High-speed performance-leverages UHS-II technology (U3) for a read transfer speed up to 1000x (150MB/s) Captures high-quality images and extended lengths of stunning 1080p full-HD, 3D, and 4K video with a DSLR camera, HD camcorder, or 3D camera Large capacity options up to 256GB let you enjoy shooting longer without changing cards High-speed file transfer from card to computer to dramatically accelerate workflow and includes downloadable Image Rescue software to recover most photo and select video files Backwards compatible with UHS-I devices and backed by expert support and limited lifetime warranty Lexar Professional 1000x SDHC/SDXC UHS-II cards let you quickly capture and transfer high-quality photos and 1080p full-HD, 3D, and 4K video, with a read transfer speed up to 1000x (150MB/s). The cards leverage UHS-II technology (UHS Speed Class 3 (U3)) for high-speed performance. This dramatically accelerates workflow from start to finish, so you can save time and get back to the business of photography. Cards include downloadable Image Rescue software to recover most photo and select video files, and come with a limited lifetime warranty.
I have a Panasonic DMC-LX100 which can record 4K 30p video at a 100Mbps bitrate and sometimes recording would stop with an error saying the card's write speed cannot keep up. This happened with a $28 PNY Elite Performance SDXC 64GB UHS-1 90MB/sec card so I got this Lexar SDXC 128GB 150MB/sec UHS-3 card and it works perfectly for 4K 30p. UHS-1 guarantees a minimum write speed of 10MB/s while UHS-3 has a minimum of 30MB/s which is probably where a UHS-1 card falls ..
I seem to acquire memory cards like candy, and may be slightly obsessed in some odd ways...This Lexar card at the price of under $40 (at this time) is one of, if not the leader in the price/performance arena. The PNY has kept at the best bang for the buck, but the sandisk has started to come down in price as well with its 95mb/sec model. But this lexar with a read speed up to 150mb/sec comes in right between them in price, while edging out the read performance by ..