Poughkeepsie, NY/July 22, 2010/FPSnewswire/-- IBM engineer Don Gunvalsen, Poughkeepsie, loads the new IBM zEnterprise System mainframe into a test chamber in the company's Poughkeepsie, N.Y. facility that subjects the computer to extreme variations in temperatures. The zEnterprise System, the result of three years and $1.5 billion in IBM research and development, marks the most significant design change in 20 years for the IBM mainframe, extending the mainframe's powerful reliability and security features to additional systems in the data center. (Feature Photo Service)