|Media type||Memory card|
|Capacity||over 2 TB|
|Developed by||CompactFlash Association|
|Dimensions||38.5 mm × 29.8 mm × 3.8 mm|
The new format is targeted at high-definition camcorders and high-resolution digital photo cameras. It would offer target read and write speeds from 1 Gbit/s (125 Mbyte/s) to about 4 Gbit/s (500 Mbytes/s) and storage capabilities beyond 2 TB.
The format was first announced in November 2010 by SanDisk, Sony and Nikon, and was immediately picked up by the CompactFlash Association for development. The final specification was announced in December 2011.
In January 2012, the first XQD card was announced by Sony, declaring a 1 Gbit/s read and write speed.  In July 2012, Lexar announced plans to support the XQD format. Currently, Sandisk and Kingston have not announced plans to produce XQD cards
Sony has also said their Broadcast Camcorders (XDCAM and XDCAM EX) will also support the XQD cards. For their broadcast products the XQD card will be classified as a secondary media as XQD is based around a DSLR consumer technology, however, the cards will support acquisition in the broadcast quality HD422 50 Mbit/s. On 4 September 2013, they released the PXW-Z100, a 4K prosumer camera that records onto XQD cards. 
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- "CompactFlash Association Announces the Recently Adopted XQD(TM) Specification as a New Memory Card Format". CompactFlash Association. 7 December 2011. Retrieved 17 January 2012. "Actual Write Speeds Target 125 MB/sec and Higher"
- "Sandisk, Sony, and Nikon propose 500 Mbps memory card with more than 2 TB capacity". Engadget. Retrieved 2012-09-19.
- "CompactFlash Association Announces XQD Card Format". Compactflash.org. 2011-12-07. Retrieved 2012-09-19.
- "The CompactFlash Association Invites Participation on XQDTM 2.0 — The CompactFlash Association". Compactflash.org. 2012-09-15. Retrieved 2012-09-19.
- "Sony Announces World’s First XQD Memory Cards". Retrieved 2012-01-08.
- "Lexar Announces Support for XQD Memory Card Specification". Retrieved 2012-07-12.
- "Sandisk, Lexar, Kingston not making new XQD cards". Retrieved 2012-01-25.
- Shankland, Stephen (2012-01-13). "SanDisk on new XQD memory card format: 'Meh'". CNET. Retrieved 2012-01-25.
- "Sony XDCAM Micro site". Sony. 2013-09-04. Retrieved 2013-09-03.
- "Nikon announces first camera to use new XQD cards". arstechnica.com. 2012. Retrieved 2012-01-07.
- "When There Is No Second Chance: The New Nikon FX-Format D4 Multi-Media Digital SLR is The Definitive Unification Of Speed And Precision « Nikon Pressroom" (Press release). Nikon Inc. 2012. Retrieved 2012-01-07.