legion 5 pro(2021) do I have 1rx16 ram or 1rx8 ? : r/LenovoLegion
Laptop DDR4 caveats - x8 layout versus x16 versus single and dual channel
RAM chips are changing. Here's how 2021 ROG laptops are affected | ROG - Republic of Gamers Switzerland
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
RAM chips are changing. Here's how 2021 ROG laptops are affected | ROG - Republic of Gamers Switzerland