From Digital Foundry: “Looking to build a PC or upgrade your PC to match a shiny new RTX 3070 or RTX 3080 – or RX 6700 XT, 6800 or 6800 XT ‘Big Navi’ graphics card? Here’s a complete Digital Foundry approved PC build.
The idea is to design a system that will give you a reasonable degree of future-proofing and the ability to handle both gaming and content creation tasks, all for a reasonable price.”
Source: N4G PC Digital Foundry's recommended RTX 3070/3080 PC build: CPU, RAM and motherboard picks