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Backpow

@BackpowCom

⛏️ The PoW Oracle. Guiding miners and builders to navigate PoW coins the smart way. Real production costs, exact solo odds & pure math! 🔮👀

 IT dept
backpow.com
Joined July 2026
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Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)Photo by Backpow (@BackpowCom)
Everyone is reading the last two months as "PoW is broken." I read it as the cheapest audit PoW never asked for. Every bug found makes a chain harder to kill. Nobody can un-burn the energy already spent. Why this is a 6-month phase, not a verdict.
Proof of Work: The Far West Phase

Proof of Work: The Far West Phase

Article · @BackpowCom
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Ethereum Classic is still mined at a profit, but only by a few ASICs Cheapest: Jasminer X44-Q at $4.31 per ethereum-classic:native while spot sits at $6.93. 5 of the 12 cheapest machines clear it, the other 7 cost $7.94 and up 👇🧵
BackPow bar chart of Ethereum Classic production cost per coin by hardware at $0.069/kWh, 12 cheapest of 124 devices. Green bars below the spot line at $6.93: Jasminer X44-Q $4.31, Jasminer X44-P $4.69, iPollo V2X $5.93, iPollo V2H $6.02, iPollo V2 $6.48. Red bars above spot: Bombax EZ100 $7.94, EZ100-PRO $8.63, EZ100-C $8.63, Jasminer X16-Q Pro $10.95, two Bitmain Antminers $11.18, Jasminer X16-QE $13.55

ALT BackPow bar chart of Ethereum Classic production cost per coin by hardware at $0.069/kWh, 12 cheapest of 124 devices. Green bars below the spot line at $6.93: Jasminer X44-Q $4.31, Jasminer X44-P $4.69, iPollo V2X $5.93, iPollo V2H $6.02, iPollo V2 $6.48. Red bars above spot: Bombax EZ100 $7.94, EZ100-PRO $8.63, EZ100-C $8.63, Jasminer X16-Q Pro $10.95, two Bitmain Antminers $11.18, Jasminer X16-QE $13.55

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Solo mining a 14 second chain A Jasminer X44-P at 23.4 GH/s expects a block in about 1.2 days. The X44-Q, the cheapest per coin, needs 3.7 Cheapest and fastest aren't the same machine 🎲
BackPow table of Ethereum Classic hardware with estimated solo block time. Jasminer X44-P: 23.4 GH/s, 2550 W, $9.16 per day, 1.2 days. Bombax EZ100-PRO: 15.5 GH/s, 3100 W, $6.06, 1.9 days. Bombax EZ100: 12.5 GH/s, 2300 W, $4.88, 2.3 days. iPollo V2: 9.97 GH/s, 1500 W, $3.90, 2.9 days. Jasminer X44-Q: 7.79 GH/s, 780 W, $3.05, 3.7 days

ALT BackPow table of Ethereum Classic hardware with estimated solo block time. Jasminer X44-P: 23.4 GH/s, 2550 W, $9.16 per day, 1.2 days. Bombax EZ100-PRO: 15.5 GH/s, 3100 W, $6.06, 1.9 days. Bombax EZ100: 12.5 GH/s, 2300 W, $4.88, 2.3 days. iPollo V2: 9.97 GH/s, 1500 W, $3.90, 2.9 days. Jasminer X44-Q: 7.79 GH/s, 780 W, $3.05, 3.7 days

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Your electricity price decides which side of $6.93 you're on 124 devices ranked by what one ETC costs them, with solo odds and the 30-day cost chart backpow.com/EthereumClassic
EthereumClassic (ETC) Solo Mining Calculator | BackPoW

EthereumClassic (ETC) Solo Mining Calculator | BackPoW

Calculate solo mining block probability for EthereumClassic (ETC). Poisson model-based calculator with real-time difficulty.

backpow.com
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October in PoW: 1 in 4 coins is now mined at a loss 🩸 And the worst of it landed on Oct 29: Bitcoin difficulty +5.5%, a fork on that same block, and Binance losing $6.3B The whole month in numbers 👇
State of PoW: October 2026

