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

20x Onboard NVMe ports; NVMe Retimer adapters for 16x NVMe; 2x rear 7mm hot Rear: Up to 10x PCIe slots, plus a slot dedicated to the OCP adapter

2 is a slot that can interface with SATA , PCI Express

what slot machines payout the most often 2 slot before anything else This will allow your NVMe SSD to perform at its fullest (within the limits of your motherboard- a SSD will be

what is rng in slot machines No, there's a reason your slot says “SATA III” and not “NVMe” NVMe don't use SATA connectors at all, they use PCIe lanes Putting an NVMe