Updated Oct 20, 2026· 12 min read

Key takeaways

  • Strong exchange liquidity compared with most small GPU coins.
  • Well-supported mining software, including simple one-click miners.
  • Efficient on modern Nvidia cards with low power limits.

In 2026 the best cryptocurrency to mine with a graphics card is usually Kaspa for people with cheap electricity, followed by smaller proof-of-work coins such as Ravencoin, Ethereum Classic and Ergo, and the honest answer is that profit depends far more on your power rate than on the coin. Miners who pay less than about 0.08 per kWh can still make a modest return, while those paying 0.15 or more often lose money once the card, cooling and wear are counted. This guide ranks the GPU-minable coins, shows seven graphics cards by efficiency and memory, and walks through the arithmetic so you can decide before you spend anything.

Quick comparison of GPU-minable coins

Coin Algorithm GPU-friendly? Main risk Best for
Kaspa (KAS) kHeavyHash Yes, but ASICs now compete ASIC miners have taken a growing share of the network Cheap power, efficient cards
Ravencoin (RVN) KawPow Yes Thin margins, low liquidity Older mid-range cards
Ethereum Classic (ETC) Etchash Yes, VRAM limited Growing DAG file excludes small-memory cards Cards with 8 GB or more
Ergo (ERG) Autolykos2 Yes Small market, price swings Efficient cards, low power
Monero (XMR) RandomX No, built for CPUs Poor GPU return CPU mining instead

Algorithm names and hardware notes come from the projects’ documentation and from mining-calculator sites such as WhatToMine. Profit figures change daily, so this article gives methods and ranges of reasoning rather than promised earnings.

Read this first: mining is a business with real costs

Many roundups quote daily profit numbers that vary by a factor of five from site to site. Some are out of date, some assume free electricity, and a few include coins that cannot be verified. Treat every figure as a starting point and check a live calculator with your own power rate. Also keep in mind that mining income may be taxable in your country, that heavy 24-hour use shortens fan and thermal-pad life, and that using a gaming card for mining can void some retailer return policies. This article provides general information, not financial advice, and does not recommend any coin as an investment.

Best coin for GPU mining: Kaspa (KAS)

Kaspa uses the kHeavyHash algorithm and a fast block structure, and it has been the most commonly recommended GPU coin for the last two years. Its weakness in 2026 is that dedicated ASIC miners are now available for it, which pushes network difficulty up and GPU returns down. A card that earned a comfortable margin at launch may now barely cover its power bill at average rates.

Who it suits: miners with electricity under 0.08 per kWh, and owners of efficient recent cards who undervolt them.

Pros

  • Strong exchange liquidity compared with most small GPU coins.
  • Well-supported mining software, including simple one-click miners.
  • Efficient on modern Nvidia cards with low power limits.

Cons

  • ASIC competition means returns shrink as more hardware joins the network.
  • Price swings can erase a month of mining profit overnight.

Best for older cards: Ravencoin (RVN)

Ravencoin uses the KawPow algorithm, designed to resist ASICs, and it still runs on the GPUs miners already own. Returns are thin, and one calculator comparison put a flagship card at well under a dollar a day at typical rates. It suits older Nvidia and AMD cards whose cost is already sunk.

Who it suits: owners of used mid-range cards who want to offset some of their electricity use rather than make a profit.

Pros

  • ASIC-resistant design keeps it open to graphics cards.
  • Works on cards with 6 GB to 8 GB of memory.

Cons

  • Low margins mean high electricity prices end the profit quickly.
  • Smaller market than the top coins.

Best for cards with large memory: Ethereum Classic (ETC)

Ethereum Classic is the main coin to inherit the Ethash lineage after Ethereum moved to proof of stake. It uses Etchash, which needs a DAG file stored in video memory. That file has grown over the years, so cards with 4 GB of memory can no longer mine it, and 8 GB cards are on a slow clock toward the same limit. Check the current DAG size before you buy a card.

Who it suits: owners of 10 GB, 12 GB or 24 GB cards who want a long-running, widely listed coin.

Pros

  • Widely listed and easy to sell.
  • Mature mining software with low overhead.

Cons

  • Memory requirement rules out small cards over time.
  • Return per card is modest compared with the power it draws.

Best for low-power rigs: Ergo (ERG)

Ergo mines with the Autolykos2 algorithm, which favors memory bandwidth over raw compute and therefore rewards efficient modern cards. The network is small, so price swings and liquidity are bigger risks than the hardware. It suits experimenters who already run rigs and want to diversify across algorithms.

Pros

  • GPU-friendly algorithm with reasonable efficiency on mid-range cards.
  • Smaller competition pool than the biggest coins.

