EnergyLabelEU
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Costs for 0.283 €/kWh · Eurostat 2026 H1

Monitors · 27″ · 2560×1440 · LED LCD

Cooler Master GM2711

F

Uses less electricity than 7% of the 4,819 monitors, 24–31″ on the EU register. At your selected price (European Union) that is €11 a year, €108 over ten years.

Power, SDR
26.0 W
Typical 21 W
Running cost
€11 / year
4 h a day
Power, HDR
24.0 W
0.9× SDR

Uses more than most comparable models: 93 % of them need less. Teamgee TG-S10 PRO, the most efficient alternative on sale, saves about €9 a year. 65% of comparable models reach a better class than F; the most common is E. On-mode power in SDR is 26.0 W; the typical screen of this size draws 20.5 W. Cooler Master has 23 models in this group; this one is number 13 among them.

Where it stands

Rank 4,054 of 4,819 monitors, 24–31″ by yearly consumption. 4,053 use less.

Median 30 This model · 38 5 115 kWh ← uses less · uses more →

Next to it in the ranking

  1. F AOC U27U3CV 38 kWh same
  2. F Asus XG27ACS 38 kWh same
  3. F Cooler Master GM2711 38 kWh
  4. F Segment Bilgisayar Dış Ticaret Ltd. Şti ELLIPSE EL27R240Q 38 kWh same
  5. F Koorui 27E6QCA 38 kWh same
See the full ranking

What it will cost you

Period GM2711 TG-S10 PRO Difference
1 year €11 €2 −€9
5 years €54 €11 −€43
10 years €108 €22 −€86
15 years €161 €32 −€129

Is the more efficient model worth its price?

Years of use

Enter both purchase prices to see the total cost of ownership.

Power in SDR and HDR

SDR 26.0 W
HDR 24.0 W
Group median, SDR 20.5 W

Cost by viewing time

Use kWh / yr € / yr
2 hours a day 19 €5
4 hours a day 38 €11
8 hours a day 76 €22

Same size, lower running cost

On sale, at least 10% less energy, same size group

Model SizeSDR W kWh / yr Saves / year in 10 years
F Cooler Master GM2711 (this model)
27″26.0 38 — —
28″5.2 8 €9 €86
27″7.0 10 €8 €79
27″7.0 10 €8 €79
27″7.0 10 €8 €79
27″8.0 12 €7 €74

Label and product sheet

Energy class SDR / HDR
F / F
On-mode power SDR
26.0 W
On-mode power HDR
24.0 W
Standby / networked standby
0.5 W
Screen diagonal
27″
Resolution
2560×1440
Panel
LED LCD
Refresh rate
180 Hz
Software updates (minimum)
9 years
Guarantee (supplier)
3 years
Spare parts (minimum)
8 years

Model numbers and history

Registered by Cooler Master under one model number.

GM2711

  1. First published in the EU register (EPREL)
  2. Placed on the EU market

Questions

How much does the Cooler Master GM2711 cost to run?

At 4 hours a day it uses about 38 kWh a year according to its EU energy label. At the EU average household price of 0.283 €/kWh that is about €11 a year, or €108 over ten years.

Does HDR use more electricity?

Yes. In HDR mode this screen draws 24.0 W instead of 26.0 W, 0.9 times as much. The yearly cost on this page uses SDR, as the label does.