Did you read ? With 1 Gig of Heap that's less than 1ms, and if you're creating a UI or a gaming engine there are ways to recycle objects in order to prevent GCs

Did you read ? With 1 Gig of Heap that's less than 1ms, and if you're creating a UI or a gaming engine there are ways to recycle objects in order to prevent GCs from working on useless object groups