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ASUS ROG Strix 1000W Gold ATX3.0 vs XPG Core Reactor II 850W: Comparison
ASUS ROG Strix 1000W Gold ATX3.0 and XPG Core Reactor II 850W separate most on hold-up time: ASUS ROG Strix 1000W Gold ATX3.0 at 26.2 ms, XPG Core Reactor II 850W at 17 ms, 35% in favour of ASUS ROG Strix 1000W Gold ATX3.0. PCIe 8-pin Connectors splits them by another 33%, this time favouring XPG Core Reactor II 850W. They match on 12 other specifications, including 80 plus rating, atx standard and form factor. On price, XPG Core Reactor II 850W sits at $139.99 against $189.99 for ASUS ROG Strix 1000W Gold ATX3.0.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Brand | ASUS | XPG |
| Wattage | 1000 W | 850 W-15% |
| 80 PLUS Rating | Gold | Gold |
| ATX Standard | ATX 3.0 | ATX 3.0 |
| Form Factor | ATX | ATX |
| +12V Rail Amperage | 83.3 A | 70.8 A |
| Single +12V Rail | Yes | Yes |
| Cybenetics Efficiency | Gold | Platinum |
| Cybenetics Noise | A+ | Standard++ |
| 12V-2x6 Connectors | 1 | 1 |
| Hold-Up Time | 26.2 ms | 17 ms-35% |
| Zero-RPM Mode | Yes | No |
| Sleeved Cables | No | No |
| PCIe 8-pin Connectors | 4-33% | 6 |
| Connector Count | 1x 24-pin ATX, 2x EPS 4+4, 1x PCIe 16-pin, 4x PCIe 6+2-pin, 5x SATA, 4x Molex | 1x 24-pin ATX, 3x EPS 4+4, 1x 12+4-pin PCIe (600W), 6x PCIe 6+2-pin, 4x SATA, 4x Molex |
| Fan Size | 135 mm | 120 mm |
| Fan Model / Bearing | 135mm double ball bearing (CF1325H12D), Axial-tech | Fluid Dynamic |
| OEM / Platform | CWT | CWT |
| Japanese Capacitors | Yes | Yes |
| EPS 8-pin Connectors | 2 | 3 |
| SATA Connectors | 5 | 4 |
| Molex Connectors | 4 | 4 |
| Cable Lengths | 24-pin 600mm, EPS 650mm, 16-pin 610mm, PCIe 610mm, SATA 400+120+120mm, Molex 400+150+150+150mm | 24-pin 640mm, EPS 650/750mm, PCIe 650mm, 12+4-pin 650mm |
| Length | 180 mm | 140 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 1000W Gold ATX3.0 | Core Reactor II 850W |
| Typical Price | $189.99 | $139.99 |
| Source URL | https://rog.asus.com/power-supply-units/rog-strix/rog-strix-1000g-aura-gaming-model/spec/ | https://hwbusters.com/psus/xpg-core-reactor-ii-850w-psu-review/ |
Price comparison
| Retailer | ASUS ROG Strix 1000W Gold ATX3.0 | XPG Core Reactor II 850W |
|---|---|---|
| Consumercarts listing | $189.99 View on Consumercarts listing | $139.99 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 1000W Gold ATX3.0
8.2 / 10 Expert Rating
ASUS extends the Strix Gold ATX3.0 line to 1000W here, keeping the Aura Sync-lit fan shroud and Axial-tech blades from the 850W model while adding headroom for a higher-end GPU.
XPG Core Reactor II 850W
8.2 / 10 Expert Rating
Core Reactor II is the first ATX 3.1-certified unit in this batch, so it carries the tightened 12V-2x6 transient spec, a meaningful reassurance for anyone running a power-hungry RTX 50-series card.
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