LENOVO 0A65724 COMP 8GB DDR3-1600MHZ 1.5V DR SODIMMAddOn 8GB DDR3 SDRAM Memory Module For Notebook 8 GB (1 x 8GB) DDR3 1600 PC3 12800 DDR3 SDRAM 1600 MHz Dual rank Memory CL11 1. 50 V Non ECC Unbuffered 204 pin SoDIMM Lifetime Warranty VPN: 0A65724 AA SKU: RSC182775 UPC: 821455233504 8 GB capacity is enough to execute all memory hungry programs simultaneously 1600 MHz memory speed with Unbuffered signal and CL11 latency for great multitasking capability 1600 MHz of memory speed with Unbuffered signal