Sony’s new 640GB CFexpress Kind A card is the highest-capacity to this point, nevertheless it is not low-cost: Digital Images Assessment


Buried inside Sony’s FX30 announcement yesterday was one other announcement for 2 new CFexpress Kind A ‘Powerful’ reminiscence playing cards Sony will quickly have out there: the 320GB CEA-G320T and the 640GB CEA-G640T.

Each the 320GB and 640GB mannequin provide most learn and write speeds as much as 800MB/s and 700MB/s, respectively.

To this point, the 640GB mannequin is the largest-capacity CFexpress Kind A card to be introduced. Whereas CFexpress Kind B playing cards proceed to be launched by an array of producers in capacities reaching as much as 4TB, CFexpress Kind A playing cards are restricted to smaller capacities and are few and much between in comparison with CFexpress Kind B playing cards.

At present, Delkin, Exascend, ProGrade Digital, Lexar and Sony are the one corporations providing compelling CFexpress Kind A playing cards, all of which have been restricted to 320GB or decrease. The learn and write speeds additionally are usually slower than that of equal-capacity CFexpress sort B playing cards.

Sony’s high-end a1 digicam options twin CFexpress Kind A/UHS-II SD card slots. Because of the comparable type issue, Sony can use a single slot to help each reminiscence card codecs.

These discrepancies in each capability and velocity are possible as a result of smaller type issue of CFexpress Kind A playing cards, which measure 20mm x 28mm x 2.8mm (WxLxD) in comparison with Kind Be, which is available in at virtually double the width and a mm thicker at 38.5mm x 29.6mm x 3.8mm (WxLxD). Further area means extra room for flash storage and the varied interfaces required to get higher speeds out of the playing cards.

Whereas Sony’s new 640GB Powerful CFexpress Kind A card does a bit to handle the capability limitations we’ve seen in CFexpress Kind A playing cards till now, it doesn’t come low-cost. Sony’s new 320GB and 640GB playing cards retail for $649.99 and $1249.99, respectively. For comparability, Sony’s equal 256GB and 512GB CFexpress Kind B Powerful playing cards retail for $299.99 and $449.99, respectively. Oh, they usually provide double the utmost learn and write speeds at 1700MB/s and 1480MB/s, respectively. In reality, for lower than the value of Sony’s new 640GB CFexpress Kind A card, you may snag an Angelbird AV Professional 2TB CFexpress Kind B card for simply $959.99.

A product web page for Angelbird’s 2TB AV Professional CFexpress Kind B card, which retails for $959.99.

Nonetheless, for those who want the additional capability and are restricted to utilizing CFexpress Kind A playing cards, the 640GB mannequin is your solely choice. Each the 320GB and 640GB playing cards are anticipated to be out there in October 2022. Pre-orders are at the moment open on Sony’s on-line store in addition to via licensed Sony retailers.

Press launch:

Editorial observe: It is a subset of the FX30 press launch:

CFexpress Kind A Reminiscence Playing cards: CEA-G320T and CEA-G640T

The compact and high-performance CFexpress Kind A reminiscence card CEA-G320T will probably be out there in October for about $650 USD and $850 CAD (CEA-G320T),whereas the CFexpress Kind A reminiscence card CEA-G640T16 will probably be out there in December for about $1,250 USD and $1,630 CAD. Along with the prevailing 80GB and 160GB playing cards, massive capability 320GB and 640GB playing cards will probably be added to the sequence.17

These massive capability playing cards help high-speed efficiency with a most writing velocity of as much as 700MB/s and Video Efficiency Assure “VPG400”, which affords sustained writing speeds of as much as 400MB/s, and permits 4K 120p excessive bit price video taking pictures.

The brand new massive capability playing cards have achieved TOUGH specification, which implies they’ve been licensed to be waterproof, dustproof, and sturdy sufficient to help secure long-term taking pictures in varied environments. 18

For detailed product info, please go to:

Unique tales and thrilling new content material shot with the brand new FX30and FX30B and Sony’s different imaging merchandise may be discovered at and, two websites created to coach and encourage all followers and clients of Sony Cinema Line.

16 To make use of CEA-G640T reminiscence card with the next cameras, the digicam software program model should be as listed beneath. Alpha 1 (Ver.1.31 or later), Alpha 7S III (Ver.2.11 or later), and FX3 (Ver.2.00 or later).

17 1 GB = one billion bytes. A portion of this card capability is used for system information and should differ.

18 Precise efficiency might differ. Based mostly on environmental situations and utilization. Sony doesn’t assure injury to recorded information or card primarily based on each scenario or situation.


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