Dell POWEREDGE R720 - Manual (Page 3)

Power Efficiency Comparison of the Dell PowerEdge R720 and HP ProLiant DL380p Gen8 Rack Servers
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Contents
Executive summary ..................................................................................................... 4
Introduction ............................................................................................................ 4
Key findings ............................................................................................................. 4
Performance/watt ................................................................................................... 4
Performance .......................................................................................................... 4
Power .................................................................................................................. 4
Methodology ............................................................................................................. 4
Apples-to-apples configuration ....................................................................................... 5
Results .................................................................................................................... 6
Summary ................................................................................................................ 10
Appendix A — Test methodology ................................................................................... 11
SPECpower_ssj2008 standard ...................................................................................... 11
BIOS settings .......................................................................................................... 11
OS tuning .............................................................................................................. 12
SPECpower_ssj2008 configuration ................................................................................ 12
Power and temperature configuration ........................................................................... 13
Appendix B — Server hardware configuration information .................................................... 14
Appendix C — Server firmware and drivers ....................................................................... 15
Appendix D — SPECpower_ssj2008 results ........................................................................ 16
Tables
Table 1: Detailed configuration for power efficiency comparison ............................................... 5
Table 2: Server hardware configuration information ............................................................. 14
Table 3: Server firmware and drivers ................................................................................ 15
Figures
Figure 1: Normalized SPECpower_ssj2008 results for PowerEdge R720 and ProLiant DL380p Gen8 ........ 6
Figure 2: Performance per watt ratios for all target loads ........................................................ 7
Figure 3: Power utilization at 70% target load ....................................................................... 8
Figure 4: Power utilization at active idle ............................................................................. 9
Figure 5: SPECpower_ssj2008 results for PowerEdge R720 ...................................................... 16
Figure 6: SPECpower_ssj2008 results for ProLiant DL380p Gen8 ............................................... 17