How Many Watts Does an SSD Use?

  1. Gauging Power Consumptions of Various SSDs
    • 2.5-Inch SATA SSD
    • M.2 SATA SSD
    • M.2 NVME SSD
    • PCIe SSD
  2. Power Consumptions [SSD vs. HDD]
  3. How To Calculate Your SSD’s Power Consumption
  4. Is Higher Power Consumption harmful to SSDs?
  5. Conclusion

Gauging energy Consumptions of various SSDs

Before I look into the facts associated with watts of energy employed by various SSDs, it is worthwhile to observe that I’ll be saying the SSDs’ energy usage in ranges. The lower bound represents the minimum number of watts utilized; the upper bound represents the most number of watts employed by the SSD. 

I’ve collected the data for SSDs in three states: Idle, browse, and Write. “Idle” is once the SSD is processing no information. Whereas “Read” and “Write” are if it is reading and writing information regarding the disk, correspondingly. Additionally, the info can vary for various SSD brands.

2.5-Inch SATA SSD

The 2.5-inch SATA SSD has an electric usage selection of 0.25-2 watts whenever idle. Whenever it is reading, it uses information at a pricey 4-8 watts. Maybe not further from that, it uses 5 8 watts of data when writing.


MSATA SSDs do fairly well on energy usage. When idle, their energy usage can differ between a great and slim selection of 0.21-1.20 watts. While reading information, they eat a fair energy of 2-5 watts.

This energy preservation vanishes with regards to composing information. While writing information, they eat energy in a selection of 5-8 watts.


M.2 SATA SSD has a modest energy usage range of 0.30-2 watts whenever idle. When reading data, they eat 2-6 watts. Whereas they eat 3-9 watts when writing data. Overall, they have a fair energy usage range.


M.2 NVME SSDs fare simply a jot more than M.2 SATA SSDs per power consumption. They eat a good 0.50-3 watts whenever idle. When reading and writing information, they consume 2-8 watts and 3-10 watts, correspondingly.


PCle SSDs consume the absolute most sizeable amount of watts when comparing to SATA and NVME SSDs. They eat a boisterous 2-6 watts whenever idle, 3-7 watts whenever reading data, and 5-15 watts whenever writing data.

Power Consumptions [SSD vs. HDD]

Having heard a great deal about SSDs’ swiftness, it might be a shock that electronic SSDs eat more energy than technical HDDs whenever reading and writing information. For the reason that of this large numbers of circuits integrated into the SSD that the HDD does not have.

But this does not put SSDs at a disadvantage regarding energy usage. Quite the opposite, when SSDs are idle – which they’re nearly all of enough time – they consume less energy than an idle HDD. Finally, this will make energy conservative when compared with HDDs.

How To determine Your SSD’s energy Consumption

If you need the precise of one’s SSD’s power usage, you’ll lookup your SSD’s spec sheet which includes it. In the event that you couldn’t find your SSD’s actual energy usage, you’ll nevertheless determine it.

Find out of the current and voltage of one’s SSD regarding the spec sheet, then increase them together. The quantity you obtain may be the SSD’s power. 

Is Higher Power Consumption detrimental to SSDs?

If your SSD has a larger-than-average energy usage, there’s absolutely nothing to be concerned about. It won’t impact your SSD’s performance at all. It’s going to just reduce the battery’s lifetime by a little bit, that isn’t significant at all.

Moreover, the bigger power consumption won’t cause an important escalation in heat or a decrease in rate.


Different SSDs eat a variable amount of watts based upon their kind and condition. For SATA, MSATA, M.2 SATA SSD, and M.2 NVME SSD, the energy usage varies between 0.2-3 watts whenever idle, 2-8 watts whenever reading information, and 3-10 watts whenever composing information. On the other hand, the PCle SSD uses 2-6 watts whenever idle, 3-7 watts whenever reading information, and 5-15 watts whenever composing information.

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