This model of the x 3690 X5 server is powered with Intel Xeon processor. IBM MAX5 for System x is a scalable, 1U, memory expansion drawer. It delivers an additional 32 DIMM slots to the x 3690 X5. It has a memory controller for added performance. The x 3690 X5 server is the latest generation of the Enterprise X-Architecture, delivering innovation with enhanced reliability & availability features to enable optimal performance for databases & enterprise applications environments.