Dual Intel Xeon Processor Voltage Regulator Down (VRD) Design Guidelines

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Dual Intel

®

Xeon™ Processor Voltage Regulator Down (VRD) Guidelines

11

1.365

1.385

1.405

1.425

1.445

1.465

1.485

1.505

1.525

0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75

VRD Current (A)

Remote Sense Voltage

VRD_VMAX

VRD_VMIN

Figure 6- Single(UP) Intel® Xeon™ Processor with 512-KB L2 Cache Voltage Regulation Limits

1.365

1.385

1.405

1.425

1.445

1.465

1.485

1.505

1.525

0 25 50 75 100 125 150

VRD Current (A)

Remote Sense Voltage

VRD_VMAX

VRD_VMIN

Figure 7 - Dual (DP) Intel® Xeon™ Processor with 512-KB L2 Cache Voltage Regulation Limits