PCIe Lanes and Bandwidth Increase Over a Decade for Intel Xeon and AMD EPYC
Power Delivery Thermal Analysis - Supermicro C9Z490-PGW Motherboard Review: Comet Lake with 32 CPU PCIe Lanes
PCIe 4.0: Everything you need to know, from specs to compatibility to caveats | PCWorld
Why do Intel CPUs support only 16 PCI-E lanes? - Quora
Which CPUs can actually drive 32 pcie lanes for this socket/chipset? - New Builds and Planning - Linus Tech Tips
PCI Express - Wikipedia
What is the difference between the PCIe lanes from the CPU and the ones from the motherboard? Is there a performance difference? - Quora
Ryzen 3000 has more PCIe lanes? - CPUs, Motherboards, and Memory - Linus Tech Tips
AMD Launches EPYC 7000 Series Processors: Up to 32-Cores/64-Threads, 8-Channel DDR4, 128 PCIe Gen 3 Lanes | Custom PC Review
PCOM-B703G, Intel® Xeon® processors D-2100 NT Skylake-D family, with 2x DDR4 ECC DIMM sockets, 32 PCIe Gen3 lanes rearrangable for different combination of PCIe x16/x8/x4/x2/x1.
AMD CPU Updates: 16 Core ThreadRipper w/64 PCIe Lanes This Summer, Epyc Launching June 20th