Ryzen 9800X3D NO POST on B650 Motherboards:
What You Need to Know
Upgrading to the new AMD Ryzen 9000-series is exciting; especially the 9800X3D, which promises top-tier gaming performance thanks to its stacked 3D V-Cache technology. But over the past few months, a trend has emerged: a noticeable number of these chips simply refuse to POST, even on fully compatible AM5 motherboards.
If you’ve dropped a 9800X3D into a B650 board and you’re staring at yellow + red debug LEDs (CPU + DRAM) with zero video output, you’re not alone. This article breaks down what’s going on, what’s not the problem, and whether switching to a 7800X3D or another CPU might save you a ton of trouble.
