| Concept | Header | Summary |
| Threads | <thread> | Standard, low-level, type-safe; |
| Futures | <future> | Via async function, hides threading; |
| Locks | <mutex> | Standard, low-level locking primitives |
| Condition Vars | <condition_variable> | Low-level synchronization primitives |
| Atomics | <atomic> | Predictable, concurrent access without data race |
原文：http://www.cnblogs.com/ydlme/p/4348685.html