ANT Online offers the Lenovo ThinkCentre M93p Intel Core i5 Dual 2.9GHz PC Desktop, model no. 10AB-0010US, for $639.88 with free shipping. That's a $10 drop since our January mention and the lowest total price we could find by $6. It features an Intel Core i5-4570T dual core processor, 4GB RAM, 500GB hard drive, WiFi, Gigabit Ethernet, and Windows 7 Professional.