State of PoW: October 2026

Article · @BackpowCom
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$0.4889 to make one FIRO that trades at $0.7923, on a card you can't even plug a monitor into ⛏️ Look at the map: the CMP 170HX does 50.7 MH/s on 185W. An RTX 4090 burns 78% more power for 26% more hashrate 👇
BackPow efficiency map for Firo (FiroPow): GPU power in watts vs hashrate. The CMP 170HX is starred as the most efficient card, at 50.7 MH/s on 185W. A dashed efficiency frontier runs from the Radeon RX 5500 XT at the bottom left through the CMP 170HX to the Radeon RX 7900 XTX and the GeForce RTX 4090 at the top right

ALT BackPow efficiency map for Firo (FiroPow): GPU power in watts vs hashrate. The CMP 170HX is starred as the most efficient card, at 50.7 MH/s on 185W. A dashed efficiency frontier runs from the Radeon RX 5500 XT at the bottom left through the CMP 170HX to the Radeon RX 7900 XTX and the GeForce RTX 4090 at the top right

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The 3 cheapest FIRO miners aren't gaming cards at all: CMP 170HX, AMD BC-160, CMP 100-210 First card you'd actually find in a PC: an RTX 4080 Super at $0.6424 per coin, still under spot Where does yours land? backpow.com/Firo
BackPow bar chart of Firo production cost per coin by hardware at $0.069/kWh, 12 cheapest of 77 devices, all green below the spot line at $0.7923. CMP 170HX $0.4889, AMD BC-160 $0.5504, CMP 100-210 $0.6061, GeForce RTX 4080 Super $0.6424, AMD BC-250 $0.6585, rising to RTX A4000 at $0.7161

ALT BackPow bar chart of Firo production cost per coin by hardware at $0.069/kWh, 12 cheapest of 77 devices, all green below the spot line at $0.7923. CMP 170HX $0.4889, AMD BC-160 $0.5504, CMP 100-210 $0.6061, GeForce RTX 4080 Super $0.6424, AMD BC-250 $0.6585, rising to RTX A4000 at $0.7161

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Siacoin mining situation! it's most efficient miner, the iBeLink BM-S3+, makes one $SC for $0.000273 while the coin trades at $0.000815 Go deep into the back of Sia mining🧵
BackPow 30-day Cost of Production history for Sia, 09-25 to 10-25. Cost per coin sits far below the spot price line the whole month. Current CoP ratio 30.7% of spot, 30-day average CoP $0.000303, range $0.000215 to $0.000438, 0.0 of 30.0 days underwater, break-even electricity $0.2246/kWh

ALT BackPow 30-day Cost of Production history for Sia, 09-25 to 10-25. Cost per coin sits far below the spot price line the whole month. Current CoP ratio 30.7% of spot, 30-day average CoP $0.000303, range $0.000215 to $0.000438, 0.0 of 30.0 days underwater, break-even electricity $0.2246/kWh

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Solo mining usually means waiting years for a block. On Sia, a 25 TH/s iBeLink BM-S3+ expects one in about 24 hours, a Goldshell SC6 SE in 1.5 days and a StrongU STU-U2 in 4.5
BackPow table of Sia hardware with estimated solo block time. iBeLink BM-S3+: 25.0 TH/s, 3400 W, $24.65 per day, 23.8 hours. iBeLink BM-S3: 19.0 TH/s, 3100 W, $18.74, 1.3 days. Goldshell SC6 SE: 17.0 TH/s, 3300 W, $16.77, 1.5 days. Goldshell SC5 Pro II: 14.0 TH/s, 1.8 days. iBeLink S1 Max: 12.0 TH/s, 2.1 days. StrongU STU-U2: 5.49 TH/s, 1600 W, $5.41, 4.5 days

