Gigabyte GV-R645SL-1GI Radeon HD 6450

Built on the Radeon HD 6450, this card packs 1GB of GDDR6 memory. At 180mm long it fits most mid-tower cases; display outputs: HDMI 2.1, DisplayPort 2.1. Clocks run from 625 up to 625 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. 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.