Antminer S23 — Mining-Rentabilität
Überblick
The Antminer S23 is Bitmain's December 2025 air-cooled flagship, delivering 318 TH/s at 11 J/TH and 3,498 W. It is the first widely-available sub-12 J/TH air machine, raising the bar that the S21 XP set a year earlier and matching the efficiency tier previously reserved for hydro deployments. The S23 targets datacenter, hosting, and large-farm operators who want post-halving-safe efficiency without the integration cost of a hydro loop. Within the Bitmain lineup it sits above the S21 XP (270 TH/s, 13.5 J/TH) and below the S23 Hydro (580 TH/s, 9.5 J/TH). At 11 J/TH and ~150 TH/s/kW density, the S23 is positioned to remain comfortably profitable through and well past the 2028 halving on industrial-rate electricity.
Glossar ansehen →Spezifikationen
Hashrate
318 TH/s
Leistung
3,498W
Effizienz
11 J/TH
Kühlung
Air
Veröffentlichung
December 2025
Est. $/TH
$24.0/TH
Hersteller
Bitmain
Live-Rentabilität
Auswirkungen des Halvings 2028
The April 2028 halving cuts the block subsidy from 3.125 to 1.5625 BTC, mechanically halving the hashprice. At today's hashprice ($39/PH/day), the Antminer S23 at 0.318 PH/s generates ~$12/day in gross revenue. Post-halving, that drops to ~$6/day at constant BTC price. Break-even electricity tightens from ~$0,146/kWh today to ~$0,073/kWh post-halving. At 11 J/TH, the S23 is one of the few air machines designed to comfortably survive the 2028 halving on hosting-rate power — its post-halving break-even threshold sits around the typical $0.05–0.07/kWh hosting band, leaving a usable net margin for operators in the right cost range.
Halving-Countdown ansehen →Mit ähnlichen Modellen vergleichen
Avalon A16XP
300 TH/s · 12.83 J/TH · Air
Antminer S21 XP
270 TH/s · 13.5 J/TH · Air
Avalon A16
282 TH/s · 13.83 J/TH · Air
Häufig gestellte Fragen
Is the Antminer S23 profitable today?▾
At the current hashprice ($39/PH/day), the S23 generates ~$12/day in gross revenue. Net profitability depends linearly on electricity cost: at $0.04/kWh you keep most of that gross; at break-even ($0,146/kWh) the machine clears zero; above that it operates at a loss. The S23 has one of the highest break-even thresholds among air ASICs, making it forgiving on slightly elevated hosting rates ($0.07–0.08/kWh).
What's the break-even electricity cost for the Antminer S23?▾
At the current hashprice ($39/PH/day), break-even sits at ~$0,146/kWh. The formula: daily revenue (0.318 PH/s × hashprice) divided by daily energy consumption (3.498 kW × 24h = 84 kWh) gives the kWh price at which gross revenue equals electricity cost. Apply 2% pool fee and the practical ceiling drops slightly. After the 2028 halving, break-even tightens to ~$0,073/kWh — still accessible on industrial-rate power.
How does the 2028 halving affect the Antminer S23?▾
The halving halves the hashprice. For the S23 at 0.318 PH/s, gross daily revenue drops from ~$12 to ~$6 at constant BTC price. Break-even electricity tightens from ~$0,146/kWh to ~$0,073/kWh. At 11 J/TH, the S23 is among the most halving-resistant air machines available — operators with electricity at $0.06/kWh or below can expect to keep meaningful net margin into 2029–2030 without machine refresh.
What's the lifespan of an Antminer S23?▾
Air-cooled ASICs typically last 4–6 years of continuous operation in a clean datacenter environment. Launched December 2025, the S23 is at the start of its lifecycle. Plan a 4–5 year productive window with mid-2030 as the practical economic horizon. Sub-9 J/TH next-gen machines (likely 2027–2028) will eventually compress S23 margins, but its 11 J/TH efficiency keeps it relevant well past the 2028 halving on appropriate power contracts.
Antminer S23 vs Antminer S23 Hydro — air or hydro?▾
The S23 Hydro delivers 580 TH/s at 9.5 J/TH versus the air S23's 318 TH/s at 11 J/TH — about 14% better efficiency and 80% more hashrate per chassis. The Hydro wins for any new buildout where you can install a hydro loop: better $/kWh economics, denser deployment, post-halving safety margin. The air S23 wins where you cannot run hydro (existing air-only datacenters, distributed home-pro setups, hosting facilities without water infrastructure). For the same hashrate target the Hydro is also typically cheaper per TH all-in, but only if you can absorb the loop integration capex.