SD cards hop on the PCIe 4.0 bus to hit 4GB/s with version 8.0 of storage spec

Even microSD will hit nearly 2GB/s, which will make for mighty fine rPis

The SD Association, which oversees the design of SD cards, has emitted version 8.0 of its specification that promises to accelerate the mini-memory storage standard to a tick under 4GB/s....