About $4.49 a month for a whole Arc B580 gaming PC used 4 hours a day (half gaming) with one monitor, at the US average rate of 18.16 ¢/kWh. Estimates, not measurements.
4 h/day, 50% gaming, 1 monitor, typical 6-core CPU, 80 PLUS Gold PSU.
| Location | Rate | Per gaming hour | Per month | Per year |
|---|---|---|---|---|
| US average | 18.16¢ | $0.054 | $4.49 | $54 |
| Texas | 15.91¢ | $0.048 | $3.93 | $47 |
| California | 29.75¢ | $0.089 | $7.35 | $88 |
| New York | 28.65¢ | $0.086 | $7.08 | $85 |
| Florida | 14.99¢ | $0.045 | $3.70 | $44 |
| Nevada (cheapest state) | 12.72¢ | $0.038 | $3.14 | $38 |
| Hawaii (most expensive state) | 47.18¢ | $0.141 | $11.65 | $140 |
| United Kingdom (USD) | 40.50¢ | $0.121 | $10.00 | $120 |
| Germany (USD) | 40.90¢ | $0.122 | $10.10 | $121 |
| Canada (USD) | 12.30¢ | $0.037 | $3.04 | $36 |
| Australia (USD) | 25.90¢ | $0.077 | $6.40 | $77 |
Heavier use at the US average: 8 h/day, 75% gaming ≈ $11.05/month. Running at full load 24/7 (rendering, AI, mining) ≈ $50/month.
Test your own Arc B580 PC (30 s)| State | GPU only | Whole PC at the wall |
|---|---|---|
| Idle / desktop | ~16 W | ~62 W |
| Typical gaming | ~162 W | ~274 W |
| Full load | 190 W | ~378 W |
NVIDIA/AMD/Intel rate the reference Arc B580 at 190 W board power. In games it typically draws less than its rating; we model about 162 W gaming and 16 W at idle. Factory-overclocked cards can draw more.
About $0.054 per gaming hour for the whole PC plus one monitor at the US average 18.16 ¢/kWh (August 2026, EIA). That is an estimate with a typical 6-core CPU and a Gold PSU.
Full-load draw for a typical Arc B580 build is about 378 W at the wall. Check the card maker's recommended PSU wattage; it usually adds headroom for spikes.
Get real readings. This page can only estimate. The free PCWatts desktop app reads your GPU's actual watts while you play and turns them into dollars per game, per day and per month.
Download PCWatts for Windows (coming soon)