SanDisk officially launched their line of Extreme PRO CFexpress type B cards. They come in four different sizes – 64GB, 128GB, 256GB, and 512GB, reaching speeds up to 1700 MB/s (read) and 1200 MB/s (write). The cards are now available for preorder with an expected ship date sometime later this year. Alongside these new cards SanDisk launched fast CFexpress Card Reader. SanDisk Extreme PRO CFexpress type B cards. Source: SanDisk It looks like CFexpress will be the standard of future memory cards for internal high resolution RAW video recording, because the theoretical maximum speeds are ridiculously high. Back in April 2018, ProGrade showcased what is possible with CFexpress technology – they demonstrated their 1TB 1400MB/s CFexpress type B card. CFexpress 2.0 In February 2019, CompactFlash association released specifications for the CFexpress 2.0 standard (full press release available here). Memory cards with this new standard will come in three sizes – type A (20 x 28 x 2.8mm), type B (38.5 x 29.8 x 3.8mm), and type C (54 x 74 x 4.8mm). The maximum theoretical performance for CFepxress cards is 4000MB/s for the largest type C, 2000MB/s for the middle type B, and 1000MB/s for the smallest type A cards. CFexpress 2.0 Specifications. Source: CompactFlash Association The new SanDisk memory cards are CFexpress 2.0 type B, which have identical form factor as XQD cards. Sometimes these cards are being referred to as “the next version of XQD”. It seems that CFexpress cards can be supported through firmware update with XQD...
Published By: CineD - Wednesday, 4 September, 2019