Build a PC for RAM GoodRAM SODIMM DDR3 4GB 1600MHz (GR1600S3V64L11S/4G) with compatibility check and compare prices in Germany: Berlin, Munich, Dortmund on NerdPart
HP 687515-H66 - 4GB (1x4GB) 1600Mhz PC3L-12800S DDR3-1600 204-Pin SODIMM Laptop Memory Ram - CPU Medics