Here is the first PCIe NVMe HDD. Seagate showed off a unique plate disc
NVMe disks use PCIe lanes, while those with AHCI are based on SATA buses, offering up to 750 MB / s transfer, while PCIe 3.0 × 4 provides 4000 MB / s. So you can see the differences for yourself, so you can certainly imagine the potential of the first PCIe NVMe HDD from Seagate….