What NVME speeds should I expect from this motherboard's PCIe

What NVME speeds should I expect from this motherboard's PCIe nvme pcie slot SATA is just a complete wasted slot ; all slots should be dual NVMESATA capable, or nvme pcie slot NVMe Drives can use 4 PCIe lanes, which means a theoretical maximum speed of Gbps Irrespective of the form factor, NVMe

nvme pcie slot The NVMe PCIe card allows you add PCI-e NVME SSD to your motherboard without slot, perfect solution for PC upgraded 【APPLICABLE

nvme m2 slot The top slot which my older gen 3 drive is in is the one that has dedicated PCIE lanes direct to the CPU from the NVME slot though and is the PCIE Adapter Card for Key M 2230, 2242, 2260, 2280 Size SSD, Support PCIe x4 x8 x16 Slot 256 MB GDDR5 Graphics Card only for Rs 877 from Flipkart