Once AMD Zen 6 EPYC is out with PCI-E 6.0, instead of 800Gbps per Node with Netflix [1] we could theoretically get 3200Gbps. Although Netflix doesn't seems to have upgraded their box to ConnectX-7 yet. May be they are busy figuring out live streaming.

[1] https://news.ycombinator.com/item?id=32519881