CMS 4GB (1X4GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Ideapad Z580 Pc3-12800 1600Mhz Sodimm - A20
Type: DDR3 SDRAM Bus Speed: PC3-12800 (DDR3-1600) Form Factor: SO-DIMM Number of Modules: 1 Genuine CMS brand, CMS is one of the most trusted names in the Computer Memory industry and this product carries a Lifetime Warranty from CMS Capacity per Module: 4 GB MPN: 215129U Number of Memory Chips: 8 or 16 Number of Pins: 204 pin sodimm