This Lenovo 57Y4426 compatible Factory Original Tier 1 - 4GB DDR3-1333MHz DR 1.5V RDIMM 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. 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 the Magnuson-Moss Warranty Act to not affect or void OEM warranties.
- Allow convenient and fast access to the stored information your computer is actively using for maximum efficiency
- Up to 1333 MHz speed with CL9 latency for smooth computer performance
- DIMM 4 GB memory smoothly executes complex apps and games
- 240-pin-pin 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
- 240-pin for enhanced, dependable system performance with maximum usability
- CL9 CAS latency for quicker access to the required location in a timely efficient manner
- DIMM form factor with 240-pin and 4 GB memory size effectively lessens the electrical load on the memory controller to allow maximum feasibility
- Registered signal processing allows convenient and easy reconfiguration according to your requirements