ALT BackPow table of Sia hardware with estimated solo block time. iBeLink BM-S3+: 25.0 TH/s, 3400 W, $24.65 per day, 23.8 hours. iBeLink BM-S3: 19.0 TH/s, 3100 W, $18.74, 1.3 days. Goldshell SC6 SE: 17.0 TH/s, 3300 W, $16.77, 1.5 days. Goldshell SC5 Pro II: 14.0 TH/s, 1.8 days. iBeLink S1 Max: 12.0 TH/s, 2.1 days. StrongU STU-U2: 5.49 TH/s, 1600 W, $5.41, 4.5 days

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All 12 of the cheapest machines mine Sia below spot, from $0.000273 on the iBeLink BM-S3+ up to $0.000502 on the Goldshell HS3 ⛏️ More graphs and info👇 backpow.com/Sia
Sia (SC) Solo Mining Calculator | BackPoW

Sia (SC) Solo Mining Calculator | BackPoW

Calculate solo mining block probability for Sia (SC). Poisson model-based calculator with real-time difficulty.

backpow.com
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Got an old RTX 3090 in a drawer? On Conflux it pushes 99.8 MH/s and can expect a solo block every ~35 minutes. That's $0.85 a day in coins before the power bill 🎲
BackPow table of Conflux GPUs with hashrate, watts, daily revenue and estimated solo block time. RTX 5090: 176 MH/s, 400W, $1.50/day, 20.0 minutes. RTX 5080: 122 MH/s, 240W, $1.04, 28.8 minutes. RTX 4090: 120 MH/s, 280W, $1.02, 29.3 minutes. Radeon RX 7900 XTX: 111 MH/s, 310W, $0.94, 31.7 minutes. RTX 3090: 99.8 MH/s, 300W, $0.85, 35.1 minutes

ALT BackPow table of Conflux GPUs with hashrate, watts, daily revenue and estimated solo block time. RTX 5090: 176 MH/s, 400W, $1.50/day, 20.0 minutes. RTX 5080: 122 MH/s, 240W, $1.04, 28.8 minutes. RTX 4090: 120 MH/s, 280W, $1.02, 29.3 minutes. Radeon RX 7900 XTX: 111 MH/s, 310W, $0.94, 31.7 minutes. RTX 3090: 99.8 MH/s, 300W, $0.85, 35.1 minutes

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Want the numbers for the card you actually own? All 46 GPUs sorted by what one CFX costs them to make, with solo odds per card and the 30-day cost chart, all from live network data Plug in your own electricity price! backpow.com/Conflux
Conflux (CFX) Solo Mining Calculator | BackPoW

Conflux (CFX) Solo Mining Calculator | BackPoW

Calculate solo mining block probability for Conflux (CFX). Poisson model-based calculator with real-time difficulty.

backpow.com
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We plotted every GPU on Conflux by watts and hashrate. The star of the map is an RTX 5060 Ti, not a 5090 ⛏️ 56.9 MH/s on 110W → $0.0254 to produce one $CFX that trades at $0.0517🤯🧵
BackPow efficiency map for Conflux (Octopus): GPU power in watts vs hashrate. The GeForce RTX 5060 Ti is starred as the most efficient card at 56.9 MH/s on 110W. A dashed efficiency frontier runs from the RTX A2000 12GB up through the RTX 5060 Ti, RTX 5070 and RTX 5080 to the RTX 5090 at the top right

ALT BackPow efficiency map for Conflux (Octopus): GPU power in watts vs hashrate. The GeForce RTX 5060 Ti is starred as the most efficient card at 56.9 MH/s on 110W. A dashed efficiency frontier runs from the RTX A2000 12GB up through the RTX 5060 Ti, RTX 5070 and RTX 5080 to the RTX 5090 at the top right

