As of October 2026, the most profitable coin for AMD Ryzen 9 7900X mining is Monero (XMR) on RandomX, with 15,487 H/s hashrate and $0.10/day net profit after electricity costs ($0.0784/kWh).
AMD Ryzen 9 7900X
Best coin: Monero — net $0.10/day
Specifications
System Build (used prices)
Mining Profitability
| Coin | Algo | Hashrate | CPU W | System W | Income/day | Elec/day | Profit/day | CPU H/s/W | Sys H/s/W | CPU $/W | Sys $/W | ROI CPU | ROI System |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Monero (XMR) | randomx | 15,487 H/s | 179 W | 252 W | $0.57 | $0.47 | $0.10 | 86.5 | 61.5 | $0.0032/W | $0.0023/W | 8.2yr | 15.3yr |
| Tari (XTM) | randomx | 15,487 H/s | 179 W | 252 W | $0.57 | $0.47 | $0.09 | 86.5 | 61.5 | $0.0032/W | $0.0023/W | 8.7yr | 16.2yr |
| Zephyr Protocol (ZEPH) | randomx | 15,487 H/s | 179 W | 252 W | $0.41 | $0.47 | -$0.06 | 86.5 | 61.5 | $0.0023/W | $0.0016/W | ∞ | ∞ |
| Salvium (SAL) | randomx | 15,487 H/s | 179 W | 252 W | $0.32 | $0.47 | -$0.16 | 86.5 | 61.5 | $0.0018/W | $0.0013/W | ∞ | ∞ |
| Quantum Resistant Ledger (QRL) | randomx | 15,487 H/s | 179 W | 252 W | $0.26 | $0.47 | -$0.22 | 86.5 | 61.5 | $0.0014/W | $0.0010/W | ∞ | ∞ |
Income trend — XMR (last 30 days)
Gross income (upper line) and net profit (lower) at 15,487 H/s. Shaded area is electricity cost.
Frequently Asked Questions
What is the most profitable coin to mine with AMD Ryzen 9 7900X?
The most profitable coin for AMD Ryzen 9 7900X is Monero (XMR) on the RandomX algorithm. Net profit: +$0.10/day (gross income $0.57 minus electricity $0.47 at $0.0784/kWh). Actual profitability depends on your electricity rate, system downtime, and other overhead costs.
What is the hashrate of AMD Ryzen 9 7900X on RandomX?
The typical hashrate of AMD Ryzen 9 7900X on RandomX is 15,487 H/s at 179W CPU power draw. This is a realistic sustained 24/7 mining figure on a standard system without fine-tuning. Total system power from the wall is 252W (6.0 kWh/day).
How much does a AMD Ryzen 9 7900X mining system cost?
Minimum used build for AMD Ryzen 9 7900X: CPU — $299, motherboard (any AM5 B650/X670) — $144, RAM (DDR5 5600 8GB × 2) — $60, SSD — $18, PSU 600W — $36. Total: ~$557. Prices are approximate, based on the used market.
How long does it take for AMD Ryzen 9 7900X mining to pay for itself?
At current network parameters and $0.0784/kWh electricity: CPU-only payback — ~8.2 years, full system (~$557) payback — ~15.3 years. These estimates do not account for potential downtime, hardware wear, changes in network difficulty, or coin price fluctuations. Use the table above to enter your electricity rate for accurate numbers.