Intel Pentium 4 Processor in the 478-pin Package / Intel 850 Chipset Platform Family Design Guide

Intel® Pentium® 4 Processor in the 478-Pin Package Processor Power Distribution Guidelines
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216 Intel
®
Pentium
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4 Processor / Intel
®
850 Chipset Family Platform Design Guide
Figure 159. Layer 3 Power Delivery Shape (Vss)
Figure 160. Bottom Layer Power Delivery Shape (VCC_CPU)