External GPUs (eGPUs) are marketed as a way to add graphics power to laptops, but Engadget's review finds that they do work, yet with notable limitations. The article does not dismiss their functionality, but it warns that the drawbacks could change the value equation.
The source ultimately recommends that buyers may be "probably better off buying a basic gaming PC than messing with an eGPU." That suggests that when accounting for cost, setup effort, and performance tradeoffs, a dedicated gaming PC offers a simpler and more reliable path.
For businesses or consumers weighing peripheral upgrades versus new hardware, the lesson is clear: niche accessories may not substitute for a well-designed, purpose-built system. Before investing in an eGPU, it is worth comparing it against a conventional PC to see which option truly meets your needs.