What a gaming PC costs to run in Czechia
A mid-range gaming PC (RTX 5070 and Ryzen 7 7800X3D, 27″ monitor) played 3 hours a day costs about CZK 295 a month in Czechia, at a household price of CZK 7.023 per kWh (2026 H1).
Czechia is 2% above the EU average of €0.283. Live price map
Calculate your own PC
Your PC on the electricity bill
At the wall while gaming
Session meter
CZK 0.000
What gaming since you opened this page would have cost.
| Gaming3.0 h × 371 W | CZK 238 |
| Browsing and work2.0 h × 129 W | CZK 55.07 |
| Left on, unused0.0 h × 75 W | CZK 0.000 |
| Sleep0.0 h × 2 W | CZK 0.000 |
| Off (standby)19.0 h × 1 W | CZK 2.03 |
| Energy | 42.0 kWh |
Peak sustained load about 487 W, plus headroom for short spikes.
About 2.0× the electricity of a typical fridge-freezer.
Wholesale day-ahead prices. They matter if you have a dynamic tariff; fixed tariffs do not change by hour.
Price used: CZK 7.023 per kWh — Eurostat, nrg_pc_204, 2026 H1.
Estimate Gaming draw for this part is an estimate. Measured it with a wall meter? Share your measurement
How this is calculated
Wall power = (graphics card + processor + rest of system) ÷ power supply efficiency + monitor. Energy = wall power × hours. Cost = energy × price. The range uses lighter and heavier gaming loads.
Monthly cost of typical builds
3 hours of gaming and 2 hours of other use per day.
| Build | Per month | Per year |
|---|---|---|
| Budget 1080pGeForce RTX 5060 · Ryzen 5 7600 | CZK 215 | CZK 2,583 |
| Mid-range 1440pGeForce RTX 5070 · Ryzen 7 7800X3D | CZK 295 | CZK 3,539 |
| AMD 1440pRadeon RX 9070 XT · Ryzen 7 9800X3D | CZK 341 | CZK 4,085 |
| High-end 4KGeForce RTX 5080 · Ryzen 7 9800X3D | CZK 394 | CZK 4,724 |
| FlagshipGeForce RTX 5090 · Ryzen 9 9950X3D | CZK 511 | CZK 6,130 |
| Streaming setupGeForce RTX 4070 Super · Core i7-14700K | CZK 326 | CZK 3,904 |
| Last-gen favouriteGeForce RTX 3080 · Ryzen 7 5800X3D | CZK 340 | CZK 4,076 |
Today’s hourly market price 31 October 2026
Cheapest 3-hour window today: 03:00–06:00, wholesale average CZK 5.574/kWh.
Times are Central European Time. Wholesale day-ahead prices. They matter if you have a dynamic tariff; fixed tariffs do not change by hour.
Daily average, last 30 days
CC BY 4.0 — Bundesnetzagentur | SMARD.de
Questions
How much electricity does a gaming PC use in Czechia?
A mid-range gaming PC uses about 42 kWh a month with 3 hours of gaming and 2 hours of other use per day, which costs about CZK 295 at the average household price in Czechia.
When is electricity cheapest in Czechia?
On wholesale markets, the cheapest hours today start at 03:00. This only lowers your bill if you have a dynamic or time-of-use tariff.
Does undervolting a graphics card save money?
Yes. Limiting a graphics card to about 80% of its power usually costs only a few percent of performance. For an RTX 5070 at 3 hours a day in Czechia, that saves about CZK 362 a year.
Tools for this
- How much does undervolting your GPU save?Pick a power limit and see the money saved per year and the performance you keep.
- Does a new graphics card pay for itself?See how much electricity a more efficient card saves and how long the upgrade takes to pay back.
- What does leaving your PC on cost?Idle, sleep or shut down: see the yearly cost of each when your PC is not in use.
- PC, console or cloud: which costs less over time?Compare the total cost over several years: hardware, electricity, subscriptions and resale.
Popular graphics cards
- GeForce RTX 5070
- GeForce RTX 5080
- Radeon RX 9070 XT
- GeForce RTX 4070 Super
- GeForce RTX 5060
- GeForce RTX 4090
- GeForce RTX 3080
- GeForce RTX 5090
- GPUs
Compare
- Romania RON 1.516
- Liechtenstein CHF 0.275
- Poland PLN 1.321
- Switzerland CHF 0.277
- Sweden SEK 3.361
- Finland €0.269
Sources
- Eurostat, nrg_pc_204 — Household consumers, 2,500–4,999 kWh/year, all taxes and levies included.
- Bundesnetzagentur | SMARD.de via Energy-Charts (Fraunhofer ISE) (CC BY 4.0)
- European Central Bank euro reference rates