NerdMiner v2 vs Bitaxe Gamma

The Bitaxe Gamma hashes about 4,800,000 times faster than the NerdMiner v2, so its chance of finding a block is about that many times higher. It also draws about 18 times the power (18 W against 1 W). The NerdMiner v2 is the cheapest to buy, from about $25.

Miner 1Miner 2Miner 3

NerdMiner v2

Bitaxe Gamma

True size

No true-size drawing here: the NerdMiner v2 and the Bitaxe Gamma. Their makers do not publish an outer size, and we only draw sizes that come from the maker.

The numbers as charts

FIG. 1HashrateLonger bar, more guesses per second, better block odds.

NerdMiner v2250 kH/s

Too small to draw at this scale.

Bitaxe Gamma1.2 TH/s

FIG. 2Power drawWatts at the wall in normal use. Shorter is quieter and cheaper to run.

NerdMiner v21 W

Bitaxe Gamma18 W

FIG. 3EfficiencyJoules per terahash. Shorter bar means more hashing for the same electricity.

NerdMiner v24,000,000 J/TH

Bitaxe Gamma15 J/TH

Too small to draw at this scale.

FIG. 4First-year costLowest listed price plus one year of electricity at $0.20/kWh.

NerdMiner v2$25 + $2 = $27

Bitaxe Gamma$110 + $32 = $142

PurchaseElectricity, 1 year

Every figure

Figure	NerdMiner v2	Bitaxe Gamma
Hashrate
Hashrate	250 kH/s	1.2 TH/s
Power
Power	1 W	18 W
Efficiency
Efficiency	4,000,000 J/TH	15 J/TH
Price range
Price range	$25 to $70	$110 to $230
Electricity per year at 0.20/kWh
Electricity per year at 0.20/kWh	2	32
Chip
Chip	ESP32-S3 microcontroller (no mining ASIC). Other ESP32 boards are supported at lower speeds	1x Bitmain BM1370
Cooling and noise
Cooling and noise	No fan. Silent	Heatsink with one small fan. A quiet hum at stock, louder when overclocked
Connectivity
Connectivity	WiFi, 2.4 GHz only	WiFi, 2.4 GHz only. No Ethernet
Power supply
Power supply	USB-C, any 5 V phone charger or computer port	5 V barrel jack, 5 V 6 A (30 W) adapter usually included
Size and weight
Size and weight	About the size of a USB stick with a 1.9 inch screen (T-Display S3), a few tens of grams	Palm-sized bare board with screen, no case
Open source
Open source	Yes: firmware and 3D-printable case	Yes: hardware design and AxeOS firmware. The ASIC chip itself is closed
Release year
Release year	2023	2024

Electricity in the same currency as your price per kWh. Real draw and hashrate vary with firmware, tuning and room temperature.

Set them up on DirectPool

Your odds

Small miners rarely find a block alone. The odds calculator shows the live chances for each one, solo or with the pool.

True size

The numbers as charts

Every figure

Set them up on DirectPool

Your odds

Popular comparisons