Newegg offers the Samsung 950 Pro M.2 512GB PCI-Express Internal SSD, model no. MZ-V5P512BW, for $309.56. Coupon code "ESCETHE23" cuts it to $288.99. With free shipping, that's $6 under last month's mention and the best price we've seen. (It's a current low by $26.) It features data transfer rates of up to 32GB/s. Deal ends May 1.