SD cards
Silicon Motion has announced their first SD Card controller to support the NVMe-based SD Express interface. The new SM2708 controller is capable of sequential transfer speeds of 1700 MB/s, vastly higher than the 104 MB/s most SD devices and cards are limited to using the older but widely-supported UHS-I interface. In 2018, version 7.0 of the SD specification introduced the PCIe and NVMe-based SD Express interface as the new way forward for SD cards. The older UHS-II and UHS-III interfaces developed in versions 4 through 6 of the SD standard and capable of speeds from 156 MB/s to 624 MB/s were abandoned in favor of a single lane of PCIe gen3 (~985 MB/s). Last year, version 8.0 of the SD specification added support for PCIe...
Western Digital Launches SanDisk iXpand Base SD-Based Storage for iPhone with Backup Capability
Western Digital has introduced its new SanDisk iXpand Base storage solution for Apple iOS-based devices. Just like the SanDisk iXpand flash drive launched several years ago, the new device...
14 by Anton Shilov on 9/6/2017
Western Digital Launches SanDisk Ultra microSD Card with 400 GB Capacity
Today Western Digital is taking the wraps off of the industry’s first microSDXC card with a 400 GB capacity. The card is aimed at Google Android-based smartphones or tablets...
18 by Anton Shilov on 8/31/2017
Micron Discontinues Lexar Business, Plans to Focus on Higher-Margin Products
Micron this week announced plans to discontinue its Lexar removable media storage business as a part of the company’s strategy to shift to higher margin NAND flash-based products. The...
18 by Anton Shilov on 6/28/2017
ADATA Demos A2-class microSD Card with 4K/2K IOPS Minimum, Mulls Late 2017 Launch
ADATA displayed its first microSD card that is compliant with the App Performance 2 (A2) specification introduced earlier this year at Computex. The company is mulling to release the...
10 by Anton Shilov on 6/13/2017
ADATA Launches Premier ONE UHS-II SD Cards: 3D MLC, Up to 290 MB/s, V90 Labels
After previously demonstrating them back at CES, ADATA has officially launched its SD cards based on 3D MLC NAND. The new Premier ONE UHS-II cards offer capacities up to...
18 by Anton Shilov on 4/17/2017
SD Association Announces UHS-III (up to 624 MB/s), A2 Class, LV Signaling
The SD Association has made three important announcements in the course of the past couple of weeks. First is the introduction of its UHS-III bus that increases the potential...
17 by Anton Shilov on 3/11/2017
Sony Announces SF-G UHS-II SD Cards: Up to Nearly 300 MB/s Read/Write Performance
Sony has announced its new lineup of SD cards for advanced 4K/8K, DSLR, and mirrorless cameras. The new SF-G-series memory cards use the UHS-II bus and one of Sony’s...
19 by Anton Shilov on 2/24/2017
Edge Memory Announces Video Speed Class SD Cards`
As part of our CES 2017 vendor visits, we talked to Mushkin and Edge Memory about their upcoming products. For those unaware, both Mushkin and Edge Memory are brands...
16 by Ganesh T S on 1/23/2017
The SD Card Association to Classify IOPS Performance of Memory Cards via Logo
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...
21 by Anton Shilov on 11/28/2016
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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