Specifications

iv PowerEdge T420 Technical Guide
Appendix B. Standards compliance ............................................................................................................................. 50
Appendix C. Additional resources .................................................................................................................................. 51
Appendix D. System board block diagram .................................................................................................................. 53
Tables
Table 1. Key technologies .................................................................................................................................................. 6
Table 2. Comparing the PowerEdge T410 to PowerEdge T420 .................................................................................. 7
Table 3. Technical specifications ...................................................................................................................................... 8
Table 4. Chassis configurations ....................................................................................................................................... 11
Table 5. Chassis features ...................................................................................................................................................14
Table 6. Security features .................................................................................................................................................. 16
Table 7. Supported processors ........................................................................................................................................18
Table 8. Memory technologies supported .................................................................................................................... 20
Table 9. DIMMs supported ................................................................................................................................................ 21
Table 10. Memory speed capabilities ............................................................................................................................... 22
Table 11. Memory RAS features ........................................................................................................................................ 22
Table 12. Supported hard drives ....................................................................................................................................... 24
Table 13. Supported RAID controllers.............................................................................................................................. 25
Table 14. Supported external storage .............................................................................................................................. 26
Table 15. Supported NICs and HBAs ................................................................................................................................ 27
Table 16. Power tools and technologies ......................................................................................................................... 29
Table 17. Power supply efficiency ..................................................................................................................................... 31
Table 18. Acoustical performance .................................................................................................................................... 33
Table 19. Supported rack types ......................................................................................................................................... 34
Table 20. Primary operating system support .................................................................................................................. 36
Table 21. Virtualization support ........................................................................................................................................ 37
Table 22. iDRAC7 with Lifecycle Controller functions and benefits ........................................................................... 39
Table 23. Feature comparison for basic management, iDRAC7 Express and Enterprise ....................................... 40
Table 24. One-to-one and one-to-many operations .................................................................................................. 45
Table 25. Power supply specifications ............................................................................................................................. 46
Table 26. Environmental specifications ........................................................................................................................... 47
Table 27. Supported video modes for back VGA port .................................................................................................. 48
Table 28. Supported video modes for front VGA port .................................................................................................. 48
Table 29. Rail adjustability range ....................................................................................................................................... 49
Table 30. Industry standards details ................................................................................................................................. 50
Table 31. Additional resources ........................................................................................................................................... 51
Figures
Figure 1. Front view 16-drive bay without bezel ............................................................................................................ 11
Figure 2. Front view with bezel.......................................................................................................................................... 12
Figure 3. Back view .............................................................................................................................................................. 12
Figure 4. Internal view ......................................................................................................................................................... 13
Figure 5. Rackable front view without bezel ................................................................................................................... 13
Figure 6. LCD control panel ............................................................................................................................................... 15
Figure 7. QRL location ........................................................................................................................................................ 15
Figure 8. 750W power supply unit .................................................................................................................................... 31
Figure 9. Sliding rails with optional CMA ........................................................................................................................ 34
Figure 10. Dell systems management solutions .............................................................................................................. 38
Figure 11. Systems management server lifecycle ........................................................................................................... 44
Figure 12. Tower and rack chassis dimensions ............................................................................................................... 46
Figure 13. T420 system board block diagram ................................................................................................................. 53