Essentials
Product CollectionLegacy Intel® Xeon® ProcessorsCode NameProducts formerly LynnfieldVertical SegmentServerProcessor NumberX3450StatusLaunchedLaunch DateQ3'09Lithography45 nmUse ConditionsServer/Enterprise
Performance
# of Cores4# of Threads8Processor Base Frequency2.66 GHzMax Turbo Frequency3.20 GHzCache8 MB SmartCacheBus Speed2.5 GT/s DMITDP95 WVID Voltage Range0.6500V-1.4000V
Memory Specifications
Max Memory Size (dependent on memory type)32 GBMemory TypesDDR3 800/1066/1333Max # of Memory Channels2Max Memory Bandwidth21 GB/sPhysical Address Extensions36-bitECC Memory Supported ‡Yes
Expansion Options
PCI Express Revision2.0PCI Express Configurations ‡1x16, 2x8, 4x4Max # of PCI Express Lanes16
Package Specifications
Sockets SupportedLGA1156Max CPU Configuration1TCASE72.7°CPackage Size37.5mm x 37.5mmProcessing Die Size296 mm2# of Processing Die Transistors774 millionLow Halogen Options AvailableSee MDDS
Advanced Technologies
Intel® Turbo Boost Technology ‡1.0Intel® vPro™ Platform Eligibility ‡NoIntel® 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 Set64-bitInstruction Set ExtensionsIntel® SSE4.2Idle StatesYesEnhanced Intel SpeedStep® TechnologyYesIntel® Demand Based SwitchingYesThermal Monitoring TechnologiesNo
Security & Reliability
Intel® AES New InstructionsNoIntel® Trusted Execution Technology ‡YesExecute Disable Bit ‡Yes
