What does the 1Rx8 mean vs. 2Rx8 for RAM and are they compatible? - YouTube
Crucial DDR4 16GB(4 x 4GB) 2400MHz PC4-19200 1Rx8 1.2V Laptop Memory RAM LOT | eBay
1Rx8 vs 2Rx8: A Detailed Comparison Guide Between the Two RAMS
Solved: RAM for laptop - HP Support Community - 7355494
Hynix 2GB 2Rx8 PC3-8500S-7-10-F2 Laptop RAM Memory for Apple Laptops - Check for compatibility before purchasing at Amazon.com
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
Timetec Extreme Performance Hynix IC 16GB DDR4 3200MHz PC4-25600 CL22 1.2V Unbuffered Non-ECC Single Rank 1R8 Designed for Gaming High Performance Compatible with AMD and Intel Laptop RAM (16GB) Laptop Memory -
Timetec 64GB KIT(2x32GB) DDR4 3200MHz PC4-25600 Non-ECC Unbuffered 1.2V CL22 2Rx8 Dual Rank 260 Pin SODIMM Compatible with AMD and Intel Gaming Laptop Notebook PC Computer Memory RAM Module Upgrade at Amazon.com
laptop - Can you have PC3L and PC3 RAM together? - Super User