
Official Black Mesa system requirements, player reports on Black Mesa performance, and a check against your GPU and CPU.
Published on the Steam store page by the developer. This is that text, not a benchmark.
Most reviews indicate that Black Mesa runs well on modern hardware, with some experiencing occasional frame drops in specific sections, and there are minor performance issues mentioned.
Drawn from 24 reviews that mention performance.
Pick a GPU and a CPU. The result compares their class with the parts named in the official requirements. It is not an FPS estimate.