€56.99 Transcend TS512MSK64W6H, 4 GB DDR3, 1600 Mhz, SO-DIMM, 1Rx8 1.35 V, Low Voltage: Amazon.it 
Mushkin SoDIMM 4GB DDR3-1600 1x4GB 992037 - Scheda prodotto - Tibur Computer Center
Kingston KVR16S11S8/4 Memoria RAM da 4 GB, 1600 MHz, DDR3, Non-ECC CL11 SODIMM, 204-pin, 1.5 V 
