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Accelsior Pro Q 1TB Discontinued
 MSRP: 999,00
 Our Online Price: Contact for Price!
 You Save (Off MSRP): 999,00 (100%)



Accelsior Pro Q 
1TB PCIe Solid-state Drive

  • Not bootable on Mac or PC

Mac / PC / PCIe
Blazing-Fast PCIe Storage
Create your best work, faster than ever before. Mercury Accelsior Pro Q offers ultra-fast PCIe storage to take your creative workflow to the next level. Step up to the fastest Mac Pro you've ever experienced - With phenomenal data speeds up to 1293 MB/s, Mercury Accelsior Pro Q makes high-demand creative tasks a breeze. 
The Ultimate Performance Storage Upgrade
Mercury Accelsior Pro Q delivers a gigantic speed boost to virtually any system. Streamline your workflow and say goodbye to frustrating render wait-times, dropped frames and spinning beachballs. With this much bandwidth, you can preview, render and process files at full resolution, in real-time. The bottom line is you create much more and wait much less.
It's an Easy DIY Install
Mercury Accelsior Pro Q installs in a snap in any available PCIe x8 slot in your 2008-2012 Mac Pro or OWC Mercury Helios. Download the driver and you're up and running in a flash.
Tested, Tested, Tested Again
The Mercury Accelsior Pro Q is proudly designed in Austin, Texas and undergoes a rigorous 7-stage testing procedure including 100% burn-in, resulting in unwavering dependability. We back the Mercury Accelsior Pro Q with a full 3-year limited warranty and OWC's free USA-based lifetime support.


Accelsior Pro Q Specifications:

Software Requirements

  • OS
    • OS X 10.9 or later
    • Windows 7 or later
  • Driver

Hardware Requirements

  • Mac
    • MacPro3,1 or MacPro4,1 or MacPro5,1 (must use one of the two 16x slots)
  • PC
    • Desktop PC with an available PCIe 2.0 or higher slot, with 8x or 16x lanes
  • PCIe Chassis
    • Compatible with OWC Helios (current drivers required)


  • Not bootable on Mac or PC

Technology Support

  • SMART: not supported
  • TRIM: not supported


  • Over-provisioning: 7%
  • Encryption: chip-based, 128-bit AES Compliant

Interface (Chipset)

  • Flash Controller: Sandforce 2281
  • RAID Controller: LSI SAS2308


  • Sequential (Compressible Data)
    • 1450 MB/s Read
    • 1362 MB/s Write
  • Sequential (Incompressible Data)
    • 1293 MB/s Read
    • 794 MB/s Write
  • Random Read/Write
    • 96K IOPS Read
    • 56K IOPS Write


  • Designed to operate silently


  • Environmental (Operating)
    • Temperature (°F) 32° — 158°
    • Temperature (°C) 0° — 70°
  • Environmental (Non-Operating)
    • Temperature (°F) &min;40° — 185°
    • Temperature (°C) &min;40° — 85°

Height 2

  • 8 mm (.31in)


  • 116 mm (4.6 in)


  • 167 mm (6.6 in)


  • 200 g (7.1 oz)
  1. Sequential Read/Write benchmarks based on an Apple MacPro5,1 running OS X 10.10.5. IOPS based on a PC running Windows
  2. These dimensions do not include the PCIe bracket.

Manufacturer provided specifications for Other World Computing p/n SSDPHWQT1.0 UPC#: 812437024791


  • Accelisor Pro Q SSD
  • SATA Power Cable
  • Assembly Manual & User Guide


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This product was added to our catalog on 03/13/2017.

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