August 31, 2009 -- iWave announces the Host controller for SDXC which is compatible with the SD Physical Layer specification V3.0.The core developed, supports 32 bit AHB LITE Host interface working at ...

SD Host Controller IP, SD host spec. v3.0, SDIO spec. v2.0, MMC spec. v4.3, Supports UHS50/UHS104 card, Soft IP SD host controller wih ahb interface, compliant with the SD Host Controller Standard ...

SD Express cards will support PCIe 4.0, but don't expect to see it on a camera or drone anytime soon. It's traditionally taken a while for new storage standards to take hold.

However a SD Express card might run slower if not using it in an SD Express device. Like UHS-II, SD Express uses a 2nd set of pins to access the Memory from a different interface.

The Lexar Professional Gold Pro SDXC Express card is SD 8.0 certified and according to Lexar, is capable of reaching read speeds of up to 1,700 MB/s ...

Well, it looks like SD cards of the future are going to be mind blowingly fast -- with the SD Association announcing the new SD 8.0 specification and speeds of up to an insane 3.9GB/sec. Yeah ...