The new Sky Z7 R2 from Eurocom is among the first laptops to feature PCIe 4.0 support thanks to the inclusion of a desktop-grade Intel Z590 motherboard. This allows one of the NVMe SSD slots and the GPU to benefit from increased bandwidth. Specs for the Sky Z7 R2 include an i9-11900K CPU, up to 128 GB of DDR4-3200 RAM, up to 26 TB SSD storage, max TGP+boost mobile RTX 3000 GPUs, HFD 300 Hz or 4K 60 Hz 17.3-inch displays and 2x Thunderbolt 4 connectors.
https://www.notebookcheck.net/Eurocom-launches-the-Sky-Z7-R2-gaming-laptop-with-desktop-grade-Intel-Rocket-Lake-CPUs-PCIe-4-0-support-and-mobile-RTX-3000-GPUs.535965.0.html