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FAQs
Is Rust fast enough? ›
In a nutshell, while Rust code and C++ code are comparable in terms of overall speed and performance, Rust often outranks C++ in multiple instances when we consider unbiased benchmarking.
Is Rust programming slow? ›Every language has been written with different expectations for what the user will do, and will be optimized accordingly. So yes, Rust is slow if you use it in a way that it wasn't designed for.
Is Rust really as fast as C? ›I have written the same simple numerical program in Rust, C, Go, and was hoping that Rust runtime would be about as fast as C. It turns out that it is 10x slower than the best C compiled program, and 7x slower than the go version.
What makes Rust slow? ›Most reports conclude that there are specific situations that cause poor performance, such as monomorphization. Given a large enough dependency tree, the project has a significantly greater chance to have code which falls into these specific categories that are slow to compile.