Two Tools, Two Jobs
Mining rigs come in two main flavours: application-specific integrated circuits (ASICs) and graphics processing units (GPUs). They look nothing alike, behave nothing alike, and are meant for very different coins. Choosing the right one starts with knowing what you want to mine.
ASICs: Fast, Efficient, Narrow
ASICs are custom silicon built to do exactly one hash function as fast as possible. The Antminer S19 Pro, for example, can hash SHA-256 at 110 TH/s while drawing about 3,250 watts. That is an efficiency of roughly 29.5 joules per terahash — unmatched by anything general-purpose.
- Best for: Bitcoin, Bitcoin Cash, Litecoin (Scrypt ASIC), Kaspa
- Pros: Massive hash rate, excellent efficiency, low cost per hash
- Cons: Cannot mine anything else, loud, hot, often has a 2-3 year useful life before the next generation makes it obsolete
GPUs: Flexible, Friendlier, Slower
A GPU rig is usually a handful of consumer graphics cards (RTX 4090s are popular in 2026) wired to a single frame. Individual cards are slower per algorithm than an ASIC, but you can switch coins any time by changing the mining software.
- Best for: Ravencoin, Ergo, Monero (with CPU), and any new Proof-of-Work coin that has not had an ASIC built for it yet
- Pros: Flexible across algorithms, strong resale value, quieter than ASICs
- Cons: Worse energy efficiency, higher upfront cost per hash
The Honest Recommendation
If you know you want to mine Bitcoin, buy (or rent) an ASIC. If you want to experiment across different coins or hedge against a single ASIC going obsolete, go GPU. At CryptoMine we offer both — the Antminer family for BTC and GPU farms for ETH-class coins — so you do not have to pick a side at the hardware level.