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Antec HCG850 Gold Extreme vs ASRock Steel Legend SL-750G: Comparison
Antec HCG850 Gold Extreme vs ASRock Steel Legend SL-750G: the wattage difference
Start with wattage, because it is the widest measured gap between them: Antec HCG850 Gold Extreme 850 W against ASRock Steel Legend SL-750G 750 W, 12% in favour of Antec HCG850 Gold Extreme. Add pcie 8-pin connectors to that, 6 on the Antec HCG850 Gold Extreme versus 2 on the ASRock Steel Legend SL-750G, and the pattern holds.
Which should you buy, Antec HCG850 Gold Extreme or ASRock Steel Legend SL-750G?
Buy the Antec HCG850 Gold Extreme for RTX 4080-class single-GPU builds and buyers wanting a 10-year warranty at 850W, though it is the wrong buy for Multi-GPU or extreme workstation loads and SFF builds needing SFX. Take the ASRock Steel Legend SL-750G for buyers building a Steel Legend-themed system who want matching PSU aesthetics. A genuine visual differentiator within the category. It also earns its place with anyone who wants efficiency performance that exceeds the official badge. The independently verified Cybenetics Platinum result here is a real bonus over the Gold certification alone. It is the wrong buy for builds needing more than 750W of headroom. An 850W or higher unit, several covered elsewhere on this site, is the right tier for more demanding GPU pairings.
What Antec HCG850 Gold Extreme and ASRock Steel Legend SL-750G have in common
The common ground is wider than the gap: modularity, fan size, warranty, 80 plus rating and form factor are identical here. They match on 7 further specifications as well.
Antec HCG850 Gold Extreme vs ASRock Steel Legend SL-750G price
At the last price check the ASRock Steel Legend SL-750G was $69.99 and the Antec HCG850 Gold Extreme $120, a 71% premium.
Frequently asked questions
Do the Antec HCG850 Gold Extreme and ASRock Steel Legend SL-750G differ on atx standard?
Yes. ATX Standard reads ATX 2.x on the Antec HCG850 Gold Extreme versus ATX 3.1 on the ASRock Steel Legend SL-750G.
Is the Single +12V Rail the same on the Antec HCG850 Gold Extreme and ASRock Steel Legend SL-750G?
It is. Both are listed at Yes, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- Antec HCG850 Gold Extreme
- Antec
- ASRock Steel Legend SL-750G
- ASRock
Wattage
- Antec HCG850 Gold Extreme
- 850 WBest
- ASRock Steel Legend SL-750G
- 750 W-12%
80 PLUS Rating
- Antec HCG850 Gold Extreme
- Gold
- ASRock Steel Legend SL-750G
- Gold
Model Number
- Antec HCG850 Gold Extreme
- HCG850 Extreme
- ASRock Steel Legend SL-750G
- Steel Legend SL-750G
ATX Standard
- Antec HCG850 Gold Extreme
- ATX 2.x
- ASRock Steel Legend SL-750G
- ATX 3.1
Form Factor
- Antec HCG850 Gold Extreme
- ATX
- ASRock Steel Legend SL-750G
- ATX
Single +12V Rail
- Antec HCG850 Gold Extreme
- Yes
- ASRock Steel Legend SL-750G
- Yes
PCIe CEM Standard
- Antec HCG850 Gold Extreme
- None
- ASRock Steel Legend SL-750G
- PCIe 5.1
12V-2x6 Connectors
- Antec HCG850 Gold Extreme
- 0
- ASRock Steel Legend SL-750G
- 1
Zero-RPM Mode
- Antec HCG850 Gold Extreme
- Yes
- ASRock Steel Legend SL-750G
- Yes
Sleeved Cables
- Antec HCG850 Gold Extreme
- No
- ASRock Steel Legend SL-750G
- No
PCIe 8-pin Connectors
- Antec HCG850 Gold Extreme
- 6
- ASRock Steel Legend SL-750G
- 2-67%
Connector Count
- Antec HCG850 Gold Extreme
- 1x 24-pin ATX, 2x EPS 4+4, 6x PCIe 6+2-pin, 10x SATA, 6x Molex, 1x FDD
- ASRock Steel Legend SL-750G
- 1x 24-pin ATX, 2x EPS 4+4, 1x 12V-2x6, 2x PCIe 6+2-pin, 9x SATA, 3x Molex
Fan Size
- Antec HCG850 Gold Extreme
- 135 mm
- ASRock Steel Legend SL-750G
- 135 mm
Fan Model / Bearing
- Antec HCG850 Gold Extreme
- 135mm fluid dynamic bearing
- ASRock Steel Legend SL-750G
- 135mm striped axial fluid dynamic bearing (RL4ZS1352512HH)
Japanese Capacitors
- Antec HCG850 Gold Extreme
- Yes
- ASRock Steel Legend SL-750G
- Yes
EPS 8-pin Connectors
- Antec HCG850 Gold Extreme
- 2
- ASRock Steel Legend SL-750G
- 2
SATA Connectors
- Antec HCG850 Gold Extreme
- 10
- ASRock Steel Legend SL-750G
- 9
Molex Connectors
- Antec HCG850 Gold Extreme
- 6
- ASRock Steel Legend SL-750G
- 3
Length
- Antec HCG850 Gold Extreme
- 160 mm
- ASRock Steel Legend SL-750G
- 150 mm
Colour
- Antec HCG850 Gold Extreme
- Black
- ASRock Steel Legend SL-750G
- Black
Fan Bearing
- Antec HCG850 Gold Extreme
- Fluid Dynamic
- ASRock Steel Legend SL-750G
- Fluid Dynamic
Modularity
- Antec HCG850 Gold Extreme
- Fully Modular
- ASRock Steel Legend SL-750G
- Fully Modular
Protections
- Antec HCG850 Gold Extreme
- OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
- ASRock Steel Legend SL-750G
- OCP, SCP, OVP, UVP, OTP, OPP
Price
- Antec HCG850 Gold Extreme
- 119.99 USD
- ASRock Steel Legend SL-750G
- 69.99 USD
Warranty
- Antec HCG850 Gold Extreme
- 10 years
- ASRock Steel Legend SL-750G
- 10 years
Which one should you pick?
Choose Antec HCG850 Gold Extreme if you want the higher wattage (850 W vs 750 W), the higher PCIe 8-pin connectors (6 vs 2) and the higher warranty (10 years vs 10 years).
Choose ASRock Steel Legend SL-750G if you already have it on hand or find it at a lower price.
Price comparison
| Retailer | Antec HCG850 Gold Extreme | ASRock Steel Legend SL-750G |
|---|---|---|
| Amazon | $119.99 View on Amazon | |
| Newegg | $69.99 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
Antec HCG850 Gold Extreme
8.1 / 10 Expert Rating
A well-priced step below the HCG1000 with the same ATX 3.0 platform and 10-year warranty, right for RTX 4080-class builds.




