Chinese SSD maker YMTC lists first commercial PCIe 5.0 SSD as worldwide shortage intensifies — Xtacking 4.0 NAND powers speeds of up to 10,500 MB/s by editors@tomshardware.com (Kunal Khullar) from Latest from Tom's Hardware on 2026-03-08 14:25 (#74398) The newly listed PC550 SSD targets AI PCs and commercial systems and features PCIe 5.0 x4 connectivity, NVMe 2.0 support, and a four-channel design.