1TB M.2 2230 NVMe PCI Express 3.0 x2 SSD (Solid State Drive)-30mm Half Size, Brand : Samsung PM991 MZ-VLQ1T00, KLFGGAR4AA-K0T0 For Microsoft Surface Pro X, Microsoft Surface Pro 7+, Microsoft Surface Laptop
NVMe vs M.2 vs SATA vs PCIe: What are these SSDs? | Crucial.com
PCIe SSD Drives | Dell USA
KingSpec 64GB Mini PCIe PATA IDE SSD HD Dell Mini 9 in category Information Technology and Tablet/Laptops/Laptop Repair Parts/Hard disks at Easy Technology.
Upgrading Your Laptop with PCIe 4.0 Storage: Which SSD is the best? | Tom's Hardware
Laptop M.2 SSD Compatibility List | LaptopMedia.com