Newegg offers the ADATA 512GB XPG SX900 Serial ATA 6Gb/s 2.5" Internal SSD, model no. ASX900S3-512GM-C, for $259.99. Apply coupon code "MASTERPASS23" and checkout via MasterPass to cut it to $239.99. With free shipping, that's $10 below our February mention and the lowest total price we've seen. (It's also a current price low by $5.) It features read speeds of up to 540MB/s and write speeds of up to 465MB/s. Deal ends July 13.