Thought this was an interesting deal for a couple gen old iMac. It is model MC511LL/A-R 27" with Intel Core i5 2.66GHz 4GB DDR3 1TB HDD. This isn't the latest gen thin iMac this is the thicker version with the superdrive built into it. Sold on eBay but sold by Newegg. I hope this can help someone!