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Dell POWEREDGE R720 User Manual

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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