Samsung 4TB 990 PRO M.2 NVMe SSD, M.2 2280, PCIe 4.0, V-NAND, R/W 7450/6900 MB/s

But, 990 PRO uses less power with over 50% improved performance per Watt over 980 PRO. This low-power design makes max PCIe® 4.0 performance possible with optimal power efficiency. Reach max performance of PCIe® 4.0.

eBay