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For your reference, we have listed the technical memory specifications for your Lexmark Optra T640n. These Optra T640n memory specifications are for the standard configuration when shipped by the system manufacturer. This information is given to you as a reference to confirm you are installing the correct type of RAM. You should consult your system user manual if you have any questions about your particular Lexmark Optra memory configuration.


Elite 7000 Microtower


Use our “Memory Configurator” to find the memory (RAM) your computer needs.

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