Dell Home offers its Alienware X51 Intel Haswell Core i3 3.5GHz Desktop PC for $699.99. Coupon code "27PLW7D7VFL7L3" cuts the price to $639.99. With free shipping, that's tied with last week's mention and the lowest total price we could find by $38. It features an an Intel Core i3-4150 3.5Hz Haswell dual-core processor, 6GB RAM, 1TB 7200 rpm hard drive, NVIDIA GeForce GTX 745 4GB graphics, DVD burner, 802.11n wireless, and Windows 8.1 64-bit. Deal ends May 2.