CompUSA offers the factory-refurbished HP Pavilion a6417c Athlon 64 X2 2.5GHz Desktop PC, model no. KJ402AA, for $379.97. With around $20 for shipping, that's a slight drop from our June mention and $125 less than the lowest total price we could find for a new, factory-sealed unit. It features an AMD Athlon 64 X2 4800+ 2.5GHz dual-core processor, 3GB RAM, 400GB hard drive, dual layer DVD burner with LightScribe, GeForce 6150SE nForce 430 video card, flash card reader, FireWire, keyboard and mouse, and Windows Vista Home Premium. A 90-day HP warranty applies.

Of note, pay via PayPal for $20 cash back, making it $359.97. The PayPal discount will be credited to your account within six to eight weeks after purchase.