Summary
The RTX 3090 remains a genuinely capable card in 2025, particularly beloved by users who need its 24GB of VRAM for AI workloads, local LLM inference, video editing, and 3D work. Reddit sentiment skews positive for productivity and 1440p gaming but mixed for 4K gaming, where newer titles increasingly expose its age. The card's biggest advantage is that 24GB VRAM figure — nothing else at its price point on the used market comes close for AI enthusiasts and content creators. That said, buyers need to go in eyes open: the 3090 draws 350-400W under load, has well-documented VRAM thermal issues on the backside of the PCB, and carries real used-market risk from mining use. For pure gaming, a new mid-range card often makes more sense, but for VRAM-hungry workloads, the 3090 remains a cult favorite.