The Lexar NM790 is a PCIe Gen4 x4 NVMe SSD in the M.2 2280 form factor. Despite being DRAM-less (Maxio MAP1602 controller), it delivers strong performance (up to 7,400 MB/s sequential read) with excellent idle power efficiency, and is widely praised in the Framework community as one of the best-value high-capacity drives.
The Samsung 990 Pro is a PCIe Gen4 x4 NVMe SSD in the M.2 2280 form factor, with sequential reads up to 7,450 MB/s. It is a popular high-performance community choice for Framework laptops, confirmed working without storage-related issues.
The WD_BLACK SN850X is a PCIe Gen4 x4 NVMe SSD in the M.2 2280 form factor. It is one of Framework's officially compatibility-tested drives and a frequent community choice for the primary storage slot, with sequential reads up to 7,300 MB/s. Framework ships the related enterprise SN810 drive in pre-built Laptop 16 configurations.