SanDisk 256GB Extreme PRO CompactFlash Memory Card UDMA 7 Speed Up to 160MB/s- SDCFXPS-256G-X46 & 256GB Extreme PRO SDXC UHS-I Memory Card – C10, U3, V30, 4K UHD, SD Card – SDSDXXD-256G-GN4IN

SanDisk 256GB Extreme PRO CompactFlash Memory Card UDMA 7 Speed Up To 160MB/s- SDCFXPS-256G-X46
Get the world’s first high-capacity CompactFlash card with Video Performance Guarantee-65 (VPG-65). Optimized for cinema quality 4K video recording(1) , VPG-65 secures 4K and Full HD video capture at a minimum sustained write speed of 65MB/s(2). |(1)4K (4096×2160), Full HD (1920×1080) and 3D video support may vary based on host device, file attributes and other factors.) |(2) Video Performance Guarantee enabled to ensure video recording at 65MB/sec minimum sustained write speed. 1 MB = 1,000,000 bytes.

SanDisk 256GB Extreme PRO SDXC UHS-I Memory Card – C10, U3, V30, 4K UHD, SD Card – SDSDXXD-256G-GN4IN
Our most powerful SD UHS-I memory card yet saves you time transferring media with read speeds of up to 200MB/s(1) powered by SanDisk QuickFlow Technology(2). Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately). With shot speeds of up to 140MB/s(1) and UHS speed Class 3 (U3)(4)recording, you’re ready to capture stunning, high-resolution, stutter-free 4K UHD video(3) | (1)Up to 200MB/s read speeds, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Write speed up to 140MB/s. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. X = 150KB/sec. (2)SanDisk QuickFlowTechnology is only available for 64GB, 128GB, 256GB, 512GB and 1TB capacities. 1GB=1,000,000,000 bytes. 1TB=1,000,000,000,000 bytes. Actual user storage less. (4)UHS Speed Class 3 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. (3)Full HD (1920×1080) 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.

Product 1: Records and captures cinema quality 4K and Full HD video(1)
Product 1: Increase workflow efficiency with transfer speed of up to 160MB/s* (1067X) read speeds. Based on internal testing; performance may vary. MB=1,000,000 bytes. X = 150KB/sec.
Product 1: Industry leading shot speed performance of up to 150MB/s (1000X) write speeds. Based on internal testing; performance may vary. MB=1,000,000 bytes. X = 150KB/sec.
Product 2: Save time with card offload speeds of up to 200MB/s powered by SanDisk QuickFlow Technology (Up to 200MB/s read speeds, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. X = 150KB/sec. SanDisk QuickFlow Technology is only available for 64GB, 128GB, 256GB, 512GB and 1TB capacities. 1GB=1,000,000,000 bytes. 1TB=1,000,000,000,000 bytes. Actual user storage less.)
Product 2: Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately)
Product 2: Shot speeds up to 140MB/s (Write speed up to 140MB/s. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. X = 150KB/sec.)
Product 2: Perfect for shooting 4K UHD video and sequential burst mode photography (Full HD (1920×1080) 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.)