Gigabyte GV-R777D5-1GD Radeon HD 7770

Built on the Radeon HD 7770, this card packs 1GB of GDDR6 memory. Clocks run from 1000 up to 1000 boost, drawing 150W — even modest power supplies handle it. At 223mm long it fits most mid-tower cases; display outputs: HDMI 2.1, DisplayPort 2.1. 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. Gigabyte backs the product through its standard warranty channels; check the listing for region-specific terms. Every published spec is tabulated below, and compatibility against your current part list is checked automatically.