SD cards

The SD Association this week announced the SD Specification 5.1, which will introduce the so-called Application Performance Classes that will specify minimum read and write IOPS performance supported by the upcoming SD cards. The App Performance Classes are designed to help end users to ensure that memory cards they get are capable of providing decent experience when running applications. When Panasonic, SanDisk and Toshiba developed the Secure Digital card standard in the late 1990s, their main goal was to create miniature removable devices to store multimedia files (music, images, short videos, etc.) and even operating systems that would be more versatile than MMC cards and would offer a path for future evolution. Over time, SD cards have increased capacity, improved sequential performance and even gained...

Western Digital Shows Off Prototype 1TB SDXC Card at Photokina 2016

In recent years we have seen the development of 3D NAND push up the capacity and push down the prices of all sorts of flash devices, from SSDs to...

25 by Ryan Smith on 9/20/2016

SD Association Announces SD 5.0 Specification: SD Cards For UHD and 360° Video Capture

The SD Association, the multi-vendor consortium responsible for developing standards for Secure Digital flash memory cards, has unveiled the newest version of the Secure Digital standard, SD 5.0. The...

14 by Anton Shilov on 3/1/2016

SanDisk Launches Extreme PRO SD Cards: Up to 512GB

While we don't usually cover SD cards, SanDisk's announcement of 512GB Extreme PRO SD card caught my eye today. There are currently only a couple of 256GB SD cards...

54 by Kristian Vättö on 9/11/2014

Samsung Releases Standard, EVO and PRO SD Cards

With the rapid decrease of NAND prices in the last few years, the SD card market has more or less become a commodity with very little differentiation. We don't...

46 by Kristian Vättö on 4/7/2014

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