Intermediate • 5 min read
How To Pick Fixed Difficulty vs VarDiff
Choose the right difficulty mode for stable share quality and useful dashboard metrics.
Written for Bitcoin (SHA-256) solo miners pointing Antminer, Whatsminer, Bitaxe and NerdMiner devices at mysolopool.com.
Execution Sequence
- Start with VarDiff for uncertain or variable hashrate.
- Switch to fixed difficulty when hashrate is stable and predictable.
- Monitor reject rate and stale share trends after each change.
- Keep one fallback profile to recover fast during instability.