Micron 176-Layer Data Center SSD, HPE Kioxia SSDs And PCIe 7 Announced Micron released a 176-layer 3D flash SATA SSD for data centers.  Kioxia was showing its enterprise SSDs at the 2022 HPE Discover.  The PCIe SIG announce that the PCIe 7 specification would be released in 2025 with 128GT/s raw bit rate.