PC Builds

PC Builder: Plan Your Gaming PC Build and Budget

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A PC builder starts with one question: where the money should go. Get the split right and even a modest budget makes a fast gaming PC. Get it wrong and you end up with a powerful processor held back by a weak graphics card, or a great GPU on a power supply that can't feed it.

Short answer: give the graphics card the largest share, about two fifths of a gaming build, then the processor and motherboard. Use the planner below to turn your budget into a target for each part.

This hub is the start of our PC building guides. Plan your budget here, then use the linked guides to choose parts, check compatibility and put it all together.

PC Builder Budget Planner

Enter your total budget and pick a build goal. The planner shows a target amount for each part. These shares are our planning model, last checked on 25 September 2026. They are not prices.

Graphics cards from NVIDIA's RTX 50 series and AMD's Radeon RX 9000 series are the current choices for new builds.

How to Use the Planner

1. Set your total budget for the PC itself. Leave the monitor, Windows and accessories out.
2. Pick your goal. Budget 1080p builds put a little more into the power supply and case to keep them reliable. Streaming builds put more into the processor, which handles video encoding alongside the game.
3. Treat each number as a target, not a limit. If a great graphics card is slightly over its target, take a little from the case or cooler.
4. Never cut the power supply below its target. It protects every other part.

Why the Graphics Card Gets the Largest Share

In almost every game, the graphics card decides your frame rate. A faster processor helps less once it is fast enough to keep the GPU busy. That is why a balanced gaming build spends roughly twice as much on the GPU as on the processor. Streaming builds shift a little toward the processor, because it works harder when you broadcast.

Your Next Steps

Choose your parts. Our PC build guide explains how to pick each part and check that they work together.

See a budget example. Our budget PC build guide lays out a complete low-cost build by tier.

Build it. Our how to build a gaming PC guide walks through assembly step by step.

Compare builder tools and services. Our gaming PC builder guide compares part-picker tools with custom-build services if you would rather configure than assemble.

Should You Build or Buy?

Building gives you full control over every part and often a better power supply and case for the money. It takes an afternoon and some care. Buying prebuilt saves the time and gives you one warranty. If you lean toward prebuilt, see our good prebuilt gaming PC guide and our cheap gaming PCs hub.

Common Budget Mistakes

Overspending on the processor. A top-tier CPU with a mid-range GPU wastes money in games.

Cutting the power supply. A cheap unit can fail and damage other parts.

Forgetting Windows and peripherals. Budget for a Windows license, a monitor and accessories separately.

Buying a case that is too small. Check graphics card length and cooler height before you order.

Verdict: How to Use a PC Builder Plan

Start with the budget split. A good PC builder plan gives the graphics card about two fifths of the money and the processor about a fifth, and never cuts the power supply. Use the planner to turn your budget into targets, then follow our PC build guide to pick compatible parts and our step-by-step guide to build it.