MegaMacs offers the used Apple Mac Pro Xeon 8-Core 2.8GHz Workstation, model no. MA970LL/A, for $1,299.99 plus around $54 for shipping. That's $95 under our mention from four weeks ago and the lowest total price we've seen for any 8-core Mac Pro. (It's also a current price low by $361.) This Mac Pro features two Intel Xeon 2.8GHz quad-core processors, 2GB RAM, 320GB hard drive, dual-layer DVD burner, NVIDIA 8800 512MB video card, 802.11n wireless, Bluetooth, and more. A 30-day MegaMacs warranty applies. Deal expires November 9.

Of note, an OS is installed on this system, but it's unclear which OS.