Buried within Sony’s FX30 announcement yesterday was another announcement for two new CFexpress Type A ‘Tough’ memory cards Sony will soon have available: the 320GB CEA-G320T and the 640GB CEA-G640T. .

Both the 320GB and 640GB model offer maximum read and write speeds up to 800MB/s and 700MB/s, respectively. .

To date, the 640GB model is the largest-capacity CFexpress Type A card to be released.
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