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Antec HCG850 Gold Extreme vs Corsair AX1600i: Comparison
Antec HCG850 Gold Extreme vs Corsair AX1600i: the wattage difference
Wattage is where these two genuinely part company, Antec HCG850 Gold Extreme 850 W against Corsair AX1600i 1600 W, a 47% lead for Corsair AX1600i. Corsair AX1600i also leads on pcie 8-pin connectors, 6 on the Antec HCG850 Gold Extreme versus 10 on the Corsair AX1600i.
Antec HCG850 Gold Extreme vs Corsair AX1600i: which one fits your build
The Antec HCG850 Gold Extreme suits 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. The Corsair AX1600i is the one to take for Dual/triple-GPU workstation and rendering rigs and overclockers who want per-rail digital telemetry, though it is not the pick for Single-GPU gaming builds (massive overkill) and budget-conscious buyers. Avoid it for anyone wanting a native ATX 3.1 12V-2x6 cable out of the box. Our rating of the Antec HCG850 Gold Extreme (8.1/10): A well-priced step below the HCG1000 with the same ATX 3.0 platform and 10-year warranty, right for RTX 4080-class builds. Our rating of the Corsair AX1600i (9/10): still the digital-monitoring benchmark for extreme multi-GPU and workstation builds, docked slightly for lacking a native 12V-2x6 connector.
What Antec HCG850 Gold Extreme and Corsair AX1600i have in common
Everything else lines up. Modularity, warranty, atx standard, form factor and 12v-2x6 connectors read the same on both, so those are not worth weighing. They match on 6 further specifications as well.
Antec HCG850 Gold Extreme vs Corsair AX1600i price
Cost splits them too. Antec HCG850 Gold Extreme sits at $120, Corsair AX1600i at $580, 383% more.
Frequently asked questions
Do the Antec HCG850 Gold Extreme and Corsair AX1600i differ on fan size?
Yes. Fan Size reads 135 mm on the Antec HCG850 Gold Extreme versus 140 mm on the Corsair AX1600i.
Is the Zero-RPM Mode the same on the Antec HCG850 Gold Extreme and Corsair AX1600i?
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
- Corsair AX1600i
- Corsair
Wattage
- Antec HCG850 Gold Extreme
- 850 W-47%
- Corsair AX1600i
- 1600 WBest
80 PLUS Rating
- Antec HCG850 Gold Extreme
- Gold
- Corsair AX1600i
- Titanium
Model Number
- Antec HCG850 Gold Extreme
- HCG850 Extreme
- Corsair AX1600i
- AX1600i
ATX Standard
- Antec HCG850 Gold Extreme
- ATX 2.x
- Corsair AX1600i
- ATX 2.x
Form Factor
- Antec HCG850 Gold Extreme
- ATX
- Corsair AX1600i
- ATX
12V-2x6 Connectors
- Antec HCG850 Gold Extreme
- 0
- Corsair AX1600i
- 0
Zero-RPM Mode
- Antec HCG850 Gold Extreme
- Yes
- Corsair AX1600i
- Yes
Sleeved Cables
- Antec HCG850 Gold Extreme
- No
- Corsair AX1600i
- No
PCIe 8-pin Connectors
- Antec HCG850 Gold Extreme
- 6-40%
- Corsair AX1600i
- 10
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
- Corsair AX1600i
- 1x 24-pin ATX, 2x EPS 4+4, 10x PCIe 6+2-pin, 16x SATA, 9x Molex, 2x FDD adapter
Fan Size
- Antec HCG850 Gold Extreme
- 135 mm
- Corsair AX1600i
- 140 mm
Fan Model / Bearing
- Antec HCG850 Gold Extreme
- 135mm fluid dynamic bearing
- Corsair AX1600i
- 140mm NR140P, fluid dynamic bearing
Japanese Capacitors
- Antec HCG850 Gold Extreme
- Yes
- Corsair AX1600i
- Yes
EPS 8-pin Connectors
- Antec HCG850 Gold Extreme
- 2
- Corsair AX1600i
- 2
SATA Connectors
- Antec HCG850 Gold Extreme
- 10
- Corsair AX1600i
- 16
Molex Connectors
- Antec HCG850 Gold Extreme
- 6
- Corsair AX1600i
- 9
Cable Lengths
- Antec HCG850 Gold Extreme
- 24-pin 600mm, EPS 650mm, PCIe 600mm, SATA 600-750mm
- Corsair AX1600i
- 24-pin 600mm, EPS 650mm, PCIe 650mm and 680+100mm, SATA 450+110+110+110mm and 550+110mm, Molex 450+100+100mm
Length
- Antec HCG850 Gold Extreme
- 160 mm
- Corsair AX1600i
- 200 mm
Colour
- Antec HCG850 Gold Extreme
- Black
- Corsair AX1600i
- Black
Fan Bearing
- Antec HCG850 Gold Extreme
- Fluid Dynamic
- Corsair AX1600i
- Fluid Dynamic
Modularity
- Antec HCG850 Gold Extreme
- Fully Modular
- Corsair AX1600i
- Fully Modular
Protections
- Antec HCG850 Gold Extreme
- OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
- Corsair AX1600i
- OCP, OVP, OPP, SCP, OTP, UVP
Price
- Antec HCG850 Gold Extreme
- 119.99 USD
- Corsair AX1600i
- 579.99 USD
Warranty
- Antec HCG850 Gold Extreme
- 10 years
- Corsair AX1600i
- 10 years
Which one should you pick?
Choose Antec HCG850 Gold Extreme if you want the higher warranty (10 years vs 10 years).
Choose Corsair AX1600i if you want the higher wattage (1600 W vs 850 W) and the higher PCIe 8-pin connectors (10 vs 6).
Price comparison
| Retailer | Antec HCG850 Gold Extreme | Corsair AX1600i |
|---|---|---|
| Amazon | $119.99 View on Amazon | $579.99 View on Amazon |
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.
Corsair AX1600i
9 / 10 Expert Rating
Still the digital-monitoring benchmark for extreme multi-GPU and workstation builds, docked slightly for lacking a native 12V-2x6 connector.




