PCI Express 4.0
Latest about PCI Express 4.0

All of MSI's Z490 motherboards are gaining PCIe 4.0 support with Rocket Lake
By Paul Lilly published
News You just need to update the BIOS.

Updating the BIOS on your pre-X570 motherboard could break PCIe 4 support
By Paul Lilly published
News Asus has begun pushing out BIOS updates that remove PCI Express 4.0 support on certain X470 motherboards.
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