ADATA declared the launch of the Premier Extreme SDXC SD Express card on October 6. This product has the same look as traditional SD cards and supports the latest SD 7.0 standard. Compared with popular products, the speed is greatly advanced. Currently, 256GB and 512GB capacities are available.
Moreover, this product utilizes the new standard of SD Express memory cards. Using the PCIe 3.0×1 channel for data transmission, the read and write performance is increased to 800/700 MB/s, which is 2.7 times faster than the UHS-II SD card.
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Besides, the product is backward fit with UHS-I standards, with a read and write speed of 100MB/s. It can be embedded into a general camera or camcorder to shoot 4K videos and then inserted into an SD 7.0 card reader for high-speed reading. ADATA Premier Extreme SDXC Express memory card meets the V30 recording speed rating, which can meet 4K video recording.
Furthermore, the product has ECC dynamic error correction function, and has the features of waterproof, anti-fog, anti-shock, anti-X-ray, anti-static, etc., meets the temperature requirement of -25℃-85℃, and helps protect data security. SD Express standard is created to meet the increasing performance of photographic equipment. The initial PCIe Gen3 x1 speed is provided, and the theoretical transmission speed is 985MB/s.
In the future, the company plan to introduce PCIe Gen4 x1 (SD 7.0/SD 8.0) specifications with a theoretical speed of 1970MB/s. In addition, the SD 8.0 standard will use PCIe Gen4 x2 channels at most, with a theoretical speed of 3940MB/s. As of now, ADATA has not declared the price of this SD card.
