Apple launched new iMac models.

Apple launched new iMac models. It comes with Intel’s seventh-generation Kaby Lake processors and improved AMD Radeon Pro discrete graphics options. It announce tham at its annual Worldwide Developers Conference.

Apple’s new high-end 27-inch iMac stock configuration with a 3.8GHz quad-core Core i5 processor.

The new 27-inch iMac also has up to 80% improved graphics performance compared to the equivalent 2015 models at compute tasks such as image processing.

The built-to-order 27-inch iMac with a 4.2GHz quad-core Core i7 processor is Apple’s fastest Mac ever in single-core CPU performance.

That will undoubtedly change in December when Apple launches the iMac Pro with workstation-class tech specs, including up to an 18-core Intel Xeon processor, top-of-the-line Radeon Pro Vega graphics, up to 4TB of SSD storage, and up to 128GB of ECC RAM. iMac Pro will start at $4,999 in the United States.

The new 27-inch iMac starts at $1,799. New 21.5-inch models are also available from $1,099. Prices vary by country.