Kingston Technology 8GB 1600MHz PC3-12800 1.35V SODIMM Memory for Select Toshiba Notebooks KTT-S3CL/8G One 8GB Module of 1600MHZ DDR3 Memory Backed by a lifetime warranty and free technical support From the industry leader in PC memory Designed and tested for compatibility in various Toshiba Notebooks PA5104U-1M8G (Toshiba)