IBM takes it to the next level with the xSeries high-performance flagship, the x445! This next-generation scalable enterprise server offers the increased XpandOnDemand scalability, industry-leading price/performance, and exceptional mission-critical availability required for today's on demand world. Optimized for server consolidation and high-end databases, the xSeries 445 combines scale-up or scale-out flexibility with the high performance of Intel Xeon.Powered by second-generation Enterprise X-Architecture, this 4U rack-optimized, industry-standard server supports "pay-as-you-grow" scalability up to 16-way by simple interconnection of two xSeries 445 chassis as a single 8U configuration with support for up to 32-way available in the near future. This innovative, modular server architecture delivers the ultimate enterprise solution: high performance, high availability, remote manageability, and investment protection. Ready to supercharge your datacenter? Then you're ready for the x445!This model comes with 64 MB XceL4 Server Accelerator Cache.