Samsung 15.6" Laptop 4GB Memory 320GB Hard Drive Black/Silver NP-RV510-A03US - Best Buy
A-Tech 4GB Module for Samsung RV510 Laptop & Notebook Compatible DDR3/DDR3L PC3-12800 1600Mhz Memory Ram (ATMS364729B12034X1) at Amazon.com
Per Samsung RV510 Scheda Madre Del Computer Portatile BA92-06564A BA92-06564B BA41-01323A NP-S3510 BA41-01324A BA41-01322A MainBoard DDR3 _ - AliExpress Mobile
Per Samsung RV510 Scheda Madre Del Computer Portatile BA92-06564A BA92-06564B BA41-01323A NP-S3510 BA41-01324A BA41-01322A MainBoard DDR3 _ - AliExpress Mobile