be quiet! Straight Power 11 650W

This is a 650W unit with 80+ Platinum efficiency certification and full cabling. 650W covers a 220–300W GPU and a midrange CPU comfortably. It uses the ATX form factor — confirm your case lists ATX support. Power supplies are the wrong place to cut corners — efficiency certification correlates with build quality and warranty length.

At $118.77 it sits in the high-end power supply bracket. Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Support and warranty service run through be quiet!, with terms that vary by region. Every published spec is tabulated below, and compatibility against your current part list is checked automatically.