I'm gonna guess that the motherboard itself has issues if anything in the second DIMM slot fails to boot. Re: W Ram Upgrade with iM Dual Core. Acquista ora!. CMS 32GB (4X8GB) DDR3 MHz no ECC SODIMM Memoria RAM Actualización Compatible con Lenovo® Thinkpad W Series Notebook - A6 ; US$ ; Entrega GRATIS. GB OCZ Vector SSD. Store ufficiale online Lenovo — Per lavorare, studiare o giocare - trova il PC più adatto alle tue esigenze. Identifique su dispositivo Do not type in special characters or [HOST] only use the numbers 0 (zero) and 1 (one) instead of the letters "O" or "I". Also. CMS 16GB (2X8GB) DDR3 MHz no ECC SODIMM Memoria RAM Actualización Compatible con Lenovo® Thinkpad W Series Notebook - A7 ; US$ ; Entrega GRATIS. Actualizaciones de memoria RAM para IBM-Lenovo ThinkPad W (Quad Core) portátil DIMM: DDR (PC3 Kingston KC inch. When changing RAM module locations, it can take a while (up to 2 minutes) for first boot. Dual cores only take two sticks of RAM in specific slots; one on top, one below. W QM, KM, 32GB RAM, 2TB. Total memory 4 GB DDR3 - MHz (1 DIMM) System expansion slots Express Card Slot & 4-in-1 Card Reader The W has native USB support. Try with a single DIMM in the original location. Windows 7 Pro Graphics & Gaming: ; CPU: ; RAM: , Hard Disk: Respuesta rapida. DIMM sockets • Lenovo Message Center Plus quad-core model: 32GB max, four pin SO-DIMM sockets • ThinkVantage Product Recovery All: PC MHz. 32 GB DDRMHZ (4 DIMM).