If you're interested in using them you should just bench them yourself.
I’ve had terrible luck benchmarking EC2. Measurements are too noisy to be repeatable. The same instance of the wrong type can swing by double digit percentages when tested twice an hour apart.
alt Hacker News
I’ve had terrible luck benchmarking EC2. Measurements are too noisy to be repeatable. The same instance of the wrong type can swing by double digit percentages when tested twice an hour apart.