Walmart had a clearance on SSDs. $17 for this WD Black 500GB, Amazon lists it for $60: WD_BLACK 500GB SN770 NVMe Internal Gaming SSD Solid State Drive - Gen4 PCIe, M.2 2280, Up to 5,000 MB/s - WDS500G3X0E
$25 for this 1TB, $77 on Amazon: Western Digital 1TB WD Blue SN570 NVMe Internal...