Gigabit fiber won't fix a laggy match by itself. If you've upgraded your Internet and your ping still spikes at the worst possible moment, the download number on your plan isn't the problem.
Most game traffic is tiny. The data telling the server where you moved is a few kilobytes, sent many times a second, not gigabytes. Download speed determines how fast you install a 100 GB game (about 13 minutes on fast fiber versus around 44 minutes at the US median speed), but it does nothing for how your character responds once you're in the match.
Two numbers matter more:
Fiber's advantage for gaming isn't the big number on the plan, it's consistency. A dedicated fiber line to your home doesn't share bandwidth the way some cable and wireless setups do, so your latency holds steady instead of spiking when someone else in the house starts a 4K stream or backs up their phone.
Gigabit matters when gaming isn't the only thing happening on your network. If you're gaming while someone else is streaming in 4K, a video call is running in another room, and a console is mid-download, gigabit gives you headroom so none of that competes for the connection. For a single gamer on a quiet network, that headroom matters less for the game itself. Ting's symmetrical speeds mean your upload keeps up too, useful if you're streaming your gameplay, not just receiving it.
If matches still feel off, run a wired speed test (not Wi-Fi) during the time you actually play, and look at latency and jitter, not just download speed. That tells you more about what's happening than the headline number on your bill.
Ting runs 100% direct fiber to your home, not shared coax, with the same speed up and down. Check what's available at your address at ting.com.