Product Id: 29779690
Description: AddOn 4GB DDR3-1333MHz SODIMM for Lenovo 55Y3711 - DDR3 - 4 GB - SO-DIMM 204-pin - 1333 MHz / PC3-10600 - CL9 - 1.5 V - unbuffered - non-ECC - for ThinkCentre Edge 71z; ThinkCentre M71; M91 (SO DIMM); ThinkPad Edge E12X; E32X; E42X
Mfr Part #: 55Y3711-AAKThis Lenovo 55Y3711 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 memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM's factory requirements. The products are also guaranteed by federal law to not affect or void OEM warranties.