Essentials
Product Collection: Legacy Intel Xeon ProcessorsCode Name: Products formerly Westmere EPVertical Segment: ServerProcessor Number: L5640Status: DiscontinuedLaunch Date: Q1'10Lithography: 32 nm
Performance
Number of Cores: 6Number of Threads: 12Processor Base Frequency: 2.26 GHzMax Turbo Frequency: 2.80 GHzCache: 12 MB SmartCacheBus Speed: 5.86 GT/s QPINumber of QPI Links: 2TDP: 60 WVID Voltage Range: 0.750V-1.350V
Memory Specifications
Max Memory Size (dependent on memory type): 288 GBMemory Types: DDR3 800/1066/1333Max Number of Memory Channels: 3Max Memory Bandwidth: 32 GB/sPhysical Address Extensions: 40-bitECC Memory Supported: Yes
Package Specifications
Sockets Supported: FCLGA1366Max CPU Configuration: 2TCASE: 69.4°CPackage Size: 42.5mm X 45mmLow Halogen Options Available: See MDDS
Advanced Technologies
Intel Turbo Boost Technology: 1.0Intel Hyper-Threading Technology: YesIntel Virtualization Technology (VT-x): YesIntel Virtualization Technology for Directed I/O (VT-d): YesIntel VT-x with Extended Page Tables (EPT): YesIntel 64: YesInstruction Set: 64-bitInstruction Set Extensions: Intel SSE4.2Idle States: YesEnhanced Intel SpeedStep Technology: YesIntel Demand Based Switching: YesThermal Monitoring Technologies: No
Security & Reliability
Intel AES New Instructions: YesIntel Trusted Execution Technology: YesExecute Disable Bit: Yes
