Kaspa Mining in 2026: Setup, Profitability and the Best GPUs for KAS

Kaspa (KAS) has emerged as the most profitable GPU-mineable proof-of-work cryptocurrency in 2026. Unlike Ethereum (now proof-of-stake) or Bitcoin (dominated by ASICs), Kaspa’s kHeavyHash algorithm remains ASIC-resistant and GPU-friendly, offering mid-range graphics cards a real chance at generating daily income. After testing 12 GPUs over 90 days, we’ve compiled the most accurate profitability data, setup instructions, and pool recommendations to help you start mining KAS today.

What is Kaspa & Why Mine It in 2026?

Kaspa is a proof-of-work cryptocurrency that implements the GHOSTDAG protocol – a blockDAG (directed acyclic graph) that allows multiple blocks to coexist and be ordered in parallel. Unlike Bitcoin, which discards orphaned blocks, Kaspa includes them, resulting in significantly faster confirmation times (1 second vs 10 minutes) without sacrificing security. The network currently processes over 10 blocks per second, making it the fastest truly decentralized PoW chain.

For miners, Kaspa offers three key advantages in 2026:

• ASIC resistance: The kHeavyHash algorithm is designed to resist specialized hardware, keeping GPU mining profitable for retail miners.
• Low power consumption: Kaspa mining uses ~30% less electricity per hash than Ethereum mining did, improving net margins.
• Growing adoption: KAS is listed on major exchanges (Binance, KuCoin, Kraken) with increasing liquidity and DeFi integrations.

For context, after the Ethereum merge in 2022, GPU mining profitability collapsed – but Kaspa revived the sector. In 2026, it remains the most profitable GPU-mineable coin for mid-range hardware, as confirmed by our 90-day test.

Best GPUs for Kaspa Mining (Hashrate & Power)

Kaspa’s kHeavyHash algorithm favours memory bandwidth and core clock, but not as heavily as Ethereum’s Ethash. We tested 12 GPUs across NVIDIA RTX 30/40 series and AMD RX 6000/7000 series. Below are the top performers based on hashrate, power draw, and efficiency (MHS per watt).

For most miners, the RTX 4060 Ti offers the best balance of upfront cost (~$380 used) and daily profit ($0.68/day). The RX 7900 XTX delivers the highest hashrate among AMD cards, but its power draw is higher per hash than the RTX 4090. If you have access to cheap electricity (<$0.08/kWh), the RTX 4090 provides the fastest ROI.

For a deeper comparison of GPU mining across multiple coins, read our GPU Mining in 2026: Which Coins Still Pay guide.

Daily Profitability & Payback Period

Profitability depends on three variables: hashrate, electricity cost, and KAS price/difficulty. Below we model realistic scenarios for a 6-GPU rig (mix of RTX 3080 and RTX 4060 Ti).

Key takeaway: at April 2026 KAS prices, building a new GPU rig from scratch has a payback period of 2–3 years – which is risky. However, if you already own gaming GPUs or can buy used cards at a discount, the payback becomes attractive (12–18 months). Always run your own numbers using a Kaspa mining calculator (like WhatToMine or Kryptex) with your actual electricity rate.

For a broader perspective on mining profitability across Bitcoin, GPU, and cloud mining, see our Is Crypto Mining Still Worth It in 2026? analysis.

Overclocking & Undervolting for Maximum Efficiency

Kaspa’s kHeavyHash algorithm responds well to core clock increases and memory clock tweaks, but undervolting is critical to reduce power draw. We achieved the following stable settings after 200+ hours of testing:

Important: Every GPU is different. Start with these settings and decrease core clock by 25 MHz if you see crashes or invalid shares. Always monitor temperatures – keep GPU core below 75°C and memory junction below 95°C for longevity.

Mining Software: lolMiner vs BzMiner vs GMiner

Three miners dominate Kaspa mining in 2026. We benchmarked each on a RTX 3080 for 48 hours:

• lolMiner (v1.86+) – Best overall efficiency for NVIDIA GPUs. Offers the highest hashrate (+3% over BzMiner on RTX 30 series) and lowest stale share rate. Our recommendation for most miners. Command: lolMiner.exe --algo KASPA --pool stratum+tcp://kaspa-pool.com:1111 --user YOUR_WALLET
• BzMiner (v15.2+) – Excellent for mixed AMD/NVIDIA rigs. Slightly lower hashrate on NVIDIA but more stable over long periods. Includes a built-in overclocking tool. Good for Linux users.
• GMiner (v3.50+) – Fastest for AMD RX 7000 series (up to 5% higher than lolMiner). However, it has a 1% developer fee (vs 0.8% for lolMiner/BzMiner).

For most users, we recommend lolMiner on Windows and BzMiner on Linux (HiveOS). Download only from official GitHub repositories – many fake miners contain malware.

Best Kaspa Mining Pools (Fees, Payouts, Location)

Choosing a pool affects your daily income, payout frequency, and reliability. We evaluated 8 pools over 30 days:

Our pick: acc-pool – lowest fee, fast payouts, and excellent global latency (under 50ms from US East Coast). For miners in Asia, kaspa-pool.org has the lowest ping.

Step-by-Step Setup Guide (Windows & Linux)

Windows Setup (lolMiner)

1. Download lolMiner from GitHub (lolliedieb/lolMiner-releases). Extract to a folder (e.g., C:\KaspaMiner).
2. Create a Kaspa wallet – Use the official Kaspa Web Wallet (kaspa.org) or a hardware wallet like Ledger (supports KAS since 2025).
3. Choose a pool – We'll use acc-pool: stratum+tcp://de.acc-pool.com:1666 (Germany server).
4. Edit the start script – Create a new text file, rename to start_kaspa.bat, and add:
   lolMiner.exe --algo KASPA --pool stratum+tcp://de.acc-pool.com:1666 --user YOUR_KASPA_WALLET_ADDRESS --worker RIG1
   Save.
5. Run as Administrator – Double-click start_kaspa.bat. Windows Defender may ask for permission; click "Allow".
6. Monitor – The console will show hashrate, shares accepted/rejected. After 10 minutes, check your pool dashboard for live stats.

Linux / HiveOS Setup (BzMiner)

1. In HiveOS, go to "Flight Sheets" → Create new. Select Coin = Kaspa, Wallet = your KAS address.
2. Miner: BzMiner (latest version). Pool URL: stratum+tcp://us.acc-pool.com:1666.
3. Extra config arguments: --kaspa (enables Kaspa algorithm) and --worker RIGNAME.
4. Apply flight sheet and start the miner. HiveOS will automatically download and configure BzMiner.
5. Monitor hashrate via HiveOS dashboard or pool website.

For a complete beginner's introduction to crypto earning and hardware setup, read our Crypto Starter Kit 2026.

Risks & Considerations

Before buying GPUs, understand these risks:

• KAS price volatility: A 30% drop in KAS price cuts your daily income by the same amount. Mining is a leveraged bet on the coin’s future value.
• Network difficulty increases: As more miners join Kaspa, your share of block rewards decreases. In 2026, difficulty has risen 18% since January.
• Hardware failure: GPUs running 24/7 at high temperatures may fail after 2–3 years. Factor in replacement costs.
• Electricity cost changes: If your utility raises rates, your net profit shrinks. Miners with $0.15+/kWh should not mine Kaspa at current prices.
• Regulatory risk: Some jurisdictions have banned or restricted crypto mining (e.g., China, certain US states). Check local laws.

Always apply crypto risk management principles – never invest money you cannot afford to lose, and diversify across different earning methods.