HIS H799F6G4M Radeon HD 7990

Built on the Radeon HD 7990, this card brings 6GB of GDDR6 memory. Clocks run from 950 up to 950 boost, drawing 150W — even modest power supplies handle it. At 320mm long it needs a full-size case; display outputs: HDMI 2.1, DisplayPort 2.1. 6GB of VRAM is tight for modern AAA games — best suited to esports.

PlanMyPC's builder flags compatibility problems automatically and tracks the latest graphics card deals from multiple stores. Warranty coverage follows HIS's standard policy — confirm regional terms on the listing. Every published spec is tabulated below, and compatibility against your current part list is checked automatically.