AMD Radeon Pro 570 vs 575 vs 580 on iMac - Specification and Benchmark Comparison
iMac Performance (March 2019)
2019 iMac review: The best of a bygone era – Six Colors
iMac (27-inch) Benchmarks (June 2017)
Geekbench
Benchmarks for high-end iMac 5K show 75 percent speed gain over 2017 model | AppleInsider
Hands on and benchmark testing of Apple's 2019 iMac 4K | AppleInsider
Der iMac 2019 im Mac-Life-Test: Fast schon Pro | Mac Life
Base and Middle Tier Mac Pro Models Offer CPU Performance Similar to iMac Pro - MacRumors
The M1 Mac mini vs iMac Pro 2017 vs Everyone (Part 1) - Architosh
MacBook Air mit Apple M1-Chip schlägt im Benchmark-Test (fast) alles
Intel's Coffee Lake Chips Bring Significant Speed Boosts to 2019 iMacs - MacRumors
27-Zoll iMac 2020 im Test: Teils schneller als Mac Pro - Macwelt
2019 iMac performance ranges from 5% to 66% increase over previous models | AppleInsider
Hands on and benchmark testing of Apple's 2019 iMac 4K | AppleInsider
Apple iMac 21.5-Inch (2019) Review | PCMag
iMac 27 2019 i9 Benchmark For Music Production & Logic Pro X - YouTube
Apple iMac 2020: Intel Core i9 mit 10 Kernen taucht im Benchmark auf - notebooksbilliger.de Blognotebooksbilliger.de Blog
Geekbench
New 24-inch M1 Apple iMac destroys every iMac that ever came before it in Geekbench single-core tests with +37% gains over the nearest Intel Core i7 and i9 models - NotebookCheck.net News
Apple iMac 21.5-inch (2019) - Full Review and Benchmarks | Tom's Guide
Base and Middle Tier Mac Pro Models Offer CPU Performance Similar to iMac Pro - MacRumors