Installing Dimms; Use Ddr2 Dimms - Intel DG45ID - CARACTERISTIQUES TECHNIQUES Product Manual

Intel Desktop Board DG45ID Product Guide

Installing DIMMs

To make sure you have the correct DIMM, place it on the illustration of the DDR2
DIMM in Figure 16. All the notches should match with the DDR2 DIMM.
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Figure 16. Use DDR2 DIMMs