Save big on refurbished Macs today at Apple's online store, like this $100 price break on a refurb. Mac mini with a 2.5GHz Intel dual-core i5 processor, 4GB of RAM and a 500GB hard drive, now $699. For a little bit more, $749, is the refurb. Mac mini with Snow Leopard Server, a 2.66GHz Intel Core 2 Duo processor, 4GB of RAM and dual 500GB hard drives.