m.2 slot vs nvme - X99 Motherboard LGA 2011-3 NVME M.2 Slot Support Xeon E5V3 V4 ... armada 888 slot

Whether the M.2 slot on your PC supports NVMe depends on the motherboard. If both the motherboard and SSD support NVMe, you should enable NVMe/PCIe mode in the BIOS.

512GB PCIe NVMe SSD (1 x M.2 2230 slot for WiFi & Bluetooth Card ; 2 x M.2 2230/2280 slot for SSD; 2 x SATA 3.0 slot for 3.5”/2.5” & DVD slim).

Lenovo Thinkpad P53 - Intel i7-9750H (6C/12T), up to 4.50Ghz - 32GB of DDR4 RAM - 512GB M.2 NVMe SSD, 2.5" SATA SSD & 1 empty M.2 NVMe SSD slot - Nvidia Quadro T1000 4GB (dGPU) - Windows 11 64-bit - Display: 15.6" IPS 1920 x 1080.