Best Buy continues to offer its 4.9-lb. Dell Inspiron 15 7000 Series 7558 Intel Broadwell Core i7 2.4GHz 15.6" 2-in-1 1080p Touchscreen Laptop, model no. I7548-7286SLV, with a Titanium Internet Security 3-Device 1-Year Subscription for Windows or Mac for $499.99 with free shipping. That's $400 off list and the lowest total price we could find. It features an Intel Core i7-5500U 2.4GHz Broadwell dual-core processor, 15.6" 1366x768 touchscreen LCD, 12GB RAM, 1TB hard drive, 802.11ac wireless, Bluetooth 4.0, backlit keyboard, 3-cell battery, and Windows 10. (It doesn't have an optical drive.)