The RAM from PHS-memory is specifically designed for the dynabook Portege X40-G-12J, providing a reliable and powerful memory upgrade. With a storage capacity of 8 GB, this DDR4 RAM enables enhanced multitasking capabilities and faster data processing. The SO-DIMM form factor ensures easy installation in compatible devices. With a memory clock frequency of 2666 MHz, this RAM guarantees high speed and efficiency, making it an ideal choice for users looking to optimize the performance of their dynabook Portege X40-G-12J. Compatibility with the Dynabook brand and the specific model ensures seamless integration and functionality. Additionally, the RAM operates at a voltage of 1.2 volts, making it energy-efficient, which contributes to lower power consumption and extends the device's lifespan.

• 100% compatible with dynabook Portege X40-G-12J
• SO-DIMM form factor for easy installation
• Memory clock frequency of 2666 MHz for high speed
• Energy-efficient with 1.2 volts voltage.