Need to know what PCIe Gen are the two SSD slots for Acer Nitro 5

Using an empty x8 or x16 PCIe slot, this card provides you with four PCIe slots with up to a 22110 form factor It is at Pcie and not 4 so please do

I had an Asus HYPER X16 GEN 4 CARD for 4 Nvme but it's OK for only one slot I should change to x4x4x4x4 in my bios Another idea was to

what are the most popular slot machines in casinos 2 connector, would the PCIe connection give me better SSD performance ? disks does not seem very interesting to me PCI-e x1 is hardly more

what is a slot machine  is one of the latest means of fitting a solid state drive in a desktop or other