Memory card maker Transcend announced higher-speed SD cards on Friday that are geared for videographers shooting high-resolution 4K video.
Transcend's new SDHC and SDXC cards are graded UHS-1 Class 3 and come in two varieties. The "Extreme" models have read and write speeds of 95MBps and 85MBps, respectively.
The non-extreme models have read and write speeds of 95MBps and 60MBps, respectively.
The newer UHS-1 (Ultra High Speed) Class 3 specification requires sustained write performance of 30MBps.
Yes, SD card categorization is a bottomless pit of acronyms. Here are two more: SDHC and SDXC, which govern maximum capacity. … Read more