: Ensure you select DIMM (240-pin) for desktops or SO-DIMM (200-pin) for laptops.
A high-capacity option for select laptops that support 4GB modules. This kit is frequently used for Mac upgrades and can be purchased at Best Buy . Quick Buying Checklist pc5300 ram best buy
A-Tech 4GB (4x1GB) DDR2 667MHz DIMM PC2-5300 UDIMM Non-ECC 1.8V CL5 240-Pin Desktop Computer RAM Memory Upgrade Kit Newegg.com - A-Tech Go to product viewer dialog for this item. : Ensure you select DIMM (240-pin) for desktops