Ending today, Buy.com via Rakuten Shopping offers the 5.8-lb. ASUS Intel Ivy Bridge Core i7 2.3GHz 15.6" LED-Backlit Laptop
, model no. K55A-DS51, for $599
with free shipping
. Even better, coupon code "SUMMER" yields 17,970 Rakuten Super Points
(they convert to a $179.70 Rakuten Shopping credit). Assuming you'll use the credit, that's the lowest total price we could find by $147 and the best deal we've seen on an ASUS 16" laptop with an i7 quad-core CPU. It features an Intel Core i7-3615QM 2.3GHz Ivy Bridge quad-core processor, 15.6" 1366x768 LED-backlit LCD, 8GB RAM, 750GB hard drive, DVD burner, 802.11n wireless, Gigabit Ethernet, webcam, media card reader, USB 3.0, 6-cell battery, and Windows 8.
Note that all Rakuten Super Points earned during this promotion will be available 15 days after shipment and will expire 20 days thereafter.