Microsoft Store offers the 4.5-lb. Toshiba Satellite S55t-B5152 Signature Edition Intel Broadwell Core i5 2.2GHz 15.6" 1080p Touchscreen Laptop in Satin Gold for $579. Coupon code "PCGRAD15" cuts it to $479. With free shipping, that's $20 under with our mention from a week ago and the lowest total price we've seen. (It's also a current price low by $100.) It features an Intel Core i5-5200U 2.2GHz Broadwell dual-core processor, 15.6" 1920x1080 touchscreen LCD, 4GB RAM, 500GB hard drive, 802.11ac wireless, Bluetooth 4.0, 4-cell battery, and Windows 8.1 64-bit.
Note that Microsoft Signature Edition devices feature a clean operating system without any third-party trialware. Click here to learn more.