Lenovo part number 11S11200397 is a 4GB DDR3-1600 (PC3-12800) SODIMM memory module designed for laptop and ultrabook systems. The module features a 204-pin connector, CL11 latency timing, dual-rank configuration, and x8 chip density. As non-ECC unbuffered memory, it is compatible with consumer-grade mobile computing platforms that support standard DDR3 SO-DIMM form factor, including ThinkPad and IdeaPad series. Typical applications include system upgrades for Lenovo laptops manufactured between 2010–2014 that originally shipped with 2GB or 4GB configurations. Peak bandwidth delivery is approximately 12.8 GB/s. The module operates at standard voltage (1.5V) and is suitable for general computing, productivity software, and light multitasking workloads.
Tested and guaranteed; available via quote.
