Extra cache, but no extra clocks.
NO overclocking for you AMD Asks Motherboard Makers to Remove
AMD Ryzen 7 5800X3D reportedly does not support overclocking
Micro Center AMD Ryzen 7 7800X3D 8-Core16-Thread
AMD Ryzen 7 7800X3D Gets Overclocked to 5.4 GHz Using EK-Quantum
AMD Ryzen 7 5800X3D Review: The Power Of 3D V-Cache Gaming
Breaking AMD's Rules: Overclocking the Ryzen 7 5800X3D (Kombo
It's official: AMD Ryzen 7 5800X3D does not support overclocking
MSI X570 Beta BIOS Enables Ryzen 7 5800X3D Tweaking
AMD Ryzen 7 5800X3D review
Software Bug Lets You Overclock AMD's 5800X3D to Death In Seconds
AMD on LinkedIn: AMD Ryzen 7 7800X3D Review: New Gaming Champ
AMD Ryzen 7 5800X3D reportedly does not support overclocking (yet
Official overclocking support is allegedly coming to the Ryzen 7