Redragon RGPS-1000W 80+ Platinum ATX3.0 PSU Testing & Review – Defying stereotypes

Redragon Power supplies are hot topic lately, especially among the social media communities spreading paranoia and pushing brand-shill narrative around established brands in Pakistan. The RGPS-1000W 80+ Platinum PSU offering by Redragon is to of no amazement in this regard as it already came under fire when we posted sneak-peak short videos of it pulling loads on our testbench. This review explores the quality parameters related to ATX 3.0 standing as well as the 80+ platinum certification of this specific PSU.

Redragon: About the brand

Redragon is a high-value gaming brand owned by Eastern Times Technology Co., Ltd. (ETT), a major Chinese manufacturer established in 1996 and headquartered in Dongguan. While the Redragon brand was officially launched in 2012 to target the global gaming market, its parent company has decades of experience as an Original Design Manufacturer (ODM) for other world-class brands. ETT operates a massive manufacturing complex with over 1,400 employees and holds various international quality certifications (ISO9001, ISO14001). While they are most famous for their budget-friendly mechanical keyboards and mice, their business model relies on high-volume production and aggressive pricing to maintain a dominant presence in over 30 countries across North America, Europe, and Asia.

In their Power Supply Unit (PSU) division, Redragon typically acts as a “brand” rather than the actual manufacturer. While ETT manufactures their own mice and keyboards, they rely on specialized third-party ODMs for their power supplies. Historically, many of Redragon’s RGPS series units were sourced from manufacturers like Helly (Guangzhou Helly Technology) or Gospell, which are known for producing entry-level to mid-range internal components. However, for their more recent, high-end entriesโ€”such as the PSU018 Platinum 1300W ATX 3.0 and the RGPS-850W Goldโ€”Redragon has shifted toward more reputable platforms that feature 100% Japanese capacitors and LLC resonant structures. Despite these improvements, Redragon PSUs are often viewed with caution by enthusiasts; they frequently appear in the lower tiers (Tier C to F) of the community-driven PSU Tier List, making it essential to check specific model reviews before pairing them with high-end hardware.

One more thing to ponder is Guangzhou Helly Technology is also ODM for Lian-Li 80+ Platinum rated PSUs. While Lian-Li holds a high regard in local Pakistani community it’s kind of a mix-bag when the discussion is about Redragon PSUs.

Inroducing RGPS-1000W 80+ Platinum ATX 3.0 PSU

The RGPS-1000W is no joke when it comes to offering quality on the table at an affordable price tag of 35,000 PKR. It features Japanese Capacitors, LLC resonant topology and 80+ Platinum rating as well as ATX 3.0 certification (which we will revise in just a minute).

ATX 3.0 Certification review

Directly referencing to our article on ATX 3.0, PCI-E Gen5 and ATX3.1 standards, we’ll reiterate the upgrades ATX 3.0 PSUs are equiped with compared to ATX 2.X certified PSUs.

Under ATX 3.0, a compliant power supply must be capable of handling transient power spikes of up to 200% of its rated capacity for very short bursts (100 microseconds). This ensures system stability by preventing the sudden shutdowns that plagued older ATX 2.x units when paired with high-draw components.

A defining feature of the ATX 3.0 specification is the introduction of the 12VHPWR (12+4 pin) connector, capable of delivering up to 600W of power over a single cable directly to the PCIe 5.0 graphics card. This connector includes four “sense” pins that facilitate communication between the PSU and the GPU, allowing the power supply to signal its maximum capacity and preventing the card from overdrawing. Beyond raw power delivery, ATX 3.0 also mandates improved efficiency during low-load periods, requiring at least 60% efficiency at 10W or 2% of the maximum rated power, which is a critical update for modern systems that spend significant time in idle or low-power sleep states.

In the testing of RGPS-1000W, we’ll primarily focus on sustained loads and not the spike loads as our testbench is currently not equipped with relevant hardware which would successfully measure the spike-load characteristics pertaining to the ATX 3.0 specifications.

Specifications

Input/Input Characteristics
AC Input 100-240V 12-6A, 50-60Hz (wide-range input supported)
DC Output 3.3V +5V 12V (single rail design) -12V +5Vsb
20A 20A 83A 0.3A 3A
Total Power 120 996W 3.6W 15W
1000W

Internals

EMI Filter 2-stage
Primary Capacitor Nichicon 105ยฐC rated, 2x Capacitors 470uF 400V
MOV Present
Secondary Capacitors Nichicon Solid Capacitors 105ยฐC rated
Secondary Side Topology LLC Resonant DC-DC
Rectifier Dual-8A

Load testing & observations

As usual, we start with 50% load on the PSU, it holds well with perfect regulation and very low ripple. The fan runs on the automatic thermal management and it didn’t turn on at 50% load hence measuring of internal temperatures was not necessary. The similar quality pattern carries forward to 100% load, the fan turns on but PSU still exhibits amaznig operating temperatures which upon inspection with thermal camera proved our point to be 52ยฐC highest. While the standard ATX certification necessitates the PSU to be tested at 110% load as well without disturbing regulation, we did exactly just that and found this PSU not lacking in anyway.

Load Regulation 12V, 5V, 3.3V, 5Vsb Ripple 12V, 5V, 3.3V, 5Vsb Efficiency Temperature Max Inside
50% 12.15V, 4.97V, 3.39V, 4.99 23mV, 8mV, 7mV, 7mV 94% not measured
100% 12.07V, 4.96V, 3.35V, 4.98V 24mV, 12mV, 12mV, 11mV 92.6% 52ยฐC
110% 12.09V, 4.96V, 3.34V, 4.98V 25mV, 13mV, 12mV, 11mV 92.1% 53ยฐC

Adding insult to injury: Overloading

Considering this PSU is ATX 3.0 certified, our hypothesis is that it can sustain loads upto 150% continuous loading and we aimed to explore that for the fun of the experiment. First, we increased the load to 132% and found no anomalies in regulation which stood at solid numbers of 12.09V, 4.96V, 3.34V and 4.97V on the 12V, 5V, 3.3V and 5Vsb rails respectively. The ripple stood perfect at 27mV, 14mv, 12mV, and 12mV on the 12V, 5V, 3.3V and 5Vsb rails respectively. Increasing the load further to 142% we saw perfect regulation characteristics, no cable heatups but the power supply shut itself down once we tried to increase the load further. Until its tripping point, PSU didn’t exhibit any kind of permanent abnormal behavior and we verified that by turning the PSU on again.

Conclusion

Summarizing our testing and findings, we found absolutely no abnormalities or anomalies in the PSU characteristics and certifications. It exhibited higher efficiency at 100% and 110% loads, at 80+ Titanium level while it only fell short of 80+ Titanium at 50% load which earned it a respectable spot among 80+ Platinum 230V EU standard. The PSU comes with 12VHPWR connector as well as dedicated output from the modular board on the PSU itself making itself compatible with modern PCI-E Gen5 GPUs.

Our recommendations

We recommend this PSU to be used in high-end builds containing top tier components such as RTX 5090, RX 7900 XTX or RX 9070 XT paired with Top tier AMD CPUs such as AMD Ryzen 9 9950X3D, AMD Ryzen 9 9950X. While the Intel counterparts are known to be power hogs, we’d recommend upgrading to 1200W or higher rated PSUs for the Intel-based high end PC builds.

Pictures Gallery

Review Video

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