Centon 4GB DDR3 SDRAM Memory Module - For Notebook - 4 GB - DDR3-1600/PC3-12800 DDR3 SDRAM - 1600 MHz Dual-rank Memory - CL11 - 1.35 V - Non-ECC - Unbuffered - 204-pin - SoDIMM Enables efficient and smooth execution of all your heavy-duty applications with maximum productivity No matter how heavy and numerous the applications that you are using, 1600 MHz memory speed with CL11 latency will run them smoothly SoDIMM 4 GB memory allows you to have more programs open at a time DDR3 SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate 204-pin for faster, dependable performance and better access to data and information CL11 CAS latency for faster, dependable clock cycles which allows quick access and retrieval of data and information Notebook device support for your ram module to allow enhanced performance and reliable memory solution SoDIMM form factor with 204-pin and 4 GB memory size effectively reduces minimizes the load on the server memory BUS to ensure maximum productivity Unbuffered signal processing allows higher accuracy and enhanced ram module performance