Nvme M key & 750 SSD to PCIe X4 adapter.
The speed and other properties is not changed,only form conversion interface.
You can connect it to desktop
Transparent to the operating system and does not require any software drivers.
This PCI Express card by expands the PC by one SFF-8639 interface. It can be connected e.g. the 2.5\u2033 750 Series NVMe SSD.