Random Access Memory (RAM) is the workhorse behind the performance of your server. Working as a foot soldier for your processor, RAM temporarily stores information from your operating system, applications, and data in current use. This gives your processor easy access to the critical information that makes your applications run. Trust only Dell memory for your next system memory upgrade. Dell memory is a premium memory brand and is just one more bright innovation by Dell that helps you maximize your total ownership experience throughout the entire life of your Dell system. When you add memory to your PowerEdge server, you may increase system performance as much as - or more than - if you upgrade your processor. This 512 MB 168-pin memory module is meant for Dell PowerEdge 2500SC systems.It installed in pairs of modules. Please order quantity two.