WEBTesting conducted by Apple in September and October 2023 using preproduction 24-inch iMac systems with Apple M3, 8-core CPU, and 10-core GPU, as well as production 3.0GHz 6-core Intel Core i5-based 21.5-inch iMac systems with Radeon Pro 560X with 4GB of GDDR5 memory, all configured with 8GB of RAM and 256GB SSD.