---
title: maxThreadgroupMemoryLength
framework: metal
role: symbol
role_heading: Instance Property
path: metal/mtldevice/maxthreadgroupmemorylength
---

# maxThreadgroupMemoryLength

The maximum threadgroup memory available to a compute kernel, in bytes.

## Declaration

```swift
var maxThreadgroupMemoryLength: Int { get }
```

## See Also

### Checking compute support

- [maxThreadsPerThreadgroup](metal/mtldevice/maxthreadsperthreadgroup.md)