81Y5939 Technical Specifications
IBM Xeon X5687 Quad Core Processor Upgrade
Brand: Intel
Part Number: 81Y5939
Processor Type: Server
Series: Xeon Processor
Core Model: X5687
Processor Code Name: Westmere EP
Core Stepping: B1
Manufacturing Technology: 32 nm
CPU ID String: 206C2
Number of Cores: 4
Number of Threads: 8
Clock Speed: 3.60 GHz
L3 Cache Size: 12 MB
QuickPath Interconnect: 6.40 GT/s QPI
Thermal Design Power: 130 Watts
VID Voltage Range: 0.750V-1.350V
Socket Type: LGA 1366
Condition: OEM
This Intel Xeon X5687 processor is designed for high-performance server applications, delivering exceptional processing power with its four cores and hyper-threading capabilities, ensuring efficient multitasking and responsiveness.





