SanDisk 256GB Extreme SDXC Memory Card

The SanDisk Extreme SD UHS-I memory card is engineered to save you time when transferring media, with read speeds of up to 180MB/s(1) powered by SanDisk QuickFlow Technology(2). Pair this card with the SanDisk Professional PRO-READER SD and microSD (sold separately) to achieve maximum speeds.

Featuring write speeds of up to 130MB/s(1), this card is optimized for capturing high-resolution, stutter-free 4K UHD video(3) with its UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings(4). The proprietary technology powering this card enables it to reach speeds beyond the UHS-I 104MB/s standard, though performance may vary depending on the host device, interface, usage conditions, and other factors.(1)

The SanDisk Extreme SD UHS-I card provides up to 180MB/s read speed, based on internal testing. This performance requires compatible devices capable of reaching such speeds.(1) For storage capacity, the card is available in 64GB, 128GB, 256GB, and 512GB options, with the SanDisk QuickFlow Technology feature only available in these sizes.(2) It's important to note that actual user storage will be less than the stated capacity.(2)

When it comes to video support, the card is capable of Full HD (1920x1080) and 4K UHD (3840 x 2160) video recording, though the performance may vary based on the host device, file attributes, and other factors.(3) The UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) designations ensure the card can handle sustained video capture rates of up to 30MB/s, making it suitable for real-time video recording with UHS-enabled host devices.(4)

In summary, the SanDisk Extreme SD UHS-I memory card offers exceptional performance for media professionals and enthusiasts alike. With its high read and write speeds, optimized for 4K video and sequential burst mode photography, this card can help streamline your workflow and capture stunning visual content. To maximize its potential, pair it with the compatible SanDisk Professional PRO-READER SD and microSD accessories (sold separately).

(1) Up to 180MB/s read speed. Engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Write speed up to 130MB/s. Based on internal testing; performance may be lower depending on host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. (2) SanDisk QuickFlow Technology is only available for 64GB, 128GB, 256GB, and 512GB capacities. 1GB=1,000,000,000 bytes. Actual user storage less. (3) Full HD (1920x1080) and 4K UHD (3840 x 2160) video support may vary based upon host device, file attributes and other factors. See HD page on SanDisk site. (4) UHS Speed Class 3 (U3) designates a performance option designed to support 4K UHD video recording with enabled UHS host devices. UHS Video Speed Class 30 (V30), sustained video capture rate of 30MB/s, designates a performance option designed to support real-time video recording with UHS enabled host devices. See the SD Association's official website.

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