Newegg via eBay offers the Samsung 1TB 840 EVO Series Serial ATA 6Gb/s 2.5" Internal SSD, model no. MZ-7TE1T0BW, for the in-cart price of $379.99 with free shipping. That's $10 under our mention from three weeks ago and the lowest total price we've seen for this SSD. (It's also a current price low by $61.) It features read speeds of up to 540MB/s and write speeds of up to 520MB/s.
Update: As a reader found, Amazon offers it for the same price.