0 Type-A 802.4GHz 1TB HDD 8GB RAM - A Grade Refurbished 8GB 1TB 27in Intel Core i5 The 7th-gen Kaby Lake Intel processor uses low voltage for better energy efficiency while still providing fast performance needed to run processor-intensive applications such as Logic Pro or Final Cut Pro. The iMac s processor has been upgraded and now houses a 7th-gen Kaby Lake 3.