Technical Specifications by Dyno Size
Last updated October 16, 2024
Table of Contents
This article covers the technical specifications of each dyno size. To change the dyno size on your app, see Scaling Your Dyno Formation.
We limit access to Performance dynos to customers with an established payment history. Private and Shield dynos are only available with Private Spaces and Shield Spaces.
Technical Specifications by Dyno Size
| Plan | Memory (RAM) | CPU Share | Compute | Sleeps |
|---|---|---|---|---|
| Eco | 512 MB | 1x | 1x-4x | ✔ |
| Basic | 512 MB | 1x | 1x-4x | |
| Standard-1X | 512 MB | 1x | 1x-4x | |
| Standard-2X | 1 GB | 2x | 2x-8x | |
| Private/Shield-S | 1 GB | 100% | 12x | |
| Performance/Private/Shield-M | 2.5 GB | 100% | 12x | |
| Performance/Private/Shield-L | 14 GB | 100% | 50x | |
| Performance/Private/Shield-L-RAM | 30 GB | 100% | 24x | |
| Performance/Private/Shield-XL | 62 GB | 100% | 50x | |
| Performance/Private/Shield-2XL | 126 GB | 100% | 100x |
Dyno Limits
See Dyno Scaling and Process Limits and Dyno Memory Behavior.
Pricing and Billing
We limit access to Performance dynos to customers with an established payment history. Private and Shield dynos are only available with Private Spaces and Shield Spaces.
Heroku charges for dynos based on usage, except for the Eco Dynos Plan. See Dynos Usage & Costs for more info, or Dyno Units if you’re an Heroku Enterprise customer.