What does the 1Rx8 mean vs. 2Rx8 for RAM and are they compatible? (5 Solutions!!) - YouTube
Amazon.co.jp: Hynix 2GB 2Rx8 PC3-8500S-7-10-F2 Laptop RAM Memory for Apple Laptops - Check for compatibility before purchasing by Hynix [並行輸入品] : パソコン・周辺機器
What does the 1Rx8 mean vs. 2Rx8 for RAM and are they compatible? - YouTube