HP offers its HP Envy 750-425qe Intel Skylake Core i7 3.4GHz Desktop PC in Natural Silver for $799.99 with free shipping. That's $250 off list and the lowest price we could find. It features an Intel Core i7-6700 3.4GHz Skylake quad-core processor, 12GB RAM, 2TB hard drive, Nvidia GeForce GTX 750 Ti 2GB graphics, DVD burner, 802.11ac wireless, Bluetooth 4.2, USB 3.0, and Windows 10 Home 64-bit. Deal ends May 13.