Gen2 x86 Docker resource classes are now generally available on CircleCI. Based on realistic workload benchmarking, we found gen2 to be 1.4x faster than gen1 equivalents.
Gen2 x86 Docker resource classes are available for users on paid plans in the following configurations:
| Size | CPU | RAM | Cost (credits/min) |
|---|---|---|---|
| small.gen2 | 1 CPU | 2 GB | 6 |
| medium.gen2 | 2 CPU | 4 GB | 12 |
| medium+.gen2 | 3 CPU | 6 GB | 18 |
| large.gen2 | 4 CPU | 8 GB | 24 |
| xlarge.gen2 | 8 CPU | 16 GB | 48 |
| 2xlarge.gen2 | 16 CPU | 32 GB | 96 |
| 2xlarge+.gen2 | 20 CPU | 40 GB | 120 |
Not supported:
- Free plans - gen2 Docker resource classes require a paid plan
- Arm-based Docker jobs
- Remote Docker with
small.gen2- the smallest available size for remote Docker ismedium.gen2 - IP Ranges
- CircleCI Server
See the x86 (gen2) Docker documentation and CircleCI price list for details.