Cameras tested with this card: Canon EOS R, Canon 77D, Canon EOS M5, Canon Rebel T7i, Fuji X-T3, Nikon D7500, Nikon Coolpix P1000, Panasonic GH5, Sony A9 The SanDisk Extreme Pro 300MB/s UHS-II 64GB SDXC card delivers maximum performance to improve shooting and workflow. The card is rated at 300MB/s read speed and 260MB/s write speed will be reduced in these applications. The Extreme Pro 300MB/s UHS-II cards are available in 32, 64 and 128GB capacities. The 64GB SDXC card, model SDSDXPK-064G-ANCIN and UPC

SanDisk Extreme Pro 300MB/s UHS-II 64GB SDXC Memory Card SanDisk Extreme Pro 300MB/s UHS-II 64GB SDXC Memory Card

There are only a limited number of cameras that can take advantage of UHS-II cards. These include high-end Fuji, Olympus and the Nikon D500 and an updatedThe following table contains information encoded in the SD card. SanDisk Extreme Pro 300MB/s UHS-II 64GB SD — Internal Card Information

SanDisk Extreme® PRO microSDXC™ UHS-I CARD, Best Micro SD SanDisk Extreme® PRO microSDXC™ UHS-I CARD, Best Micro SD

In card readers that do not support UHS-II the card reverts to UHS-I mode. In this mode the card reached 96.6 MB/s read speed and 88.4 MB/s write speed. This is much Compare prices on the SanDisk Extreme Pro 300MB/s card. The lowest prices are highlighted in the table below. Prices are updated daily. Card better than the previous-generation SanDisk Extreme Pro 280MB/s card which maxed out at 48.2 MB/s read and 46.1 MB/s write speed. The updated 300MB/s card supports SDR104UHS-II cards is the fast read speed and when used in a UHS-II card reader. When connected through a USB 3.0 or 3.1 connection theses cards can provide nearly 300MB/s The Previous generation SanDisk Extreme Pro 280MB/s UHS-II cards had a major shortcoming when used in non-UHS-II devices. They were limited to 50MB/s bus speed in UHS-I mode. speed reached 247.7 MB/s. This is just above to the stated read speed but slightly below the 260 MB/s write speed claim. There is some improvement over the 279.3 MB/s read

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In camera write speed tests will be conducted and the results will be added to a table below. SanDisk Extreme Pro 300MB/s UHS-II 64GB The Extreme Pro 300MB/s UHS-II 64GB card was tested in several UHS-I and UHS-II card readers. Its maximum sequential read speed measured up to 307 MB/s, while write