---
title: accumulatorPrecision
framework: metalperformanceshaders
role: symbol
role_heading: Instance Property
path: metalperformanceshaders/mpscnnconvolutionnode/accumulatorprecision
---

# accumulatorPrecision

## Declaration

```swift
var accumulatorPrecision: MPSNNConvolutionAccumulatorPrecisionOption { get set }
```