APPLE 24-inch iMac with Retina 4.5K display: M3 chip with 8-core CPU and 8-core GPU, 256GB SSD - Blue

Operating system:Mac OS X; Memory capacity:8 GB; Screen size (in inches):24"; Disc Type:SSD; Harddisk capacity (in GB):256; Rotational speed (in RPM):SSD; Interface:Thunderbolt; Optical drive type:without optical drive