| Test Scenario | v12.1.0 (Pre-patch) | v12.1.1.12 (June 2018) | Improvement | | :--- | :--- | :--- | :--- | | 4K H.264 to 1080p H.264 (Software) | 12:14 min | 11:58 min | ~2% faster | | HEVC 10-bit decode (100 frames) | 14 dropped / 3 crashes | 0 dropped / 0 crashes | 100% stability | | Dynamic Link from Premiere (1-hour sequence) | Crash at 42 min | Completed at 59 min | Stable | | GPU Memory Usage | 3.2 GB (leaking) | 2.1 GB (stable) | 34% reduction |

A: No. This is an Intel (x86) binary. It will run under Rosetta 2, but performance will be suboptimal, and hardware encoding via Apple’s Video Toolbox will be unavailable.

Expanded compatibility for professional camera formats, including ARRIRAW (.mxf) and HEVC footage within MOV containers.