Guides & Deep-Dives

The FPS Engineering Blog

No fluff, no snake oil. Practical guides on RAM tuning, GPU settings, fixing stutter, reducing latency, and getting the most out of your hardware.

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RAM & BIOS February 2026

XMP & EXPO: What It Is and Why Your RAM Is Probably Running Slow

Most PCs ship with RAM running at a fraction of its rated speed. One BIOS toggle fixes it — here's what to do and why it's safe.

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Input Latency February 2026

How to Actually Reduce Input Lag (The Settings That Matter)

Frame caps, NVIDIA Reflex, VRR strategy, and buffer settings — the changes that genuinely move the needle on input latency.

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GPU & Drivers January 2026

NVIDIA Control Panel Settings That Actually Matter for FPS

Most NVIDIA Control Panel guides are copy-pasted nonsense. Here are the settings that have a measurable impact — and the ones that don't.

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Thermals January 2026

Is Your PC Thermal Throttling? How to Tell and What to Do

Thermal throttling silently destroys FPS mid-game. Here's how to detect it with free tools and the steps to fix it without buying new hardware.

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Hardware January 2026

Should You Optimise or Upgrade? How to Actually Decide

A new GPU won't fix a CPU bottleneck. And spending £400 on hardware when a £99 optimisation session gets you there is bad maths. Here's how to think about it.

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Tools & Benchmarking December 2025

How to Benchmark Your PC Properly With CapFrameX

CapFrameX is the best free tool for capturing real in-game performance data. This guide covers setup, capture, and how to actually read the results.

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