DDR5 memory is here. Intel’s 12th gen chips, codenamed Alder Lake, support DDR5, which means the first such memory kids have started to appear on store shelves — and they will be used by computers around the world in the coming years, and by all accounts, it’s pretty good. Initial impressions of DDR5 on consumer PCs show it’s markedly faster than even the fastest enthusiast-grade DDR4 kits.