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The Accelsior S Storage Expansion from OWC / Other World Computing allows you to add high speed SATA III drive to PCs or silver Mac Pro towers, otherwise restricted to SATA II architecture. With more than 500 MB/s of throughput, the Accelsior S dual-lane PCIe 2.0 card delivers flexible storage expansion, with a speed boost, to your Mac or PC. Accelsior S is the complement to OWC's Mercury family of SSD's, allowing up to an extra 1TB of fast storage expansion.
Mount a 2.5" drive to the Accelsior S, install in any available PCIe x4 (or greater) slot, and you're up and running with expanded storage. Use as a native boot drive or scratch-disk and boost capacity and performance. With no drivers or extra software needed, upgrading your PC or legacy Mac Pro tower with Accelsior S is easy.
Directly mount any standard 2.5" drive
Up to 550 MB/s sustained speeds
Enhance SATA II (3 Gb/s) systems with SATA III (6 Gb/s) support
No drivers required
In the Box
OWC / Other World Computing Accelsior S PCIe Adapter for 2.5" SATA III SSD Drives
Limited 3-Year Warranty
Table of Contents
Designed For Use With
All 2.5" HDD and SSD SATA I (1.5 Gb/s), SATA II (3 Gb/s), and SATA III (6 Gb/s)
PCIe 2.0 x2
HBA: Asmedia 1062
Half height, half length
Up to 550 MB/s (depends on mechanism installed)
530 MB/s (depends on mechanism installed)
0.0 bels for both Idle and Seek
Operating Systems Supported
Mac OS X 10.6 and up
Windows Server 2008 and higher
Not compatible as a Windows boot drive on a Mac