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ASUS ROG Strix 850W Gold ATX3.0 vs Corsair RM750x: Comparison
ASUS ROG Strix 850W Gold ATX3.0 and Corsair RM750x separate most on mtbf: ASUS ROG Strix 850W Gold ATX3.0 at 120000 hours, Corsair RM750x at 100000 hours, 17% in favour of ASUS ROG Strix 850W Gold ATX3.0. Wattage splits them by another 12%, again favouring ASUS ROG Strix 850W Gold ATX3.0. They match on 14 other specifications, including 80 plus rating, form factor and single +12v rail. On price, Corsair RM750x sits at $124.99 against $169.99 for ASUS ROG Strix 850W Gold ATX3.0.
Specs
| Specification |  |  |
|---|---|---|
| Brand | ASUS | Corsair |
| Wattage | 850 W | 750 W-12% |
| 80 PLUS Rating | Gold | Gold |
| ATX Standard | ATX 3.0 | ATX 3.1 |
| Form Factor | ATX | ATX |
| +12V Rail Amperage | 70.8 A | 62.5 A |
| Single +12V Rail | Yes | Yes |
| Cybenetics Efficiency | Gold | Gold |
| Cybenetics Noise | A++ | A |
| 12V-2x6 Connectors | 1 | 1 |
| Zero-RPM Mode | Yes | Yes |
| Sleeved Cables | No | No |
| PCIe 8-pin Connectors | 3 | 3 |
| Connector Count | 1x 24-pin ATX, 2x EPS 4+4, 1x PCIe 16-pin, 3x PCIe 6+2-pin, 5x SATA, 4x Molex | 1x 24-pin ATX, 2x EPS 4+4, 1x 12V-2x6 (600W), 3x PCIe 6+2-pin, 8x SATA, 3x Molex |
| Fan Size | 135 mm | 140 mm |
| Fan Model / Bearing | 135mm double ball bearing (CF1325H12D), Axial-tech | 140mm fluid dynamic bearing, near-silent zero-RPM mode below 40% load |
| OEM / Platform | CWT | CWT |
| Japanese Capacitors | Yes | Yes |
| EPS 8-pin Connectors | 2 | 2 |
| SATA Connectors | 5 | 8 |
| Molex Connectors | 4 | 3 |
| Cable Lengths | ATX 600mm, EPS 650mm, 16-pin 600mm, PCIe 600-610mm, SATA 400+120+120mm, Molex 400+150+150+150mm | ATX 610mm, EPS 650mm, PCIe 750mm, SATA 730-850mm |
| Length | 180 mm | 160 mm |
| Colour | Black | Black |
| MTBF | 120000 hours | 100000 hours-17% |
| Modularity | Fully Modular | Fully Modular |
| Protections | OPP, OVP, UVP, SCP, OCP, OTP | OCP, OVP, OPP, SCP, OTP, UVP |
| Warranty | 10 years | 10 years |
| Model | ROG Strix 850W Gold ATX3.0 | RM750x |
| Typical Price | $169.99 | $124.99 |
| Source URL | https://rog.asus.com/power-supply-units/rog-strix/rog-strix-850g-aura-gaming-model/spec/ | https://www.corsair.com/us/en/p/psu/cp-9020285-na/rmx-series-rm750x-fully-modular-power-supply-cp-9020285-na |
Price comparison
| Retailer | ASUS ROG Strix 850W Gold ATX3.0 | Corsair RM750x |
|---|---|---|
| Consumercarts listing | $169.99 View on Consumercarts listing | $124.99 View on Consumercarts listing |
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
ASUS ROG Strix 850W Gold ATX3.0
8.3 / 10 Expert Rating
A solid 850W Gold-rated ATX unit for a popular RTX 4070 Ti / RTX 5070-class gaming build, held back only by the usual mid-tier compromises on cabling and OEM sourcing.
Corsair RM750x
8.3 / 10 Expert Rating
A solid 750W Gold-rated ATX unit for a popular RTX 4070 Ti / RTX 5070-class gaming build, held back only by the usual mid-tier compromises on cabling and OEM sourcing.
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