Building Your First Gaming PC: The Complete Parts Checklist

Building your own gaming PC sounds complicated until you break it into a shopping list. Every build, from a modest 1080p rig to a serious 1440p machine, uses the same eight part checklist. Get those right and assembly is mostly a matter of following the manual.

What parts do I need to build a gaming PC?

Every build needs the same core components: a graphics card, a processor, a motherboard, memory, storage, a power supply, a case, and a CPU cooler. Miss one and the build simply will not boot, so treat this as a checklist rather than a wish list.

• Graphics card (GPU): sets your frame rate ceiling and usually takes the biggest slice of the budget.
• Processor (CPU): handles game logic, physics, and everything running in the background while you play.
• Motherboard: connects every other part together and has to match your CPU's socket type.
• Memory (RAM): 32GB is the comfortable target for a new build in 2026, with 16GB still a fine option on tighter budgets.
• Storage: an NVMe SSD for your operating system and games. Aim for 1TB if your budget allows it.
• Power supply (PSU): needs enough wattage headroom for your graphics card, plus some to spare.
• Case: pick one that physically fits your graphics card and has decent airflow.
• CPU cooler: some processors include one in the box, others need a separate air or liquid cooler.

You will also need a licensed copy of Windows, unless you are comfortable installing a free Linux distribution and troubleshooting your own driver quirks.

Is it cheaper to build or buy a gaming PC?

Building usually saves money against a similarly specced prebuilt, though the gap has narrowed. Large PC makers buy parts in volume and can sometimes match a DIY build's price on entry level configurations.

Where building wins is control. You choose exactly which brand of each part goes in, you can start with a slightly lighter graphics card and upgrade it later, and you are not paying for case lighting or bundled software you never asked for. Building also teaches you the machine, which pays off the first time something needs troubleshooting down the road.

Buying wins on convenience. A prebuilt is one phone call if something fails in year one. A self built PC usually means figuring out which of eight parts is at fault yourself, though most parts carry their own manufacturer warranty regardless of who assembled the machine.

How much should I spend on my first gaming PC?

Most first time builders land in one of two comfortable zones: an entry level build tuned for solid 1080p gaming, or a step up aimed at 1440p. Component prices move with the market, so treat any figure you read as a starting point and check current listings before you commit.

A lean 1080p build pairs a value graphics card with a current mid tier processor, 16GB of memory, and a roomy SSD. Stepping up to a 1440p capable graphics card and 32GB of memory raises the total but buys a machine that stays comfortable for years rather than needing an upgrade after a single console generation's worth of games. Our guides to picking a graphics card and choosing how much memory to buy go deeper on matching parts to your budget.

Whatever your total, resist putting most of it into one part. A great graphics card paired with a weak power supply or too little memory bottlenecks the whole system.

What tools do I need to build a PC?

Less than most people expect. A Phillips head screwdriver handles nearly the entire build. A magnetic parts tray keeps tiny screws from rolling under the desk, and a small pack of zip ties tidies up cables once everything is connected.

Static electricity is worth respecting but not fearing. Touch a bare metal part of your case before handling components, work on a hard surface instead of carpet, and you have covered the practical risk.

Can I build a gaming PC without any experience?

Yes. Modern connectors are keyed so most of them only fit one way, and the manual that ships with your motherboard walks through the order of operations. The typical sequence: install the CPU and cooler onto the motherboard first, add memory, mount the motherboard in the case, install the power supply, then the storage and graphics card, and finish with cable management.

Give your first build an afternoon rather than rushing it between other plans. Reading each manual before you start, especially the motherboard's, saves more time than it costs.

Buying parts locally

Not every part needs to be new. Cases, power supplies, and older but still capable graphics cards show up regularly from people upgrading their own rigs, often well under retail. Ask how old the part is, whether it is still under manufacturer warranty, and test it before money changes hands. Our guide to safe local cash deals and meetup spots in BC covers how to handle a purchase like this.

Once your build is running, whatever it replaced is worth something to somebody else. Have a look at what's listed near you on BarterBin before you shop for parts new, and once your old machine is free, it takes about a minute to give it a second life with someone nearby.