Compatibilità: Lenovo ThinkPad S440 S531 S431 T540p e altro. 8 GB (2x 4 GB) RAM Laptop DDR3 1600 Lenovo ThinkPad S440 S531 S431 T540p. Corsair Kingston Samsung SK Hynix Nanya vari 4 GB DDR3 SODIMM-1600 PC3L-12800S Notebook RAM CL11.
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