Power limiting reduces your GPU's power draw, saving electricity and lowering temperatures with only a small hashrate loss.
General rules of thumb:
- 80% power limit β ~80% hashrate, ~75% power (better efficiency)
- 70% power limit β ~70% hashrate, ~65% power
- 60% power limit β ~60% hashrate, ~55% power (max efficiency)
PeakMiner has a built-in --power-limit flag. Our Calculator lets you experiment with different power limits.