Linux 5.11 Begins Early Prepping Around PCI Express 6.0

[coder]

So a x16 lane at the PCIe6 speed of 64 GT/s gives you 64 * 16 * 2 / 8 = 256 GB/s.

No, PCIe 6.0 x16 is about 128 GB/s (per direction). And unidirectional speed is what matters, since most workloads are asymmetric.