Define Use Case and Budget
1-2 hoursIdentify primary use (gaming, video editing, programming, office) and set total budget including monitor, peripherals, and OS.
Field context
This workflow is part of 4 niche fields
PC build planning guide for component selection, compatibility checks, budget tiers, assembly steps, BIOS setup, and performance optimization for custom computers.
Identify primary use (gaming, video editing, programming, office) and set total budget including monitor, peripherals, and OS.
Choose CPU, motherboard, RAM, GPU, storage, PSU, case, and cooler ensuring socket, form factor, and wattage compatibility.
Track prices across Amazon, Newegg, Micro Center, and manufacturer direct. Buy during sales events.
Review build guides, prepare workspace with anti-static precautions, and organize components before starting.
Install components, manage cables, POST test outside case first, then install OS and stress-test with monitoring software.
Allocate build budget across components by priority.
Compare component prices across retailers. · Track price history and buy at lowest point.
Calculate price-per-performance ratios for CPU and GPU options.
Estimate annual power cost based on build TDP.
Percentage guidelines by build type — adjust based on specific software requirements.
| Component | Gaming % | Productivity % | Budget Priority |
|---|---|---|---|
| GPU | 45% | 15% | Gaming: highest |
| CPU | 20% | 30% | Productivity: highest |
| RAM | 10% | 15% | Both: 16GB min, 32GB ideal |
| Storage (SSD) | 10% | 15% | NVMe Gen4 recommended |
| PSU + Case + Cooler | 15% | 25% | Never cheap out on PSU |
If gaming, select GPU first then build rest of system around it — GPU is the performance bottleneck.
Low-quality PSUs destroy components when they fail — budget $80+ for 650W 80+ Gold.
Mining GPUs may have degraded performance — test thoroughly and buy from reputable sellers with return policy.
Good cable routing improves airflow 5–10°C — use case with routing channels and velcro ties.