This Lenovo® 55Y3708 compatible 4GB DDR3-1333MHz Dual Rank Unbuffered 1.5V 204-pin CL9 SODIMM is 100% guaranteed to be compatible with your system and to work right the first time. Adding additional memory is the best way to increase the performance of your system. All our memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM's factory requirements. Our products are also guaranteed by federal law to not affect or void OEM warranties.
Up to 1333 MHz memory speed with Unbuffered signal for remarkable multitasking capability
SoDIMM 4 GB memory allows you to have more programs open at a time
DDR3-1333/PC3-10600 interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computer's performance
