With Intel Itanium 2 processors and up to 64GB of memory, the 4-way HP Integrity rx4640 server helps you achieve more performance, improve business processes, and manage your infrastructure more efficiently.The HP Integrity rx4640 brings outstanding performance in its class to commercial computing workloads while reducing complexity in key areas of the enterprise, from databases and business intelligence to enterprise resource planning and customer relationship management. Technical computing users will also benefit by running simulations faster and performing more in-depth analysis than they could before.With a choice of operating systems the rx4640 gives you total flexibility. This competitively priced server brings you exceptional price- performance, reliability and availability in a rack-dense 4U chassis to meet the most demanding enterprise computing requirements.The HP rx4640 also reduces ownership costs with a product design that makes it easy to install, upgrade and service. In-chassis upgrades to the next generation of Itanium processors can increase your return on your IT investment.