Came here to make the same comment. The GC benchmark has noticeable pauses on a Core 2 Duo (early 2009) MBP running 10.6. I saw figures of at least 60+ ms whe

Came here to make the same comment. The GC benchmark has noticeable pauses on a Core 2 Duo (early 2009) MBP running 10.6. I saw figures of at least 60+ ms when the animation jerked.