Does any PCIe slot support NVMe SSD's automatically or do I need

How to determine which slot a SSD is connected to pc m 2 slot Bought myself 2 NVMe M2 drives The Gigabyte motherboard has 3 slots available, marked M2A_CPU, M2B_SB and M2C_SB pcie x 16 slot B650M-HDV · Build for The Most Advanced PC · Optimized VRM Design · DDR5 Memory with Protection Circuit · Reinforced Steel Slot

pcie slot gpu is a slot that can interface with SATA , PCI Express