Dell PowerEdge R820 4-Socket 2U Rack Server Technical Guide

PowerEdge R820

Technical Guide

DELL

Dell

The R820, a 4-socket, 2U rack server, is designed for dense virtualization and scalable database applications.

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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.....10
Chassis views.....10
Chassis features.....12
4 Processor.....15
Processor features.....15
Supported processors.....15
GPU support.....16
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
Select Network Adapter.....24
PCIe expansion.....26
8 Power, thermal, and acoustics.....28
Power consumption and energy efficiency.....28
Power supply units.....29
Thermal and acoustics.....30
9 Rack rails and cable management.....33
Sliding and static rail systems.....33
Cable management arm.....35
10 Operating systems and virtualization.....36
Supported operating systems.....36
Supported virtualization.....37
11 Dell OpenManage systems management.....38
Systems management solutions.....38
OpenManage systems management.....39
Dell server management operations.....43
Appendix A. Additional specifications.....46
Chassis dimensions.....46
Chassis weight.....46
Power supply specifications.....46
Environmental specifications.....47
Video specifications.....48
Rack rail specifications.....49
USB peripherals.....49

Appendix B. Standards compliance .....50
Appendix C. Additional resources.....51

Tables

Table 1. New technologies ..... 6
Table 2. Comparing the PowerEdge R810 to PowerEdge R820 ..... 7
Table 3. Technical specifications ..... 8
Table 4. Chassis features ..... 12
Table 5. Security features ..... 14
Table 6. Supported processors ..... 16
Table 7. GPU cards supported ..... 16
Table 8. Memory technologies supported ..... 17
Table 9. DIMMs supported ..... 18
Table 10. Memory speed capabilities ..... 19
Table 11. Memory RAS features ..... 20
Table 12. Supported hard drives ..... 21
Table 13. Supported RAID controllers ..... 22
Table 14. Supported Select Network Adapter options and features ..... 25
Table 15. Select Network Adapter selection for racks ..... 25
Table 16. Supported NICs and HBAs ..... 27
Table 17. Additional supported PCIe expansion cards ..... 27
Table 18. Power tools and technologies ..... 28
Table 19. Power supply efficiency ..... 30
Table 20. Acoustical performance ..... 32
Table 21. Supported rack types ..... 34
Table 22. Primary operating system support ..... 36
Table 23. Virtual guest operating system support ..... 37
Table 24. Virtualization support ..... 37
Table 25. iDRAC7 with Lifecycle Controller functions and benefits ..... 39
Table 26. Feature comparison for iDRAC7 Express and Enterprise ..... 40
Table 27. One-to-one and one-to-many operations ..... 44
Table 28. Power supply specifications ..... 46
Table 29. Environmental specifications ..... 47
Table 30. Supported video modes ..... 48
Table 31. Rail adjustability range ..... 49
Table 32. Industry standard documents ..... 50
Table 33. Additional resources ..... 51

Figures

Figure 1. Front view without bezel ..... 10
Figure 2. Front view with bezel ..... 10
Figure 3. Back view ..... 11
Figure 4. Internal view ..... 11
Figure 5. LCD control panel ..... 13
Figure 6. QRL location ..... 13
Figure 7. Rack network daughter card ..... 24
Figure 8. 750W power supply unit