5 Things to Know About MacBook Air Thermal Throttling

The MacBook Air throttles hard at 100°C At 100°C internal temperature, any M-series MacBook Air aggressively cuts CPU and GPU power to protect itself. You’ll see frame drops, stuttery animations, and compile times double or triple.

The fanless design is the cause The Air relies entirely on passive cooling. Once the chassis can’t shed heat fast enough, the chip must pull back power to stay below 100°C.

Sustained workloads lose 30–40% performance Video exports, coding compilations, and long gaming sessions drop to about 60–70% of peak performance after a few minutes. Burst tasks are fine because the chip cools quickly between spikes.

This is not a defect It’s the trade-off for a silent, thin laptop. The throttling is normal and protective.

The Air isn’t for sustained heavy work If your workflow regularly pushes the chip to thermal limits for more than a couple minutes, get a MacBook Pro with a fan instead.