B&H Photo Video offers the mid-2017 Apple iMac Intel Skylake Core i5 3GHz 21.5" Retina 4K All-in-One Desktop for $899 with free shipping. That's the lowest price we could find by $301. Buy Now Features Intel Core i5-6500 3GHz Skylake quad-core processor 21.5" 4096x2304 LED-backlit Retina 4K display 8GB RAM 1TB hard drive AMD Radeon Pro 555 2GB graphics macOS Sierra Model: MNDY2LL/A