by Mark Kidd

OWC Introduces Mercury AccelsiorM PCIe 2.0 mSATA Controller Card

Other World Computing has introduced the Mercury AccelsiorM half-height PCIe controller card for 50mm mSATA SSDs. The AccelsiorM is ACHI-compliant and can serve as a boot drive for both Windows and Mac systems. OWC has designed the AccelsiorM card to accelerate media production, gaming, and other I/O-intensive applications at a consumer price point.

The AccelsiorM is the first ACHI Mac-bootable PCIe 2.0 controller card to market, offering users a maximum transfer speed of 380MB/s, depending on system configuration and the specifications of the mSATA SSD.


  • Controller: Asmedia 1061
  • Drive Supported: One 50mm MO-300B mSATA SSD
  • Form Factor: Low Profile PCI Express
  • Interface: PCIe 2.0 x1
  • Sustained Reads (up to): 380MB/s
  • Sustained Writes (up to): 380MB/s
  • Operating System Compatibility:
    • Windows Vista and higher
    • Windows Server 2008 and higher
    • Mac OS X 10.6 and higher
    • Mac OS X Server 10.6 and higher
    • Ubuntu Linux 9.04 and higher
    • Fedora Linux 14 and higher


The Mercury AccelsiorM PCIe controller card is currently available from OWC starting at $33.97 for the bare card.

Mercury Accelsior M Product Page

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