ANTMINER S21 Pro

Upgraded S21 version achieving 15.0 J/TH energy efficiency and up to 234 TH/s computing power on air cooling.

ANTMINER S21 Pro

ANTMINER S21 Pro is a premium evolution of the S21 platform utilizing binned silicon to achieve an extraordinary 15.0 J/TH wall efficiency.

Operating at 234 TH/s with 3510W nominal consumption, the S21 Pro incorporates upgraded thermal interface materials and dense heatsinks, substantially reducing die-to-sink thermal impedance during hot ambient operation.

The APW171215a PSU maintains >95% power conversion efficiency. Paired with VECTOR custom profiles, the hardware achieves exceptional profitability metrics across dynamic electricity rate environments.

Equipment

ModelAlgorithmHashratePowerEfficiencyCalculator
ANTMINER S21 Pro 215 TH/sSHA-256215 TH/s3225 W15.0 J/THCalculate profitability →
ANTMINER S21 Pro 220 TH/sSHA-256220 TH/s3300 W15.0 J/THCalculate profitability →
ANTMINER S21 Pro 234 TH/sSHA-256234 TH/s3510 W15.0 J/THCalculate profitability →
Manufacturer
BITMAIN
Energy Efficiency
15.0 J/TH
Series
S21
Cooling
Air Cooling (4x 12038 Fans)
Noise level
75 dB
Dimensions
400 × 195 × 290 mm
Weight
15.4 kg
Power supply
Integrated APW171215a (200-240V AC)
Network interface
RJ45 Ethernet 10/100M
Operating conditions
0 - 40 °C, 10 - 90% RH
Release date
2024-06-01
Source
https://shop.bitmain.com
Updated
2026-11-04
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