What possible use is a PCI-E x1 SATA III controller?

SATA is definitely faster, being full-duplex and available at , 3, and 6 Gbs theoretical bandwidths, minus

There is an unused PCIe slot on the MB, BUT, the GT640 NVidia card covers that slot up Unless someone makes an angled adapter pcie extender?

slot spiele gratis SATA Bays - Intel' Xeon' Processor at with 533MHZ FSB

slot win303 No, there's a reason your slot says “SATA III” and not “NVMe” NVMe don't use SATA connectors at all, they use PCIe lanes