Apple iMac 27 Inch 5K 2017 Quad-Core Intel i5 40GB Ram 1TB HDD RadeonPro575 4GB
Storage : 1TB Hard Disk Drive (HDD). The core Apple components are from the mid-2017 release. The maximum supported by Apple is 64GB. Graphics : AMD Radeon Pro 575 graphics processor with 4GB of GDDR5 VRAM.