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ASUS ROG Strix 1000W Gold ATX3.0 vs Seasonic S12III 750 Bronze: Comparison
ASUS ROG Strix 1000W Gold ATX3.0 vs Seasonic S12III 750 Bronze: the warranty difference
On warranty the spread is 50%, ASUS ROG Strix 1000W Gold ATX3.0 10 years against Seasonic S12III 750 Bronze 5 years, so ASUS ROG Strix 1000W Gold ATX3.0 takes it. Wattage runs the same way, 1000 W on the ASUS ROG Strix 1000W Gold ATX3.0 versus 750 W on the Seasonic S12III 750 Bronze, another win for ASUS ROG Strix 1000W Gold ATX3.0. Pcie 8-pin connectors runs the same way, 4 on the ASUS ROG Strix 1000W Gold ATX3.0 versus 2 on the Seasonic S12III 750 Bronze, another win for ASUS ROG Strix 1000W Gold ATX3.0.
Which should you buy, ASUS ROG Strix 1000W Gold ATX3.0 or Seasonic S12III 750 Bronze?
The ASUS ROG Strix 1000W Gold ATX3.0 suits high-end single-GPU gaming builds (RTX 4080/4090-class cards) and builders who want Gold-tier efficiency with future GPU upgrade headroom, though it is the wrong buy for budget builds where a 550-650W unit would be sufficient and extreme dual-GPU or workstation rigs needing 1200W+. Buy the Seasonic S12III 750 Bronze for budget builds that still want Seasonic build quality and buyers who don't mind fixed cables, though it is not built for small cases needing tight cable management and anyone wanting Gold-rated efficiency. The same goes for mid-range GPUs like the RTX 4060 Ti or RX 7700 XT.
Which is cheaper, ASUS ROG Strix 1000W Gold ATX3.0 or Seasonic S12III 750 Bronze?
At the last price check the Seasonic S12III 750 Bronze was $69.99 and the ASUS ROG Strix 1000W Gold ATX3.0 $190, a 171% premium.
Frequently asked questions
Do the ASUS ROG Strix 1000W Gold ATX3.0 and Seasonic S12III 750 Bronze differ on modularity?
Yes. Modularity reads Fully Modular on the ASUS ROG Strix 1000W Gold ATX3.0 versus Non-Modular on the Seasonic S12III 750 Bronze.
Is the Form Factor the same on the ASUS ROG Strix 1000W Gold ATX3.0 and Seasonic S12III 750 Bronze?
It is. Both are listed at ATX, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- ASUS ROG Strix 1000W Gold ATX3.0
- ASUS
- Seasonic S12III 750 Bronze
- Seasonic
Wattage
- ASUS ROG Strix 1000W Gold ATX3.0
- 1000 WBest
- Seasonic S12III 750 Bronze
- 750 W-25%
80 PLUS Rating
- ASUS ROG Strix 1000W Gold ATX3.0
- Gold
- Seasonic S12III 750 Bronze
- Bronze
Model Number
- ASUS ROG Strix 1000W Gold ATX3.0
- ROG Strix 1000W Gold ATX3.0
- Seasonic S12III 750 Bronze
- S12III-750
ATX Standard
- ASUS ROG Strix 1000W Gold ATX3.0
- ATX 3.0
- Seasonic S12III 750 Bronze
- ATX 2.x
Form Factor
- ASUS ROG Strix 1000W Gold ATX3.0
- ATX
- Seasonic S12III 750 Bronze
- ATX
Single +12V Rail
- ASUS ROG Strix 1000W Gold ATX3.0
- Yes
- Seasonic S12III 750 Bronze
- Yes
12V-2x6 Connectors
- ASUS ROG Strix 1000W Gold ATX3.0
- 1
- Seasonic S12III 750 Bronze
- 0
Zero-RPM Mode
- ASUS ROG Strix 1000W Gold ATX3.0
- Yes
- Seasonic S12III 750 Bronze
- No
Sleeved Cables
- ASUS ROG Strix 1000W Gold ATX3.0
- No
- Seasonic S12III 750 Bronze
- No
PCIe 8-pin Connectors
- ASUS ROG Strix 1000W Gold ATX3.0
- 4
- Seasonic S12III 750 Bronze
- 2-50%
Connector Count
- ASUS ROG Strix 1000W Gold ATX3.0
- 1x 24-pin ATX, 2x EPS 4+4, 1x PCIe 16-pin, 4x PCIe 6+2-pin, 5x SATA, 4x Molex
- Seasonic S12III 750 Bronze
- 1x 24-pin ATX, 1x EPS 4+4, 2x PCIe 6+2-pin, 6x SATA, 2x Molex (all fixed)
Fan Size
- ASUS ROG Strix 1000W Gold ATX3.0
- 135 mm
- Seasonic S12III 750 Bronze
- 120 mm
Fan Model / Bearing
- ASUS ROG Strix 1000W Gold ATX3.0
- 135mm double ball bearing (CF1325H12D), Axial-tech
- Seasonic S12III 750 Bronze
- 120mm sleeve bearing
OEM / Platform
- ASUS ROG Strix 1000W Gold ATX3.0
- CWT
- Seasonic S12III 750 Bronze
- Seasonic in-house
Cable Lengths
- ASUS ROG Strix 1000W Gold ATX3.0
- 24-pin 600mm, EPS 650mm, 16-pin 610mm, PCIe 610mm, SATA 400+120+120mm, Molex 400+150+150+150mm
- Seasonic S12III 750 Bronze
- 24-pin 500mm, EPS 500mm, PCIe 450mm, SATA 500-650mm
Length
- ASUS ROG Strix 1000W Gold ATX3.0
- 180 mm
- Seasonic S12III 750 Bronze
- 140 mm
Colour
- ASUS ROG Strix 1000W Gold ATX3.0
- Black
- Seasonic S12III 750 Bronze
- Black
MTBF
- ASUS ROG Strix 1000W Gold ATX3.0
- 120000 hours
- Seasonic S12III 750 Bronze
- 100000 hours-17%
Modularity
- ASUS ROG Strix 1000W Gold ATX3.0
- Fully Modular
- Seasonic S12III 750 Bronze
- Non-Modular
Protections
- ASUS ROG Strix 1000W Gold ATX3.0
- OPP, OVP, UVP, SCP, OCP, OTP
- Seasonic S12III 750 Bronze
- OCP, OVP, SCP, OTP
Price
- ASUS ROG Strix 1000W Gold ATX3.0
- 189.99 USD
- Seasonic S12III 750 Bronze
- 69.99 USD
Warranty
- ASUS ROG Strix 1000W Gold ATX3.0
- 10 yearsBest
- Seasonic S12III 750 Bronze
- 5 years-50%
Which one should you pick?
Choose ASUS ROG Strix 1000W Gold ATX3.0 if you want the higher wattage (1000 W vs 750 W), the higher PCIe 8-pin connectors (4 vs 2) and the higher MTBF (120000 hours vs 100000 hours).
Choose Seasonic S12III 750 Bronze if you already have it on hand or find it at a lower price.
Price comparison
| Retailer | ASUS ROG Strix 1000W Gold ATX3.0 | Seasonic S12III 750 Bronze |
|---|---|---|
| Consumercarts listing | $189.99 View on Consumercarts listing | $69.99 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.
Seasonic S12III 750 Bronze
7.2 / 10 Expert Rating
A better-built-than-average budget Bronze unit for buyers who trust the Seasonic name over a modular cable set.




