Stock of the hugely popular AMD Ryzen 7 5800X3D is all but dried up in retailers worldwide, hinting that one of AMD's most impactful processors ever is finally on its way out. So if you are looking to finally upgrade your AMD AM4 system to the best gaming CPU you can buy for that platform, now is the time. With its revolutionary 3D V-Cache tech, the 5800X3D - and other X3D processors - transformed AMD's gaming CPU performance, with the 5800X3D being the best gaming CPU around when it launched. However, that was two years ago and the PC landscape has moved on rapidly with AMD's even more dominant AMD Ryzen 7 7800X3D having stolen the 5800X3D's crown while ushering in a new era of the AMD AM5 platform using DDR5 memory. Continue reading One of the best AMD gaming CPU upgrades ever could be about to disappear MORE FROM PCGAMESN: Ryzen 7 7800X3D review, Best gaming CPU, Radeon RX 7800 XT review