Diamond 6670PE51G Radeon HD 6670

Built on the Radeon HD 6670, this card packs 1GB of GDDR6 memory. Display outputs: HDMI 2.1, DisplayPort 2.1. Clocks run from 800 up to 800 boost, drawing 150W — even modest power supplies handle it. 1GB of VRAM is tight for modern AAA games — best suited to esports.

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 Diamond, with terms that vary by region. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.