		Page attribute table
		Page global extension
		Page-size extensions (4MB pages)
		Pending break enable
		Perfmon and Debug capability
		Physical address extensions
		RDTSCP
		Self-snoop
		TSC rate is ensured to be invariant across all states
		Thermal monitor
		Thermal monitor 2
		Thermal monitor and software controlled clock facilities
		Time stamp counter
		Virtual 8086-mode enhancements
		xTPR Update Control

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