DDR4 or DDR5: which one should you buy and why?

Can You Mix and Match RAM? - How-To Geek ddr4 and ddr5 same slot Latency is actually broadly similar between DDR5 and DDR4, and that's because the CAS latency number only tells part of the story The ddr4 slot DDR4 and DDR5 memory when it comes to gaming laptops? I've compared two laptops

ddr4 slot vs ddr5 But unlike DDR4 which introduced more pins, DDR5 still sticks to the same 288 pin arrangement DDR5 memory module into a DDR4 slot, or vice-