asicBitmain
Antminer S2
Bitmain's first terahash miner
Hashrate
1 TH/s
Power
450W
Efficiency
450 J/TH
MSRP
$1,700
The S2 was Bitmain's first miner to hit 1 TH/s, cementing the company's lead as Avalon and CoinTerra stumbled. It set the template for the S-series that would dominate for a decade.