QNAP 1GB RAM Module - For Server - 1 GB (1 x 1GB) - DDR3-1333/PC3-10600 DDR3 SDRAM - 1333 MHz - Non-ECC - Unbuffered - 204-pin - SoDIMM - 2 Year Warranty

No matter how heavy and numerous the applications that you are using, 1333 MHz memory speed will run them smoothly 1 GB of memory to refine your computers performance 204-pin-pin DDR3 SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate