81Y6547 IBM 2.40GHz 5.86GT/s QPI 12MB L3 Cache Intel Xeon E5645

81Y6547 Specifications

Intel Xeon E5645 2.40 GHz 6‑Core Server Processor

Manufacturer: Intel (OEM for IBM/Lenovo)
Manufacturer Model: 81Y6547
Product Line: Intel Xeon Processor
Product Series: Intel Xeon 5000 Series
Product Type: Server CPU / Processor
Product Name: Intel Xeon E5645 2.40 GHz Hexa‑Core Processor

KEY FEATURES:
Processor Model: Intel Xeon E5645
Clock Speed: 2.40 GHz
Cores / Threads: 6 Cores / 12 Threads
Cache (L3): 12 MB
Socket Type: LGA1366
Instruction Set: 64‑bit
Thermal Design Power (TDP): 80 W
QuickPath Interconnect (QPI) Speed: 5.86 GT/s

PERFORMANCE:
Base Frequency: 2.40 GHz
Process Technology: 32 nm
Hyper‑Threading Technology: Yes
Turbo Boost Support: Yes (up to ~2.67 GHz)

ENVIRONMENTAL & RELIABILITY:
Designed for enterprise server and workstation platforms
ECC Memory Support: Yes
Typical Use: Data centers, virtualization, compute workloads

PHYSICAL:
Package: FCLGA1366 socket processor
Weight: Standard server CPU package