Dell PowerEdge R220 Technical Guide 3Environmental specifications ........................................................................................................................................ 38Power supply specifications ...........................................................................................................................................41Rack rail specifications ....................................................................................................................................................41USB peripherals ................................................................................................................................................................ 42Appendix B. Standards compliance ............................................................................................................................. 43Appendix C. Additional resources................................................................................................................................. 44Appendix D. Dell Global Support and Deployment Services ................................................................................... 48Server deployment services ........................................................................................................................................... 48Remote consulting services ...................................................................................................................................... 49ProSupport Enterprise Suite........................................................................................................................................... 49ProSupport Plus for business-critical servers ........................................................................................................ 49ProSupport ................................................................................................................................................................... 50ProSupport Flex for Data Center ............................................................................................................................. 50Additional professional services ..................................................................................................................................... 51Dell Training Services .................................................................................................................................................. 51Dell IT Consulting Services ........................................................................................................................................ 51Dell Managed Services ................................................................................................................................................ 51TablesNew technologies .................................................................................................................................................5Comparing the PowerEdge R220 to PowerEdge R210 II .............................................................................. 7Technical specifications ...................................................................................................................................... 8Chassis features ................................................................................................................................................... 12Security features .................................................................................................................................................. 13Supported processors ........................................................................................................................................ 15Memory technologies supported ..................................................................................................................... 17DIMMs supported ................................................................................................................................................ 17Supported hard drives ........................................................................................................................................19Supported RAID controllers.............................................................................................................................. 20Supported NICs and HBAs ................................................................................................................................. 21Power tools and technologies ......................................................................................................................... 22Power supply efficiency .................................................................................................................................... 23Acoustical performance .................................................................................................................................... 24Supported rack types ......................................................................................................................................... 27Primary operating systems support ................................................................................................................ 28Virtualization support ........................................................................................................................................ 28iDRAC7 with Lifecycle Controller functions and benefits ........................................................................... 30Feature comparison for iDRAC7 ....................................................................................................................... 31One-to-one and one-to-many operations .................................................................................................. 35Supported video modes .................................................................................................................................... 37Environmental specifications ........................................................................................................................... 39Power supply specifications ..............................................................................................................................41ReadyRails adjustability range ...........................................................................................................................41Industry standard documentation ................................................................................................................... 43Resource documents and websites ................................................................................................................ 45FiguresFigure 1. PowerEdge R220 front panel ........................................................................................................................... 10Figure 2. PowerEdge R220 back panel view .................................................................................................................. 10Figure 3. Internal view ......................................................................................................................................................... 11Figure 4. Internal chassis view ........................................................................................................................................... 11