AddOn AA1333D3S9/4G x1 Lenovo 55Y3711 Compatible 4GB DDR3-1333MHz Unbuffered Dual Rank 1.5V 204-pin CL9 SODIMM
- 4 GB of memory to refine your computer's performance
- DDR3 SDRAM operates at an effective bus speed with minimal power consumption and as a result, you get optimal computer performance with an improved memory heat dissipation
- Up to 1333 MHz speed for smooth computer performance