https://wccftech.com/xbox-series-x-rdna2-12-tfops/

Following weeks of rumors and speculation, Microsoft finally confirmed some additional details on the Xbox Series X, which promises to be an incredibly powerful console.

In a new post shared on the Xbox Official Website, Xbox Head Phil Spencer confirmed that the Xbox Series X processor is based on the Zen 2, which was already known, and RDNA 2 architecture. It's also been confirmed that the console will sport a 12 TFLOPS GPU, twice the amount of the Xbox One X and eight times the original Xbox One.