Dell PowerEdge R420 Technical Guide - Page 3

Table of contents 1 System overview...5 Introduction ...5 New technologies ...6 2 System features ...7 Comparison of PowerEdge systems ...7 Specifications ...8 3 Chassis views and features ...11 Chassis views ...11 Chassis features ...12 4 Processor ...15 Processor features...15 Supported processors...15 Chipset ...16 5 Memory ...17 Supported memory ...17 Memory configurations ...18 Memory speed ...19 Memory RAS features...20 6 Storage ...21 Internal storage ...21 External storage ...22 Storage controllers...22 Optical drive ...23 Tape drive...23 7 Networking and PCIe ...24 Embedded NIC controller ...24 PCIe expansion ...24 8 Power, thermal, and acoustics ...26 Power consumption and energy efficiency...26 Power supply units ...27 Thermal and acoustics...28 9 Rack rails and cable management ...31 Sliding and static rail systems ...31 Cable management arm...33 10 Operating systems and virtualization ...34 Supported operating systems...34 Supported virtualization ...35 11 Dell OpenManage systems management...36 Systems management solutions ...36 OpenManage systems management ...37 Dell server management operations...42 Appendix A. Additional specifications...44 Chassis dimensions and weight ...44 Video specifications ...44 Environmental specifications ...45 Power supply specifications ...46 Rack rail specifications ...46 USB peripherals ...47 Appendix B. Standards compliance ...48 iii PowerEdge R420 Technical Guide