Datasheet

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Commonly used terms are explained here for clarification:
• Quad-Core Intel® Xeon® Processor 5400 Series - Intel 64-bit microprocessor
intended for dual processor servers and workstations based on Intel’s 45
nanometer process, in the PC-LGA 771 package with four processor cores. For this
document “processors” is used as the generic term for the “Quad-Core Intel®
Xeon® Processor 5400 Series”. The term ‘processors’ and “Quad-Core Intel®
Xeon® Processor 5400 Series” are inclusive of Quad-Core Intel® Xeon® Processor
X5482, Quad-Core Intel® Xeon® Processor X5400 Series, Quad-Core Intel®
Xeon® Processor E5400 Series, and Quad-Core Intel® Xeon® Processor L5400
Series.
• Quad-Core Intel® Xeon® Processor X5492– An ultra performance version of
the Quad-Core Intel® Xeon® Processor 5400 Series. For this document “Quad-
Core Intel® Xeon® Processor X5492” is used to call out specifications that are
unique to the Quad-Core Intel® Xeon® Processor X5492 SKU.
• Quad-Core Intel® Xeon® Processor X5482– An ultra performance version of
the Quad-Core Intel® Xeon® Processor 5400 Series. For this document “Quad-
Core Intel® Xeon® Processor X5482” is used to call out specifications that are
unique to the Quad-Core Intel® Xeon® Processor X5482 SKU. E-step version of
the X5482 falls into the X5400 family specifications
• Quad-Core Intel® Xeon® Processor X5400 Series - An accelerated
performance version of the Quad-Core Intel® Xeon® Processor X5400 Series. For
this document “Quad-Core Intel® Xeon® Processor X5400 Series” is used to call
out specifications that are unique to the Quad-Core Intel® Xeon® Processor X5400
Series SKU.
• Quad-Core Intel® Xeon® Processor E5400 Series – A mainstream
performance version of the Quad-Core Intel® Xeon® Processor X5400 Series. For
this document “Quad-Core Intel® Xeon® Processor E5400 Series” is used to call
out specifications that are unique to the Quad-Core Intel® Xeon® Processor E5400
Series SKU.
• Quad-Core Intel® Xeon® Processor L5400 Series - Intel 64-bit
microprocessor intended for dual processor server blades and embedded servers.
The Quad-Core Intel® Xeon® Processor L5400 Series is a lower voltage and lower
power version of the Quad-Core Intel® Xeon® Processor 5400 Series. For this
document “Quad-Core Intel® Xeon® Processor L5400 Series” is used to call out
specifications that are unique to the Quad-Core Intel® Xeon® Processor L5400
Series SKU.
• Quad-Core Intel® Xeon® Processor L5408 - Intel 64-bit microprocessor
intended for dual processor server blades and embedded servers. The Quad-Core
Intel® Xeon® Processor L5408 is a lower voltage and lower power version of the
Quad-Core Intel® Xeon® Processor 5400 Series supporting higher case
temperatures. It supports a Thermal Profile with nominal and short-term conditions
designed to meet Network Equipment Building System (NEBS) level 3 compliance.
For this document “Quad-Core Intel® Xeon® Processor L5408” is used to call out
specifications that are unique to the Quad-Core Intel® Xeon® Processor L5408
SKU.
• FC-LGA (Flip Chip Land Grid Array) Package – The Quad-Core Intel® Xeon®
Processor 5400 Series package is a Land Grid Array, consisting of a processor core
mounted on a pinless substrate with 771 lands, and includes an integrated heat
spreader (IHS).
• LGA771 socket – The Quad-Core Intel® Xeon® Processor 5400 Series interfaces
to the baseboard through this surface mount, 771 Land socket. See the LGA771
Socket Design Guidelines for details regarding this socket.