Crucial T700 4TB PCIe Gen5 NVMe M.2 SSD with heatsink Crucial T700 Pro Series NVMe® SSD Catch us if you can Introducing the fastest Gen5 SSD on the planet Working in close collaboration with controller, CPU and motherboard vendors, Crucial is the only brand whose parent company, Micron, innovated the 232-layer TLC NAND3 inside the T700 Gen5 SSD. Micron’s 45-year reputation for industry innovation and leadership backs up the end-to-end quality, reliability, superior testing and OEM qualification in every Crucial SSD.