Expect around 5% faster speeds from new AMD Ryzen 9 3900XT over 3900X
AMD Ryzen 9 3900XT review (Page 6)
AMD Ryzen 9 3900XT Processor 12 Core 24 Thread 4.6 - BOX / PACKAGING ONLY NO CPU | eBay
AMD Ryzen 9 3900XT manages credible results on Geekbench placing it in the company of the Ryzen 9 3900X and Intel Core i9-10900K but its predecessor offers better value - NotebookCheck.net News
AMD Ryzen 9 3900XT Processor (4.7 GHz, 12 Cores, Socket AM4) - 100-100000277WOF for sale online | eBay
AMD Ryzen 9 3900XT Processor 12 Core 24 Thread 4.6 - BOX / PACKAGING ONLY NO CPU | eBay
AMD Ryzen 9 3900XT and Ryzen 7 3800XT CPU Review | KitGuru- Part 7
AMD Ryzen 9 3900XT review (Page 14)
AMD Ryzen 3600XT, 3800XT And 3900XT Review: Should You Upgrade or Buy Intel Instead?
AMD launches Ryzen 9 3900XT, Ryzen 7 3800XT, and Ryzen 5 3600XT processors | IT World Canada News