49Y5161 Technical Specifications
IBM 2.53GHz Intel Xeon E5540 Quad Core Processor Upgrade
Brand: Intel
Part No: 49Y5161
Processor Type: Server
Series: Xeon Processor
Core Model: E5540
Processor Code Name: Nehalem EP
Core Stepping: D0
Manufacturing Technology: 45 nm
CPU ID String: 106A5
Number of Cores: 4
Number of Threads: 8
Clock Speed: 2.53 GHz
L3 Cache Size: 8 MB
QuickPath Interconnect: 5.86 GT/s
Thermal Power: 80 Watts
VID Voltage Range: 0.75V – 1.35V
CPU Socket Type: LGA 1366
Product Condition: OEM
This processor is designed to deliver superior performance for server applications, making it an excellent choice for upgrades.





