Gaming benchmarks : AMD Ryzen 9 3900X vs. Ryzen 7 3700X vs. Intel Core i9- 9900K: Which is the best gaming CPU? - HardwareZone.com.sg
AMD Ryzen 9 3900X gaming benchmarks reveal turning off SMT narrows the performance gap with the Core i9-9900K only in select titles - NotebookCheck.net News
Intel Core i9 9900K vs. AMD Ryzen 9 3900X Linux Gaming Performance Review - Phoronix
AMD Ryzen 9 3900X review: The Core i9-9900K killer? | Rock Paper Shotgun
AMD Ryzen 9 3900X vs. Intel Core i9-9900K: Which High-End CPU to Buy? | PCMag
First gaming benchmarks leaked for AMD Ryzen 3900X, faster than i9 9900K in heavily multi-threaded games