Budget PC (GTX 1660 Super) electricity cost — Daily — 4 hours every day
Daily gaming at 4 hours a session — every day of the week. A <strong>Budget PC (GTX 1660 Super)</strong> draws 245 W total (GPU 125 W + rest of system 120 W). Cost: £1.79/week at Ofgem cap 26.11p/kWh (1 July to 30 September 2026).
Budget PC (GTX 1660 Super) — Daily — 4 hours every day: 0.245 kW × 4 h = 0.980 kWh = 25.6p/session. Weekly (7 sessions): £1.79. Monthly: £7.76. Annual: £93.14. Source: Nvidia / AMD / Intel — published TDP specifications for GPU and CPU components + Ofgem (OGL v3.0).
- Per session
- 25.6p
- Per week (7 sessions)
- £1.79
- Per month
- £7.76
- Per year
- £93.14
Rig specification
- Tier
- budget
- GPU
- Nvidia GeForce GTX 1660 Super
- GPU TDP
- 125 W
- Rest of system
- 120 W
- Total system
- 245 W
- Sessions/week
- 7
Nvidia GTX 1660 Super TDP 125 W (published spec); rest of system ~120 W typical budget build
How the cost is worked out
- System power: 125 W (GPU) + 120 W (CPU + rest) = 245 W total.
- Per session: 245 W ÷ 1000 × 4 h = 0.980 kWh × 26.11p = 25.6p.
- Weekly: 25.6p × 7 sessions = £1.79.
- Monthly: £1.79 × 52 ÷ 12 = £7.76.
- Annual: £1.79 × 52 = £93.14.
Same scenario — other gaming rigs
Track gaming PC running costs
Updated each time the Ofgem cap changes.
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GPU TDP from Nvidia / AMD / Intel — published TDP specifications for GPU and CPU components. Unit rate 26.11p/kWh from Ofgem — Energy price cap unit rates and standing charges (1 July to 30 September 2026), OGL v3.0. Last updated: 2026-06-20.