AWS costs every programmer should know

As the prices vary within a day and I could not find a reliable data source for it. So the prices above are for one CPU or core, not one instance. Here’s the price of 1 ECU in $ per hour across all instance types I looked at:

And here’s how on-demand compares with 1 year and 3 year reservations (both convertible, upfront payments):

So you want low latency, high throughput and are planning to store everything in Redis?

Source: david-codes.hatanian.com