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Fewer machines are pointing at Conflux than a month ago, and the price barely moved So every GPU still on it gets a bigger slice: cost per coin is $0.0254 today, under its own 30-day average of $0.0294 Days underwater in the last 30: none
BackPow 30-day Cost of Production history for Conflux, 09-23 to 10-23. The cost-per-coin line stays well below the spot price line for the whole period. 30-day average CoP $0.0294, range $0.0230 to $0.0366, 0.0 of 30 days underwater. A third line shows the break-even electricity rate

ALT BackPow 30-day Cost of Production history for Conflux, 09-23 to 10-23. The cost-per-coin line stays well below the spot price line for the whole period. 30-day average CoP $0.0294, range $0.0230 to $0.0366, 0.0 of 30 days underwater. A third line shows the break-even electricity rate

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An RTX 4070 Ti is the cheapest BTCZ miner: $0.0000196 per coin with spot price of $0.0000287 All 12 of the most efficient GPUs are mining under spot right now Production cost by hardware 👇🧵 @BTCZOfficial
BackPow bar chart of BitcoinZ production cost per coin by hardware at $0.069/kWh, top 12 of 63 devices, all green below the spot line at $0.0000287. GeForce RTX 4070 Ti is cheapest at $0.0000196, then RTX 4080 $0.0000216, RTX 4070 $0.0000221, RTX 4080 Super and RTX 4090 $0.0000224, rising to $0.0000270 for the 12th device.

ALT BackPow bar chart of BitcoinZ production cost per coin by hardware at $0.069/kWh, top 12 of 63 devices, all green below the spot line at $0.0000287. GeForce RTX 4070 Ti is cheapest at $0.0000196, then RTX 4080 $0.0000216, RTX 4070 $0.0000221, RTX 4080 Super and RTX 4090 $0.0000224, rising to $0.0000270 for the 12th device.

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The flagships find blocks faster, not cheaper ⛏️ RTX 4090: 185 H/s at 235 W → a solo block every ~2.6h RTX 5080: 180 H/s at 300 W → ~2.7h RTX 4070 Ti: 135 H/s at 150 W → ~3.6h Network: 11.7 KH/s. Hours, not decades
BackPow table of BitcoinZ hardware with estimated solo block time. RTX 4080 Super and RTX 4090: 185 H/s, 235 W, $0.65/day, 2.6 hours. RTX 5080: 180 H/s, 300 W, $0.63/day, 2.7 hours. RTX 4080: 180 H/s, 220 W, 2.7 hours. RTX 3090 Ti: 157 H/s, 300 W, 3.1 hours. RX 7900 XTX: 155 H/s, 230 W, 3.2 hours. RTX 3090: 155 H/s, 290 W, 3.2 hours. RTX 4070 Ti Super: 140 H/s, 190 W, 3.5 hours. RX 7900 XT: 138 H/s, 210 W, 3.5 hours. RTX 4070 Ti: 135 H/s, 150 W, $0.47/day, 3.6 hours.

ALT BackPow table of BitcoinZ hardware with estimated solo block time. RTX 4080 Super and RTX 4090: 185 H/s, 235 W, $0.65/day, 2.6 hours. RTX 5080: 180 H/s, 300 W, $0.63/day, 2.7 hours. RTX 4080: 180 H/s, 220 W, 2.7 hours. RTX 3090 Ti: 157 H/s, 300 W, 3.1 hours. RX 7900 XTX: 155 H/s, 230 W, 3.2 hours. RTX 3090: 155 H/s, 290 W, 3.2 hours. RTX 4070 Ti Super: 140 H/s, 190 W, 3.5 hours. RX 7900 XT: 138 H/s, 210 W, 3.5 hours. RTX 4070 Ti: 135 H/s, 150 W, $0.47/day, 3.6 hours.

