The IBM eServer p5 550 server has been withdrawn from the market, effective May 31, 2006. The learn more links provide information on the p5-550.


The IBM eServer® p5 550 server is an up to 4-way UNIX® or Linux® system designed to meet the rigors of the on demand world. It delivers outstanding price/performance, mainframe-inspired availability features, flexible capacity upgrades and innovative IBM Virtualization Engine™ systems technologies. Powered by IBM's most advanced 64-bit processor, POWER5 with simultaneous multithreading  1 the p5-550 supports critical enterprise applications with exceptional price/performance—all while helping improve affordability and responsiveness.

The eServer p5 550 can serve as a versatile departmental or regional server for enterprise applications running on either AIX 5L™, IBM's industrial-strength UNIX, or Linux operating environments. The performance, reliability and affordability of the p5-550 can make it a strategic platform for server consolidation, scalable database servers, e-commerce application servers, Web servers, operations systems, business intelligence (BI) and high performance computing (HPC) workloads. The p5-550 also offers flexible Capacity on Demand (CoD) features to help reduce IT costs by allowing companies to pay for processor resources they use when they use them.

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Next generation applications for big data and analytics and cognitive computing are providing unprecedented insights into opportunities, threats and efficiencies. IBM Power Systems is at the forefront of delivering solutions to gain faster insights from analyzing both structured information and unstructured big data. With the secure, flexible and open platform of IBM Power Systems plus solutions and software, organizations can outpace their competitors by delivering faster services, providing differentiated offerings and turning operational cost into investment opportunity.

To draw insights and make better decisions, businesses rely on the secure, flexible and open platform of IBM Power Systems. Built with the first processor designed for big data workloads, the design of Power Systems combines the computing power, memory bandwidth and I/O in ways that are easier to consume and manage, building on strong resiliency, availability and security.

IBM Power Systems deliver flexibility and choice of operating systems to enable your business to support the next generation applications for big data and analytics and cognitive computing that are transforming how organizations work today. Whether running 1, 2, or all 3 - coupled with PowerVM, they maximize the benefit of Power Systems in your business.

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As an open innovation platform, Power Systems is optimized for big data and analytics performance and to deliver scale-out economics and security for the cloud. IBM and IBM Business Partner solutions exploit key capabilities in IBM Power Systems.

Over the last five years thousands of clients have migrated to IBM Power Systems for choice and flexibility. Learn how Power Systems has helped them revolutionise the way IT is developed and delivered, optimise for big data and analytics, and support private, public and hybrid offerings for scale-out or scale-up implementations all while improving business performance, reducing risk, and establishing a platform for growth.