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be quiet! Dark Power 13 1000W vs Corsair AX1600i: Comparison
be quiet! Dark Power 13 1000W and Corsair AX1600i separate most on pcie 8-pin connectors: be quiet! Dark Power 13 1000W at 4, Corsair AX1600i at 10, 60% in favour of Corsair AX1600i. Wattage splits them by another 38%, again favouring Corsair AX1600i. They match on 10 other specifications, including 80 plus rating, form factor and cybenetics efficiency. On price, be quiet! Dark Power 13 1000W sits at $349.99 against $579.99 for Corsair AX1600i.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Brand | be quiet! | Corsair |
| Wattage | 1000 W-37% | 1600 W |
| 80 PLUS Rating | Titanium | Titanium |
| ATX Standard | ATX 3.1 | ATX 2.x |
| Form Factor | ATX | ATX |
| Cybenetics Efficiency | Titanium | Titanium |
| Cybenetics Noise | A+ | A- |
| 12V-2x6 Connectors | 1 | 0 |
| Hold-Up Time | 23.2 ms-13% | 26.7 ms |
| Zero-RPM Mode | No | Yes |
| Sleeved Cables | Yes | No |
| Measured Avg Efficiency | 91.34 % | 92.22 % |
| PCIe 8-pin Connectors | 4-60% | 10 |
| Measured Average Noise | 17.93 dBA | 25.6 dBA |
| Connector Count | 1x 24-pin ATX, 1x EPS 4+4, 1x EPS 8-pin, 1x 12V-2x6 (600W), 4x PCIe 6+2-pin, 13x SATA, 2x Molex | 1x 24-pin ATX, 2x EPS 4+4, 10x PCIe 6+2-pin, 16x SATA, 9x Molex, 2x FDD adapter |
| Fan Size | 135 mm | 140 mm |
| Fan Model / Bearing | 135mm Silent Wings (BQ SIW3-13525-HF), fluid dynamic bearing | 140mm NR140P, fluid dynamic bearing |
| Japanese Capacitors | Yes | Yes |
| EPS 8-pin Connectors | 2 | 2 |
| SATA Connectors | 13 | 16 |
| Molex Connectors | 2 | 9 |
| Cable Lengths | ATX 600mm, EPS 700mm, PCIe 600mm, 12V-2x6 600mm, SATA 600+150+150+150mm | 24-pin 600mm, EPS 650mm, PCIe 650mm and 680+100mm, SATA 450+110+110+110mm and 550+110mm, Molex 450+100+100mm |
| Length | 175 mm | 200 mm |
| Colour | Black | Black |
| Fan Bearing | Fluid Dynamic | Fluid Dynamic |
| MTBF | 100000 hours | 100000 hours |
| Modularity | Fully Modular | Fully Modular |
| Protections | OTP, OCP, OPP, SCP, OVP, UVP, SIP | OCP, OVP, OPP, SCP, OTP, UVP |
| Warranty | 10 years | 10 years |
| Model | Dark Power 13 1000W | AX1600i |
| Typical Price | $349.99 | $579.99 |
| Source URL | https://www.bequiet.com/en/powersupply/4046 | https://www.corsair.com/us/en/p/psu/cp-9020087-na/ax1600i-digital-atx-power-supply-1600-watt-fully-modular-psu-cp-9020087-na |
Price comparison
| Retailer | be quiet! Dark Power 13 1000W | Corsair AX1600i |
|---|---|---|
| Consumercarts listing | $349.99 View on Consumercarts listing | |
| Amazon | $579.99 View on Amazon | |
| Newegg | View on Newegg |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
be quiet! Dark Power 13 1000W
9.3 / 10 Expert Rating
A best-in-class 1000W Titanium-rated ATX unit for an RTX 4080/4090 or RTX 5080/5090-class high-end gaming build, held back only by its premium price.
Corsair AX1600i
9 / 10 Expert Rating
Still the digital-monitoring benchmark for extreme multi-GPU and workstation builds, docked slightly for lacking a native 12V-2x6 connector.
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