The document introduces the IBM System x, which provides smarter systems for infrastructure solutions. Key features highlighted include predictive failure analysis, redundant components, high performance options, and scalability. Several models of System x servers are described, including the x3530 M4 and x3630 M4 servers. The x3530 M4 is a 1U rack server that offers flexibility and density. The x3630 M4 is a 2U server that provides cost-effective storage capacity and the option to upgrade RAID capabilities.