RefurBees offers the refurbished Lenovo ThinkCentre M-Series Intel Core 2 Duo 2.8GHz Desktop PC with 20" Monitor, for $379. Coupon code "LM89" cuts it to $189. With free shipping, that's $190 off list and the lowest price we could find. It features an Intel Core 2 Duo 2.8GHz dual-core processor, 4GB RAM, 1TB hard drive, DVD-ROM, a 20" LCD monitor, and Windows 10 Home 64-bit. Deal ends March 23.

Note: A 90-day RefurBees warranty applies.