Rakuten has the XPG SX8200 PCIE NVME GEN3X4 M.2 2280 960GB SSD for $209.99 – $21.00 with coupon AD13 also give you 20% back in Rakuten Super Points toward a future purchase.
https://www.rakuten.com/shop/adat…NP-960GT-C
Also works with 480GB
https://www.rakuten.com/shop/adat…s_widget