GPU Power Consumption & Electricity Cost Calculator

Estimate how much electricity a graphics card uses and what it adds to your power bill per month and year at Indian tariffs, plus its true cost over time.

Graphics card (GPU)

Using KnytX NVIDIA RTX 4090 48GB AI GPU (reference board power). Pick another GPU to change it.

Gaming / heavy use per day (hours)

Rate per unit (₹/kWh) Years

Electricity for the KnytX NVIDIA RTX 4090 48GB AI GPU

₹328.53 a month

Per year: ₹3,942.40
Over 3 years: ₹11,827.20
Energy per year: 492.8 kWh
Per hour of gaming: ₹3.60

Calculated at the full board power of 450 W – an upper bound. Real games often draw less, and idle power is much lower.

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