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Specifications reported for the Acer Aspire AM1640-SD4500A (DDR2-667MHz).
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Free tools from Seifelden — no purchase needed.
Checks the drivers on your Acer Aspire AM1640-SD4500A (DDR2-667MHz), installs the safe updates Windows offers, guides the rest to the official download — and confirms exactly which of the upgrades above your machine has room for.