Beware of the single rank x16 RAM kits sneaked in some laptop models! The 1Rx16 modules have significantly lower bandwidth compared to the 1Rx8 variants - NotebookCheck.net News
2Rx8 and 1Rx8 DDR的Rank與單面雙面無關- 實作派電子實驗室
How to improve Multi Core performance by up to 40% for the Vostro 5415 (highly recommended for AMD R... - Dell Community
I've upgraded my iMac's memory/RAM but... | MacRumors Forums
What does the 1Rx8 mean vs. 2Rx8 for RAM and are they compatible? - YouTube
Mixed Lot of 2 Kingston SK Hynix 4GB 2rx8 1rx8 PC3L-12800S RAM Memory | eBay
laptop - Can you have PC3L and PC3 RAM together? - Super User
Laptop ram 1Rx16 to 1Rx8 or 2Rx8? - updated with before/after results - CPUs, Motherboards, and Memory - Linus Tech Tips