Surplus Products via Newegg again offers the refurbished HP Z420 Intel Xeon E5 3.2GHz Workstation Desktop PC for $324.99 $334.99 with free shipping. That's $25 below our March mention, $175 off, and the lowest total price we've seen for this configuration. It features an Intel Sandy Bridge Xeon E5-1650 3.2GHz 6-core processor, 8GB RAM, 250GB hard drive, DVD burner, Gigabit Ethernet, and Windows 10 Professional 64-bit.

Note: A 90-day Surplus Products warranty applies. The item may have cosmetic blemishes such as scratches or surface imperfections.