DDR3 vs DDR4 - Head to Head Comparison Guide 2020(Updated)
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
Difference Between RAM DDR3 and RAM DDR4 - YouTube
DDR3 and DDR4 Laptop Memory Compatible? No. – Laptoping