I am the second owner and made the purchase in 2016 for $5000.00. The original specs were 3.09Ghz with 16gb of memory. Since then I have upgraded. Details are in the pics. It has a super drive and a Blu-ray burner. The gpu is a Mac edition Sapphire card. comes with aSSD drive. Has original wired keyboard and mouse but has it's wireless keyboard and pad. Has original box. Comes with 30" Apple display. This Mac Pro has been used with a backup battery protector which you can have. has been kept in a closet until now.