Serge's blog

When people plan a custom PC build, they often focus on one thing — getting the most expensive CPU or GPU they can afford. But in reality, performance doesn’t come from a single component. It comes from balance. I’ve seen many systems where expensive parts were paired with weak supporting components — and the result was disappointing performance, instability, or both. CPU vs GPU: It’s Not About “Best”, It’s About Fit One of the most common mistakes is overspending on a high-end CPU while pairing it with an average GPU, or the opposite. In gaming systems, for example, GPU matters more. In workloads like development, rendering, or multitasking — CPU plays a bigger role. The key is not to buy the “best” part — but to build a system where components complement each other. Motherboard Quality Matters More Than People Think Not all motherboards are created equal. Power delivery, BIOS support, and overall build quality can directly affect system stability and performa...

Power supply failures are one of the most underestimated causes of hardware issues. Most people expect a system to simply shut down when something goes wrong. In reality, the consequences can be much worse. In several real-world cases I’ve seen, a failing PSU didn’t just stop working — it sent unstable voltage through the system, causing damage to the motherboard, storage devices, and even connected peripherals. Sometimes the system continues to run for a while, which makes the problem harder to diagnose. Why PSU Failures Are Dangerous A modern computer depends on stable voltage across multiple rails. When a power supply starts degrading, it can introduce: Voltage spikes that damage sensitive components Undervoltage leading to instability and crashes Data corruption on SSDs and HDDs Sudden shutdowns during disk operations One of the worst scenarios is when the system appears to “mostly work” while silently corrupting data. By the time the issue becomes obvious, recover...