The 4GB RAM memory from PHS-memory is specifically designed for the Sony VAIO PCG-91211M, providing a reliable and powerful expansion of the system memory. With a storage capacity of 4 GB and a clock frequency of 1333 MHz, this DDR3 SO-DIMM RAM enables improved system performance and smooth execution of applications. Compatibility with the Sony VAIO PCG-91211M ensures easy installation and use, allowing users to benefit from optimized performance. The RAM is ideal for everyday tasks as well as more demanding applications that require higher memory capacity. With a voltage of 1.5 volts and LPDDR3 chip technology, this memory is both energy-efficient and powerful, making it an excellent choice for users looking to enhance the performance of their Sony VAIO laptop.

• 100% compatible with Sony VAIO PCG-91211M
• Storage capacity of 4 GB for improved performance
• Clock frequency of 1333 MHz for fast data processing
• Energy-efficient with a voltage of 1.5 volts.