Newegg offers the refurbished Lenovo ThinkCentre M71E Intel Pentium G630 2.7GHz Desktop PC for $99.99. This $20 mail-in rebate drops it to $79.99. With $1.99 for shipping, that's $10 under our mention from two days ago, $120 off, and the lowest total price we've seen. Features include an Intel Pentium G630 2.7GHz Sandy Bridge dual-core processor, 4GB RAM, 250GB hard drive, DVD burner, Gigabit Ethernet, and Windows 7 Professional 64-bit. Deal ends May 31.

Update: It's now includes free shipping.