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

Memory Interface Routing
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Intel
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Pentium
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4 Processor / Intel
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850 Chipset Family Platform Design Guide 111
The breakout of the RSL signals is also critical because it will impact the 1.8V MCH power
delivery. RSL signals around the hub interface need to be routed on the top layer to maximize the
1.8V core and RAC power delivery. Follow the MCH Rambus technology breakout shown in the
following figures.
Figure 73. Rambus Technology Intel
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MCH Breakout (Top Layer)
Top Layer
Channel A
Channel B