up to 32 Gb/s
NVMe Adapters – Dual m.2 card adapters. Currently, hold 1 card at a max rate of 32gbps and the other one at 6gbps.
2tb ssd nvme $200 – https://www.bestbuy.com/site/adata-xpg-s7-series-2tb-pcie-express-3-0-gen3-x4-nvme-m-2-2280-solid-state-drive/6423397.p?skuId=6423397
NOTE: ADATA is outperforming Samsung with prices that are 2/3rds of the cost.
Hard Drive Read Write Speed Table
32gbps = 3200 mb/s
6gbps = 560 mb/s