I'm experiencing a big difference in WiFi speeds between my laptop and desktop, even though they're on the same desk. My internet is advertised at 900mbps, and while my laptop gets about 700mbps, my desktop only gets around 50mbps. I suspect the issue might be the older WiFi card in my desktop, but it used to work at speeds up to 250mbps. Any ideas on what might be causing this discrepancy?
3 Answers
Your desktop is probably using a pretty outdated WiFi card that’s limited to lower speeds. If it’s only able to handle 100mbps max, you should really look into upgrading to a newer card that supports higher speeds, ideally one that can do 1000mbps.
First off, where did you see that 900mbps speed advertised? WiFi speeds can fluctuate a lot because of interference from other networks nearby. But I get it—you're focusing on why there's such a big gap between your laptop and desktop in the same spot.
It sounds like your desktop might be stuck on the 2.4GHz band while your laptop is on the 5GHz band, which is usually faster. Try checking your network settings; your desktop's WiFi adapter might need to be set to connect to the 5GHz band. You can go into your router settings and give each band a different name to make it easier to connect the right device. If that doesn’t help, maybe consider grabbing a USB WiFi dongle to boost your desktop's performance.

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