Will a M+B key 8x Sata card work in a M key socket?

The slot on your motherboard accepts only M2 SATA3 SSDs from your preferred brand and capacity From service manual Support for SATA SSD

2 standard contains variants with up to four PCIe lanes, one SATA 6 Gbs and or one USB port So it is possible to connect PCIe as well as SATA SSDs

m2_1 slot 2 is a solid-state drive form factor primarily used as an operating system boot solution Lenovo ThinkSystem servers support drives either with the

m2 slot SATA Disk Drives off of one Motherboard SATA Connector This I'm using a 120GB OCZ Vertex 2 SSD as my main OS drive Win7 64-bit