Cons

  • Limited exchange options and thin order books.
  • Profit depends heavily on one coin’s price.

Skip for GPUs: Monero (XMR)

Monero uses RandomX, an algorithm designed for general-purpose processors. A graphics card is a poor fit, and you earn more by running the CPU. If you see a guide recommending Monero for GPUs, check that it is not confusing the two types of mining. A modern desktop CPU with plenty of cache, such as one of the Ryzen X3D chips, is a better Monero miner than most GPUs, though the return is still small.

Best graphics cards for mining in 2026

Card Memory Board power Mining role Price tier
GeForce RTX 5090 32 GB GDDR7 575 W Highest raw output, poor efficiency Premium
GeForce RTX 4090 24 GB GDDR6X 450 W High output, long payback Premium
Radeon RX 7900 XTX 24 GB GDDR6 355 W Large memory, mixed efficiency Premium
GeForce RTX 4070 Super 12 GB GDDR6X 220 W Efficient all-rounder Mid-range
GeForce RTX 4070 12 GB GDDR6X 200 W Best efficiency per watt Mid-range
GeForce RTX 3080 (used) 10 GB GDDR6X 320 W Used-market value Budget to mid-range
GeForce RTX 3060 Ti (used) 8 GB GDDR6 200 W Entry card for small rigs Budget

Board power figures are the manufacturers’ reference ratings; real draw falls when you undervolt. Mining-focused comparison sites report that undervolting typically cuts power by 20 to 30 percent with only a small loss of hash rate.

GeForce RTX 5090

The RTX 5090 is the fastest consumer card, with 32 GB of GDDR7 and a 575 W rating. It produces the highest absolute hash rate, but the electricity it consumes and its price push payback out beyond most miners’ horizons. Reserve it for gaming or AI work, and only mine on it when it sits idle with free or very cheap power.

GeForce RTX 4090

The RTX 4090 offers 24 GB of GDDR6X and a 450 W rating. Mining roundups generally say it is not the best mining value at typical home electricity rates because the purchase price is large relative to income. It makes sense only for owners who already have one.

Radeon RX 7900 XTX

AMD’s flagship from the last generation offers 24 GB of memory at 355 W. Its large memory helps with DAG-heavy coins, though software support and tuning for AMD cards take more effort on some algorithms. Treat it as a card you already own rather than one to buy for mining.

GeForce RTX 4070 Super

With 12 GB of GDDR6X and a 220 W rating, the 4070 Super gets strong results per watt. It is a good mid-range choice if you also game on the machine and want mining to subsidize the electricity bill.

GeForce RTX 4070

The 200 W RTX 4070 is the efficiency leader in many comparisons, with figures around 7 to 8 megahashes per watt on Kaspa quoted by a mining guide. If you buy a new card specifically for mining, this class of card gives the best ratio of output to power.

GeForce RTX 3080 (used)

The RTX 3080 has 10 GB of GDDR6X and a 320 W rating, and used examples remain a favorite for Etchash-style coins. Check for worn thermal pads and fans on used cards, because a card that has already mined for years may need maintenance.

GeForce RTX 3060 Ti (used)

The 3060 Ti, with 8 GB of GDDR6 and a 200 W rating, is the budget entry. It fits the memory needs of Kaspa and Ravencoin but is close to the limit for Etchash. Buy used only from sellers who describe the card’s history.

Worked example: will your card pay for its power?

Take a card running at 220 W while mining. Over 24 hours it uses 220 x 24 / 1000 = 5.28 kWh. At a power rate of 0.08 per kWh the daily cost is 0.42. At 0.12 it is 0.63, and at 0.20 it is 1.06. If a profit calculator says the card earns 0.75 per day gross, you net 0.33 at the lowest rate, 0.12 at the middle rate and a loss of 0.31 at the highest rate. Multiply by 365 for the annual picture and subtract the cost of the card and any extra cooling.

The same exercise for a 450 W card: 10.8 kWh a day, about 1.30 at 0.12. If your gross is below that figure, you lose money on every day it runs. This is why the efficiency numbers in the table matter more than the raw hash rate.

