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256GB Q Series Pro
Solid-State Drive

Used | OWC Tested

2.5-Inch|SATA 6.0Gb/s
Boost your PC to the next level of storage performance with Toshiba Solid State Drive technology.
Improved Performance and Reliability
With Toshiba Solid State Drive, you will experience faster boot-up and operation on your PC. Imagine the productivity you would gain with less time spent on waiting to access your application and digital contents. Compared to a standard hard drive, Solid State Drive does not have moving mechanical parts. This means Toshiba Solid State Drive offers greater durability and resistance to vibration and shock. You will gain peace of mind knowing that your data will be kept safe while you are on the road. Toshiba Solid State Drive consumes less power than a standard hard drive.
With the new 7mm slim and lightweight design, the Toshiba Q Series Pro Solid State Drive is ideal for your Ultrabooks™. A mounting spacer is included to work in both slim Ultrabook designs or laptops with traditional full-height 9.5mm drive bays. If you will be using your Toshiba Q Series Pro Solid State Drive to replace your current hard drive, a free copy of NTI Echo is also included via download2 to help migrate your data. Whether you are an avid gamers, graphics professional, or road warrior, you will find Toshiba Q Series Pro Solid State Drive is a perfect solution for boosting your PC performance and productivity.

256GB Toshiba Q Series Solid-State Drive Specifications:


Form Factor
2.5″ 7MM
SATA 6Gb/s
Formatted Capacity
Toshiba TC358790XBG
NAND Flash Components
Toshiba 19 nm Toggle Multi-Level Cell (MLC) NAND Flash
S.M.A.R.T. Attributes
Not Supported
Native Command Queuing (NCQ)
Not Supported
RoHS Compliant
RAID Support
Manufacturer Model Number


Height (max)
0.7 cm (0.3 in
Width (max)
7.0 cm (2.8 in)
Length (max)
10.0 cm (3.9 in)
Weight (typical)
53.0 g (0.12 lbs)


TRIM Support
Error Correction


Sequential Read (Max)
Up to 554 MB/s
Sequential Write (Max)
Up to 512 MB/s

Environmental (Non-Operating)

-304.8 m to 3,048.0 m (-1,000 ft to 10,000 ft)

Environmental (Non-Operating)

-304.8 m to 12,192.0 m (-1,000 ft to 40,000 ft)


Idle (Typical)
0.0 bels
Seek (Typical)
0.0 bels
  1. 1GB = 1,000,000,000 bytes. Total accessible capacity varies depending upon operating environment (typically 5-10% less). The actual total capacity will depend on your own defined file settings/preferences.
  2. In terms of standard gigabytes, 1GiB ≈ 1.074GB and refers to the actual formatted capacity of shown under Mac OS 10.5 or earlier and Microsoft Windows OS.
  3. Specific application environments such as temperature and duty cycle will affect the overall reliability rates.
Manufacturer provided specifications for Toshiba p/n HDTS325XZSTA


  • (1) 256GB Toshiba Q Series Pro Solid-State Drive
Toshiba 256GB Q Series Pro Solid-State Drive Mfr P/N: HDTS325XZSTA OWC SKU: TOSHDTS325U Read speeds up to 554MB/s 30 Day OWC Fulfilled Limited Warranty
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