Gateway Desktop PC, Phenom X4 Quad-Core CPU, 4GB/640GB for $349.99 shipped. Here is a screenshot for your reference. It features an AMD Phenom X4 quad-core CPU, 4GB RAM, 640GB drive, DVD burner, Gigabit Ethernet, Windows Vista Premium 64-bit with SP1, and more. Note that it is also eligible for Free Windows 7 Upgrade. Most places have it for over $400.