Decision matrix

Your situation Best choice Reasoning
Electricity under 0.08 per kWh, buying new RTX 4070 or 4070 Super with Kaspa Best output per watt
Already own an RTX 4090 or 5090 Undervolt and mine only when idle No new cost, but high power
Electricity 0.15 or more Do not mine, or rent out the GPU Power eats the margin
Old 8 GB card on hand Ravencoin or Ergo Fits memory, sunk cost
Solar or free power Any efficient card Margin stays positive
Want crypto exposure without mining risk Skip mining Buying costs less effort

How to start mining safely and cheaply

  1. Measure your electricity rate. Read your latest bill and divide the total by the kWh used so that fixed fees are included in the real rate.
  2. Use a live profit calculator. Enter your card, its undervolted power draw and your rate. Check again weekly, because difficulty changes.
  3. Install the current graphics driver and a reputable miner. Download software only from the developer’s official page and scan it, since fake miners are a common malware route.
  4. Undervolt and cap the power limit. Reduce power by 20 to 30 percent and confirm hash rate is stable. Lower heat extends fan and memory life.
  5. Use a pool and a wallet you control. Pools smooth out the income. Keep the wallet seed offline and never share it.
  6. Watch temperatures. Keep memory junction temperatures below roughly 95 degrees Celsius on GDDR6X cards, using fans and airflow.
  7. Track costs and income for tax. Record each payout date and value in case your local rules require reporting.

Durability and ownership realities

  • Fans wear first. Running 24 hours a day uses years of normal fan life in months. Fan replacement kits exist for many cards.
  • Thermal pads dry out. GDDR6X memory runs hot, and aged pads raise memory temperatures. Replace them when memory temperatures climb.
  • Dust and heat build up. A closed case without airflow turns a rig into a heater. Open-air frames and filtered intake help.
  • Power supply load. Run a quality power supply at no more than about 80 percent of its rating for continuous use, and use separate cables for each power connector on high-end cards.
  • Resale value. Heavily mined cards sell for less, and some buyers refuse them. Mining-light use keeps resale value intact.
  • Noise and heat. Four cards at 200 W each add about 800 W of heat to a room. Plan ventilation and consider the summer cooling bill.

Rig setup and power planning

A single card in a desktop is simple, but a multi-card rig needs planning. Add up the board power of every card and keep the total under about 80 percent of the power supply rating for continuous use. Use a dedicated electrical circuit if the load exceeds roughly 1,500 W, and never daisy-chain several high-draw connectors on one cable. PCIe risers need good quality and secure seating, because loose connections cause crashes and, in the worst case, heat damage. Place the rig where hot exhaust air can leave the room, and keep a smoke detector nearby. Finally, set the miner to restart automatically after power loss and monitor hash rate remotely, since an unnoticed crash can cost days of income.

It also helps to decide a stopping rule in advance. For example, set a minimum daily net income below which you switch the rig off, and review it monthly. Miners who do not set a rule often keep running at a loss because shutting down feels like admitting defeat. A written threshold removes emotion from the decision and protects your hardware from pointless wear.

Alternatives to mining with a gaming GPU

Renting out spare GPU capacity through a compute marketplace can pay more than coin mining for high-end cards, because AI training and rendering customers pay for memory and speed. Returns depend on demand, uptime and your internet connection, and payouts vary, so read each platform’s terms. Another option is simply to sell an unneeded card and put the money into a diversified investment of your choice, which involves far less risk and effort than running a rig.

Common mistakes

  • Trusting a headline profit figure without entering your own electricity rate.
  • Buying a flagship card for mining when a cheaper efficient card gives a better return.
  • Ignoring the DAG size and buying a card that cannot hold it.
  • Skipping undervolting and letting cards run at stock power limits.
  • Downloading miners from unofficial sources, which risks malware that steals wallets.
  • Forgetting the cost of cooling, noise and room heat in the calculation.

Frequently Asked Questions

Is GPU mining still profitable in 2026?

It can be, but mostly for people with very cheap electricity and efficient cards. Sources agree that returns above about 0.08 to 0.10 per kWh shrink quickly, and at 0.15 per kWh most setups lose money unless coin prices rise. Always run the numbers for your own rate.

Which coin is best to mine with a graphics card?

Kaspa is the most widely recommended, but competition from ASIC miners has reduced returns. Ravencoin, Ethereum Classic and Ergo are alternatives for specific cards and memory sizes. None guarantees profit, since prices and difficulty change daily.

Can I mine Monero with a GPU?

You can, but you should not expect much. Monero’s RandomX algorithm is designed for CPUs, so a processor with large cache usually does better than a graphics card.

Which GPU is best for mining?

For new purchases, efficient cards such as the RTX 4070 and RTX 4070 Super give the best output per watt. Used RTX 3080 and 3060 Ti cards offer low entry cost. Flagship cards like the RTX 4090 and 5090 are poor value for mining because of their price and power draw.

Will mining damage my graphics card?

Mining at moderate temperatures with an undervolt does limited harm, but constant load wears fans and thermal pads faster than gaming. Keep the card cool, clean the dust and expect to replace fans or pads over time.

Do I have to pay tax on mined coins?

In many countries mined coins count as taxable income when received, and selling them may trigger further tax. Rules differ, so keep records and check with a qualified tax professional in your country.

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