- Navigate to https://awstcocalculator.com/.
- Choose your currency, location, AWS region, and workload type. In our case we're going to choose the following:
- Australian dollar
- Colocation
- Asia Pacific (Sydney)
- General
TCO calculator—workload
- Now we need to describe our server requirements. We're going to specify that our app is running on physical servers with tiers that look like this:
- An nginx application with two servers, two processors and two cores per processor, and 16 GB RAM.
- A rails application with four servers, two processors and four cores per server, and 32 GB RAM.
- A MySQL database with two servers, two processors and eight cores per server, and 64 GB RAM.
TCO calculator—Servers
- Lastly, we need to input our storage requirements. For our example, the rails application, we need the following:
- Storage Type: Object
- Raw Storage Capacity: 2
- % Accessed Infrequently: 90
TCO calculator—Storage
- Go ahead and click Calculate TCO.
- The 3 year cost breakdown graphs provide a high-level view of your potential cost savings. You can see that, in our example, AWS estimates that we'll save 68% on our infrastructure costs over the next 3 years. That's pretty impressive!
TCO Calculator—summary
- Scroll further through the report to see cost breakdowns categorized by resource type:
TCO Calculator—graphs
The TCO calculator can be an invaluable tool when convincing executive decision-makers of the long-term value of cloud migration.