by Adam Armstrong

Toshiba Expands XD5 SSD Series

Toshiba Memory America, Inc. announced that it released the XD5 Series NVMe SSD in a 2.5-inch, 7mm form factor. The XD5 is a data center and cloud SSD that is optimized for low-latency and performance geared toward read-intensive workloads. Previously available as an M.2, the new form factor keeps the above features with the added benefits of a maximum capacity of 3.84TB.

The 2.5” XD5 SSD is built on the company’s 64-layer BiCS FLASH TLC (3-bit-per-cell) 3D flash memory and leverages a PCIe Gen3x4 interface. According to Toshiba, the XD5 is able to hit speeds up to 2.7GB/s read and 895MB/s write all with the power consumption of only 7 watts. Throughput numbers are quoted as 250K IOPS read and 21K IOPS write. The drive has 1 DWPD and can hit roughly 4TB of random data daily for five years at a consistent performance rate. The drive also comes with a 5-year warranty. 

Toshiba XD5 2.5” key specifications:

  • Capacities: 1.92tb-3.84TB
  • Power Envelope: 7W
  • Endurance: 1 DWPD
  • Performance
    • 128KiB Sequential Read: 2,700MB/s
    • 128KiB Sequential Write: 895MB/s
    • 4KiB Random Read: 250,000 IOPS
    • 4KiB Random Write: 21,000 IOPS

The company will showcase its new XD5 2.5-inch SSDs at the upcoming OCP Global Summit, Booth #A1 in the San Jose Convention Center from March 14 – 15, 2019.


The 2.5” XD5 is sampling to select customers and is expected to be available in the second quarter of 2019. 


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