How fast is ActiveMQ?
It all depends on the configuration, the operating system, hardware, JVM, JVM configuration and what you're doing. For more details see Performance
Performance report
We have a performance report comparing ActiveMQ against a number of other commercial and open source JMS providers. Click here to get the performance report
If you're not convinced by performance reports then please do try running performance tests yourselfs. You might wanna check out our overview of Performance or try using out the ActiveMQ Performance Module Users Manual