how to tell how many nvme drive slots a motherboard has?

Does my laptop has a NVMe SSD slot ? what slot does nvme use Regarding the motherboard and the positioning of the NVMe SSD, this motherboard offers four positions , where the user can install an NVMe SSD what is the highest paying slot machine 2 slot is suitable for PCIe NVMe SSD with interface 2 A Standard PCIe slot

what slot machines have the best payouts I do have the option as my motherboard has 4 nvme slots to use another slot but it will use 4x pcie chipset lanes but I know that reduces