Why won’t my Ryzen 5 5500 boot with two 16GB DDR4 sticks?
I'm troubleshooting a gaming PC with a Ryzen 5 5500, MSI B450M PRO-M2 MAX, RTX 3080, and two matching 16GB Kingston DDR4 modules. Either 16GB stick works normally…
memory troubleshooting
Dell OptiPlex 9020 Shows 3-5 Blink Code and No Display
I'm trying to revive a used Dell OptiPlex 9020 that powers on but shows a front-panel LED blink code of 3-5 and produces no video output. The power…
Why is Windows reserving half of my 12 GB of RAM?
Windows 11 Pro 24H2 reports 12 GB of installed RAM, but only 5.85 GB is usable and 6.1 GB is marked as hardware reserved. The system has an…
One DDR4 Stick Stopped Booting After Upgrading to a Ryzen 7 5700X
I had four 8GB DDR4 sticks installed and recently upgraded my CPU from a Ryzen 5 3600 to a Ryzen 7 5700X. After the upgrade, one stick no…
No Display After Reseating RAM, Plus a Strange Humming Noise
I'm a beginner PC builder, and I opened my computer for only the second time. I removed the single RAM stick to inspect it, but had trouble reinstalling…
Trouble Running RAM with AMD EXPO Settings
I've recently purchased a G.Skill F5-6000J3636F16GX2-FX5 32GB RAM kit (2x16GB), but I'm having issues getting it to post when using AMD EXPO settings. My CPU is a 7600X3D,…
Dell R940 Won't POST After Memory Upgrade – Need Help!
I just bought a used Dell R940 that came without a CPU or RAM, but it did come with a guarantee that it works. I replaced the components…