How Often Should You Upgrade Your PSU?
- Daniel Wilson
- May 29, 2024
- 3 min read
We frequently overlook the power source of our computer. In reality, the majority of individuals might utilize the most recent PC hardware for years and generations without any modifications. Regardless of whether you are constructing a new PC, intending to enhance your desktop imminently, or own a dependable computer that meets all your requirements, it is essential to recognize when to replace your PSU.

Every five to ten years, contingent upon your warranty
Power supplies are typically engineered for greater longevity than other PC components, which accounts for their extended warranties. Seasonic provides an impressive 12-year warranty on its PRIME series power supply. Thus, should it malfunction after ten years of usage, you may return it to the manufacturer for a replacement under the RMA policy.
Nonetheless, not all power supply units (PSUs) possess equivalent quality and warranty, resulting in certain models featuring abbreviated guarantees. The majority of manufacturers would have evaluated the power supplies they provide, guaranteeing that their items endure beyond the warranty period. You can be assured that your power supply will endure for the duration promised by the manufacturer.
However, this does not imply that you should substitute your PSU immediately at the expiration of its warranty. With proper maintenance—ensuring cleanliness, preventing overloads, and providing a stable energy supply—your PSU may endure several additional years beyond the warranty period.
However, do not delay in replacing it, as the internal components of the power supply continue to deteriorate with age. A prudent guideline is to evaluate your PSU about one to two years following the expiration of its warranty. Although the PSU may appear visually satisfactory after that duration, would you be inclined to jeopardize the more costly components of your computer merely to economize a small amount?
Upon Implementing a Substantial Enhancement
Power supplies possess a specified maximum capacity, which should suffice for your computer's requirements, provided no complications arise. Should you repurpose your previous PC's power supply while upgrading?
Regrettably, there is no unequivocal response to this inquiry, as other aspects must be taken into account. However, if you are pursuing a significant specification upgrade, it is advisable to get a new power supply unit to accompany your new graphics card.
Components with elevated specifications generally necessitate greater power consumption. The RTX 2080 Ti possesses a thermal design power (TDP) of 250 watts. When combined with an Intel Core i7-12700K featuring a 190-watt TDP, a 600-watt PSU will sufficiently meet your requirements. Upgrading to an RTX 4090 GPU, which necessitates 450 watts of electricity, mandates an upgrading of your power supply to meet this requirement.
Should You Begin Experiencing These Indicators
Regardless of whether you possess a new computer or have a reliable older desktop, it is essential to monitor its performance consistently. PSUs may fail for numerous reasons, irrespective of their age. If you observe any of these symptoms on your computer, you should replace or upgrade your PSU, or return it to the manufacturer for RMA if it remains under warranty.
Blue Screen of Death displaying the subsequent errors:
0x00000080: NMI_HARDWARE_FAILURE
0x00000122: WHEA_INTERNAL_ERROR
0x00000124: WHEA_UNCORRECTABLE_ERROR
0x00000127: PAGE_NOT_ ZERO
0x0000012B: FAULTY_HARDWARE_CORRUPTED_PAGE
Auditory crackling and static noises
Unaccounted CPU or GPU performance anomalies
Electrical instability
The presence of these indications and symptoms may indicate that your PSU is beginning to degrade, necessitating an upgrade or replacement in the near future. A PSU malfunction should not escalate, as it may lead to your PC ceasing operation while use or, more critically, inflict damage on other costly components such as the processor or GPU.
Similar to other computer components, it is essential to maintain your PSU to prolong its lifespan. Regardless of the level of care administered, a time will always arise when replacement becomes necessary. It is advisable to be proactive and replace it before it fails while work or leisure, rather than waiting for it to malfunction and perhaps damage other components before being discarded as e-waste.
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