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ASRock Steel Legend SL-750G vs ASUS ROG Strix 850W Gold ATX3.0: Comparison
ASRock Steel Legend SL-750G and ASUS ROG Strix 850W Gold ATX3.0 separate most on pcie 8-pin connectors: ASRock Steel Legend SL-750G at 2, ASUS ROG Strix 850W Gold ATX3.0 at 3, 33% in favour of ASUS ROG Strix 850W Gold ATX3.0. Hold-Up Time splits them by another 33%, again favouring ASUS ROG Strix 850W Gold ATX3.0. They match on 13 other specifications, including 80 plus rating, form factor and single +12v rail. On price, ASRock Steel Legend SL-750G sits at $69.99 against $169.99 for ASUS ROG Strix 850W Gold ATX3.0.
Specs
| Specification |  |  |
|---|---|---|
| Brand | ASRock | ASUS |
| Wattage | 750 W-12% | 850 W |
| 80 PLUS Rating | Gold | Gold |
| ATX Standard | ATX 3.1 | ATX 3.0 |
| Form Factor | ATX | ATX |
| +12V Rail Amperage | 62.5 A | 70.8 A |
| Single +12V Rail | Yes | Yes |
| Cybenetics Efficiency | Platinum | Gold |
| Cybenetics Noise | A+ | A++ |
| 12V-2x6 Connectors | 1 | 1 |
| Hold-Up Time | 16.3 ms-33% | 24.3 ms |
| Zero-RPM Mode | Yes | Yes |
| Sleeved Cables | No | No |
| Measured Avg Efficiency | 90.08 % | 88.84 % |
| PCIe 8-pin Connectors | 2-33% | 3 |
| Measured Average Noise | 18.76 dBA | 14.69 dBA |
| Connector Count | 1x 24-pin ATX, 2x EPS 4+4, 1x 12V-2x6, 2x PCIe 6+2-pin, 9x SATA, 3x Molex | 1x 24-pin ATX, 2x EPS 4+4, 1x PCIe 16-pin, 3x PCIe 6+2-pin, 5x SATA, 4x Molex |
| Fan Size | 135 mm | 135 mm |
| Fan Model / Bearing | 135mm striped axial fluid dynamic bearing (RL4ZS1352512HH) | 135mm double ball bearing (CF1325H12D), Axial-tech |
| OEM / Platform | HEC | CWT |
| Japanese Capacitors | Yes | Yes |
| EPS 8-pin Connectors | 2 | 2 |
| SATA Connectors | 9 | 5 |
| Molex Connectors | 3 | 4 |
| Length | 150 mm | 180 mm |
| Colour | Black | Black |
| Fan Bearing | Fluid Dynamic | Ball |
| Zero-RPM Switchable | Yes | Yes |
| MTBF | 100000 hours-17% | 120000 hours |
| Modularity | Fully Modular | Fully Modular |
| Protections | OCP, SCP, OVP, UVP, OTP, OPP | OPP, OVP, UVP, SCP, OCP, OTP |
| Warranty | 10 years | 10 years |
| Model | Steel Legend SL-750G | ROG Strix 850W Gold ATX3.0 |
| Typical Price | $69.99 | $169.99 |
| Source URL | https://www.asrock.com/Power-Supply/SteelLegend/SL-750G/ | https://rog.asus.com/power-supply-units/rog-strix/rog-strix-850g-aura-gaming-model/spec/ |
Price comparison
| Retailer | ASRock Steel Legend SL-750G | ASUS ROG Strix 850W Gold ATX3.0 |
|---|---|---|
| Consumercarts listing | $69.99 View on Consumercarts listing | $169.99 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.
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