# lineItem/NormalizationFactor
#level100 #cur #finops #curfield
## Source
- Category: [[Line item details]]
- [AWS documentation](https://docs.aws.amazon.com/cur/latest/userguide/Lineitem-columns.html#Lineitem-details-N)
## Relevant notes
The normalization factor is the value that correspond to the size of the instance and is used for [[Size Flexible Reserved instances]]
## Notes
[[pricing_publicOnDemandRate]] are also based on the normalisation factor. A 2xlarge rate is always twice the rate of xlarge
| Instance size | Normalization factor |
| ------------- | -------------------- |
| nano | 0.25 |
| micro | 0.5 |
| small | 1 |
| medium | 2 |
| large | 4 |
| xlarge | 8 |
| 2xlarge | 16 |
| 4xlarge | 32 |
| 8xlarge | 64 |
| 10xlarge | 80 |
| 16xlarge | 128 |
| 32xlarge | 256 |