Intel Xeon X5550

Specifications

Cores: 4
Threads: 8
Base clock: 2.666 GHz
Boost clock: 3.066 GHz
Cache: 64 KB (per core) | 256 KB (per core) | 8 MB (shared)
TDP: 95 W
Socket: LGA1366
Process: 45 nm
Memory support: DDR3
Released: 2009-03-30

Intel · Xeon 5500 Series · Xeon

Intel Xeon X5550

CPU part numbers AT80602000771AA

Production processors SLBF5

Xeon 5500 Series 2009

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12-month warrantyPowered up and tested before shipping. If it fails within a year, we replace it.

Part numbers & S-Spec

Part number	S-Spec
AT80602000771AA	SLBF5

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Overview

Intel Xeon X5550: four-core server CPU for data-center virtualization and enterprise compute refresh cycles.

Purpose-built for 2-socket Xeon platforms, the X5550 delivers balanced performance and efficiency in mid-range server deployments—a cost-effective drop-in choice for systems requiring stable, proven compute without premium power draw. Every unit is powered-up tested, verified to part number and S-Spec, and ships with 12-month warranty; stock available for single units and volume OEM orders.

Powered up & tested before shippingVerified against part number & S-Spec12-month warranty

This overview was AI-assisted and human-reviewed. Specifications reflect tested and official data.

Related processors

Xeon 5500 Series · LGA1366

Intel Xeon X5550

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