2 NVMe SSD's which slot to put OS on and does it matter?

2 slot is rectangular, with possible widths of 12, 16, 22, or 30 millimeters Most solid-state drives are 22 millimeters wide Lengths can

Plus, the best motherboards from major players like Gigabyte and MSI are going to have the latest PCIe slots for faster transfer rates We'

nvme slot vs m2 is a slot that can interface with SATA , PCI Express

nvme vs m2 slot difference 2 PCIe NVMe SSD will not be compatible with your SATA port Basically, different protocols and interfaces are used in both these connections