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2 guaranteed-fit options
This option is out of stock.
8 guaranteed-fit options
Matched to this machine's drive bays and slots.
This option is out of stock.
This option is out of stock.
Specifications reported for the Acer Aspire ONE 521.
Good to know
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Checks the drivers on your Acer Aspire ONE 521, 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.
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Confirms which of these upgrades your machine has room for.
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