If you're building with a non-ATX case, you want an SFX PSU like the Corsair SF850L. Its smaller form factor makes it a good fit for tighter spaces, but despite its size, it still offers up to 850 ...

Corsair's 9000D Airflow is a massive $499.99 case offering dual-system support and excellent cooling options, but lacks ...

For more compact systems, Thermaltake offers the Toughpower SFX Titanium 1200W PSU, which delivers an impressive power-to-size ratio. Measuring just 125mm x 63.5mm x 103.8mm, this compact unit ...

Available in 850W and 750W, these new power supplies are engineered to bring the power, prestige, and performance of EVGA's award-winning power supplies into an SFX-Standard form factor.

While this ambitious PC DIY project was a success – the system ran without restarts or crashes - one of the little SFX PSUs that was tested got so hot its barcode label started to disintegrate.