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RTX 4070 Ti on a solo pool at $0.069/kWh, per day: Revenue $0.47 Power -$0.25 Net +$0.23 ⚡ It won't retire you. It does pay its own power bill👇 backpow.com/BitcoinZ
BitcoinZ (BTCZ) Solo Mining Calculator | BackPoW

BitcoinZ (BTCZ) Solo Mining Calculator | BackPoW

Calculate solo mining block probability for BitcoinZ (BTCZ). Poisson model-based calculator with real-time difficulty.

backpow.com
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$0.2539 → what it costs an RTX 5090 to mint one $EPIC on ProgPoW ⛏️ What the market pays for that coin: $0.7607 A 3x spread, and all 12 of the cheapest GPUs are on the right side of it 👇 @EpicCashTech
Bar chart, EPIC-ProgPow production cost per coin by hardware at $0.069/kWh, 12 cheapest of 66 devices. All bars are green, below the spot line at $0.7607. Cheapest: GeForce RTX 5090 $0.2539, RTX 5070 $0.2618, RTX 5080 $0.2738, RTX 5060 Ti $0.2809, RTX 5070 Ti $0.2855, RTX 4090 $0.3080, RTX 5060 $0.3268, RTX 4080 Super $0.3304, Radeon RX 7900 XTX $0.3415, RTX 4080 $0.3464, then RTX 4070 Super and RTX 4070 Ti at $0.3544 and $0.3554.

ALT Bar chart, EPIC-ProgPow production cost per coin by hardware at $0.069/kWh, 12 cheapest of 66 devices. All bars are green, below the spot line at $0.7607. Cheapest: GeForce RTX 5090 $0.2539, RTX 5070 $0.2618, RTX 5080 $0.2738, RTX 5060 Ti $0.2809, RTX 5070 Ti $0.2855, RTX 4090 $0.3080, RTX 5060 $0.3268, RTX 4080 Super $0.3304, Radeon RX 7900 XTX $0.3415, RTX 4080 $0.3464, then RTX 4070 Super and RTX 4070 Ti at $0.3544 and $0.3554.

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Your power bill would have to triple before the best $EPIC rig stops making sense ⚡ Break-even: $0.2088/kWh Our CoP math assumes $0.069 x kWh Days underwater in the last 30: zero,not one!
EPIC-ProgPow 30-day cost of production history. Current CoP ratio 33.0% of spot, profitable. Break-even electricity 0.2088 USD/kWh. 30-day average CoP $0.1667, range $0.0642 to $0.2539. Time underwater 0.0 of 30.0 days. Line chart from 09-17 to 10-17: spot price rises well above the CoP line, which climbs slowly; break-even electricity line on the same chart.

ALT EPIC-ProgPow 30-day cost of production history. Current CoP ratio 33.0% of spot, profitable. Break-even electricity 0.2088 USD/kWh. 30-day average CoP $0.1667, range $0.0642 to $0.2539. Time underwater 0.0 of 30.0 days. Line chart from 09-17 to 10-17: spot price rises well above the CoP line, which climbs slowly; break-even electricity line on the same chart.

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Price: $0.26 → $0.76 in 30 days 📈 Hashrate: 10.8 → 19.8 GH/s And even with the crowd, one RTX 5090 still expects a solo block every 7.7 hours 🎲 check everything live at our website👇 backpow.com/EPIC-ProgPow
EPIC-ProgPow (EPIC) Solo Mining Calculator | BackPoW

EPIC-ProgPow (EPIC) Solo Mining Calculator | BackPoW

Calculate solo mining block probability for EPIC-ProgPow (EPIC). Poisson model-based calculator with real-time difficulty.

backpow.com
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⛏️ NEW on BackPoW: the Proof of Profit Index! Fear & Greed, but for Proof of Work miners One number, 0 to 100, for the whole PoW market. Today it stands at 59/100: Recovery zcash:native , monero:native , pearl-2:native currently in a Gold Rush🪙 Dogecoin is still Suffering🩹 backpow.com/proof-of-profit-…
BackPoW Proof of Profit Index (PoP): PoW Mining Profitability Today

BackPoW Proof of Profit Index (PoP): PoW Mining Profitability Today

PoW mining today: 35/100, Suffering. The BackPoW Proof of Profit Index, from Capitulation to Gold Rush.

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