---
title: BNNSSGDMomentumVariant2
framework: accelerate
role: symbol
role_heading: Global Variable
path: accelerate/bnnssgdmomentumvariant2
---

# BNNSSGDMomentumVariant2

A constant that indicates SGD momentum variant 2.

## Declaration

```swift
var BNNSSGDMomentumVariant2: BNNSOptimizerSGDMomentumVariant { get }
```

## Discussion

Discussion

## See Also

### Momentum Variants

- [init(_:)](accelerate/bnnsoptimizersgdmomentumvariant/init(_:).md)
- [init(rawValue:)](accelerate/bnnsoptimizersgdmomentumvariant/init(rawvalue:).md)
- [rawValue](accelerate/bnnsoptimizersgdmomentumvariant/rawvalue.md)
- [BNNSSGDMomentumVariant0](accelerate/bnnssgdmomentumvariant0.md)
- [BNNSSGDMomentumVariant1](accelerate/bnnssgdmomentumvariant1.md)