Can I Use a PCIe NVMe SSD in a PCIe Motherboard Slot?

2 specification supports NVM Express as the logical device interface for PCI Express SSDs, in addition to supporting legacy Advanced Host Controller

2 B+M key SSD may support SATA bus or PCIe x2 bus If the SSD only supports SATA bus , its speed will not exceed 600 MB

canadian slot machines 2 connector Storage devices using SATA Express and the specification which support NVM Express as the logical-device

candy star slot I'm upgrading one of the 1TB drives to a 2TB I will use the MSI Expander on my Creator X299 motherboard to install the new drive so I can