Caporegime
well the reviews i read said with the increased clock speed it negates it on 1440p upwards. I still think the 5900x is better value.
Ryzen 7 5800X3D Vs Ryzen 9 5900X: We Tested Both - Tech4Gamers
We'll let you know about the key differences between the Ryzen 7 5800X3D vs Ryzen 9 5900X according to their benchmarks.tech4gamers.com
Summary :In the end, if you’re looking to upgrade from the older Ryzen 9 5900X to Ryzen 7 5800X3D, then simply don’t because for gaming, there’s minimal improvement in performance, and for productivity, the Ryzen 9 5900X is much better.
it says minimal improvement.
Don't think that holds true, the 5800X3D is still the better gaming CPU at 1440P. Your original statement on the 5900X being the overall better gaming CPU is wrong.
AMD Ryzen 7 5800X3D review
It's time for another ZEN3 review, this time something extra special for gamers. It's the much-discussed Ryzen 7 5800X3D. The CPU, which is on many people's radar, features eight cores and sixteen ... Performance - Gaming RTX 3090 - 2560x1440 (QHD)
www.guru3d.com
At 1440p and more so at 4k the benefit of the 5800X3D over alternatives is limited as GPU is the main bottleneck.
I'd agree changing from a 5900X to a 5800X3D isn't worthwhile but no one is actually suggesting that.