Board Deflection Limits; Figure 7-6. Board Deflection Definition; A.3.2 - Intel BX80570E8200 - Core 2 Duo 2.66 GHz Processor Design Manual

Thermal and mechanical design guidelines

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LGA775 Socket Heatsink Loading

Board Deflection Limits

Deflection limits for the ATX/µATX form factor are:

NOTES:

Thermal and Mechanical Design Guidelines

d'2

d_BOL – d_ref≥ 0.09 mm and d_EOL – d_ref ≥ 0.15 mm

d'_BOL – d'_ref≥ 0.09 mm and d_EOL' – d_ref' ≥ 0.15 mm

The heatsink preload must remain within the static load limits defined in the processor

datasheet at all times.

Board deflection should not exceed motherboard manufacturer specifications.

d'1

And

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