Compare UNIX Servers. Learn about the benefits of IBM Power Systems compared to competitive UNIX servers.
IBM POWER6™ processor-based Linux, i, and UNIX servers are designed to help you implement a dynamic infrastructure. The combination of leadership performance, energy efficiency, flexible virtualization features and RAS features are designed to reduce your cost, improve service to end users and reduce risk – especially for mission critical applications and highly virtualized, consolidated operating environments.
Join the movement to realize the benefits
More than 1800 users of competitive hardware have eliminated server farms by migrating to Power Systems over the past three years.
Learn why Sun, HP and x86 users are moving to Power. View Video
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What path should you take?
When you're ready to migrate, it's smart to go with a leader. IBM expertise and leading product portfolio take the sting out of migrating from your current platform. Let us help you make the move.
| Migrate from | Needs | Migrate to |
|---|---|---|
| HP Entry Integrity (rx120, rx2620) HP 9000 Midrange PA-RISC Servers HP Integrity rx7640 HP Alpha servers |
Consolidate to streamline IT infrastructure and simplify management Reduce power, cooling and total cost of ownership |
JS22 Express, IBM Power™ 520 Express or Consolidate on IBM Power 550 Express or IBM Power 570 |
| HP Integrity rx8640 HP PA-RISC Superdome HP Integrity Superdome |
Support new workloads, platforms and applications-including Web service and security Move up to virtualization and reserve, trial and on/off capacity on demand Increase compatibility, utilization and availability Improve quality control and performance |
IBM Power 550 or IBM Power 570 or consolidate on IBM Power 595 |
| Sun Fire V125-440 Sun Fire T1000-2000 Sun SPARC Enterprise 4000 Sun Fire V490-1280 Sun Fire E4900-6900 Sun SPARC Enterprise 5000 |
Consolidate to streamline IT infrastructure and simplify management Reduce power, cooling and total cost of ownership Reduce server sprawl |
IBM BladeCenter JS12 Express or JS22 Express or IBM Power 520 Express or Consolidate on IBM Power 550 Express or IBM Power 570 |
| Sun Fire E10K-E25K Sun SPARC Enterprise 8000-9000 |
Support new workloads, platforms and applications-including Web service and security Move up to virtualization and reserve, trial and on/off capacity on demand Increase compatibility, utilization and availability Improve quality control and performance |
IBM Power 570 or IBM Power 595 |



