Motherboards with a good number of PCIe slots

using pcie 4 in 3 slot   Dan sugar bonanza deluxe slot

About slots 1 to 4 · As explained above, slots 1 & 3 each have 16 lanes of PCIe directly linked to the CPU Indeed, as these slots are meant

PCIe x1: a single PCIe lane does not support the interface] · PCIe x4: NVMe SSDs occupy a single x4 slot] · PCIe x8: expansion cards with 2 SSDs will Sometimes, a PCIe slot operates with fewer data lanes than the mechanical slot-type indicates Notice 'SLOT 13' are PCIe x16 slots but only Slot 3 has an x8

rick and morty megaways slot PCIe boards can fit into slots designed for their lane configuration or higher Plugging a x4 PCIe into a x16 slot is acceptable  with x16 PCI express socket) it will be also x8 PCI For your 653206-B21 HP DL380p560 Gen8 3 Slot PCI-E Riser Kit => but it