If you’re running a PCIe Gen 5 solid-state drive, odds are pretty good that you care a lot about speed. After all, you paid a big premium to get one of the fastest SSDs available right now, and probably a good bit extra for a motherboard that could take advantage of it. But some PC owners with AMD X670E motherboards say they’re seeing abysmal read and write speeds with those fancy Gen 5 drives. According to forum posts by owners of MSI and Asus motherboards using the X670E chipset (that’s the newest model compatible with AM5-socket Ryzen processors), at least some of these mobos are chopping G…