SSD Western Digital SN850X 1 TB, PCI Express 4.0 x4, M.2, Nero

Model: SN850X. Capacity: 1TB. ⚡PCIe Gen4 x4 Interface – Lightning-fast transfer speeds up to 7,300 MB/s read and 6,600 MB/s write. Max Sequential Write Speed: Up to 6,600 MB/s.

eBay