11 16 Furthermore,.2 sockets keyed for sata or two PCI Express lanes (PCIe 2) are referred to as "socket 2 configuration" or "socket 2 while the sockets keyed for four PCI Express lanes (PCIe 4) are referred to as "socket 3 configuration" or "socket 3".
Maximum 32Gbps,.2 Specification Revision.0, support 2230/2242/2260/2280/22110 type.2 Card dimension.M2P4S adapter enables dual PCIe base.2(ngff) SSD such as Samsung XP941 or Plextor M6e as a HDD Cards for desktop.The "HH" part specifies, in an encoded form, whether a module is single- or double-sided, and the maximum allowed thickness penny slot jackpot totals in nv of mounted components; possible values are listed in the right table above.Archived from the original (PDF) on March 27, 2014.16 PCB of.2 module provides a 75-position edge connector; depending on the type of module, certain pin positions are removed to present one or more keying notches."ahci and NVMe as Interfaces for sata Express Devices Overview" (PDF).A b c Marshall.Ahci was developed when the purpose of a host bus adapter (HBA) in a system was to connect the CPU/memory subsystem with a much slower storage subsystem based on rotating magnetic media ; as a result, ahci has some inherent inefficiencies when applied to SSD.13.2 module keying and provided interfaces:8 11 :3 15 Key ID Notched pins Provided interfaces A 815 PCIe 2, USB.0, I2C and DP 4 B 1219 PCIe 2, sata, USB.0 and.0, audio, UIM, hsic, ssic, I2C and SMBus C 1623 Reserved for future.A b c Dave Landsman (August 9, 2013).PCIe Gen3 x4, support.2 Key M Card Type.
"2015 Guide: The Best.2 Solid-State Drives".
It is up to the manufacturer of the.2 host or device to select which interfaces are to be supported, depending on the desired level of host support and device type.