ADATA via Rakuten has 480GB ADATA XPG SX8200 3D NAND NVMe M.2 2280 Solid State Drive (ASX8200NP-480GT-C) for $117 – $17.55 w/ coupon code AD17 = $99.45. Shipping is free, and you also earn 1170 Rakuten points ($11.70 value) for future usage.
https://www.rakuten.com/shop/adat…P-480GT-C/
Note: Must be logged into your Rakuten account to apply the coupon code.
Top tier performance for significantly less money than a Samsung 970 EVO.
http://ssd.userbenchma