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Antec HCG850 Gold Extreme vs Rosewill Photon-1000: Comparison
What is the difference between Antec HCG850 Gold Extreme and Rosewill Photon-1000?
On wattage the spread is 15%, Antec HCG850 Gold Extreme 850 W against Rosewill Photon-1000 1000 W, so Rosewill Photon-1000 takes it. There is a split on protections as well, OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO on the Antec HCG850 Gold Extreme versus OCP, OVP, OPP, SCP, OTP, UVP on the Rosewill Photon-1000.
Who each one is for
The Antec HCG850 Gold Extreme is the one to take for RTX 4080-class single-GPU builds and buyers wanting a 10-year warranty at 850W, though it is not built for Multi-GPU or extreme workstation loads and SFF builds needing SFX. The Rosewill Photon-1000 suits budget-conscious 1000W Platinum shoppers and high-end single-GPU or light dual-GPU builds, though it is not the pick for buyers wanting the longest reliability track record and digital rail monitoring requirements. 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 Rosewill Photon-1000 (7.7/10): A genuine value play at the 1000W Platinum tier, worth considering if brand pedigree matters less to you than the spec sheet and price.
Where the two are identical
The common ground is wider than the gap: modularity, fan size, warranty, atx standard and form factor are identical here. They match on 7 further specifications as well.
Which is cheaper, Antec HCG850 Gold Extreme or Rosewill Photon-1000?
The Rosewill Photon-1000 asks 42% more, $170 against $120 for the Antec HCG850 Gold Extreme.
Frequently asked questions
Do the Antec HCG850 Gold Extreme and Rosewill Photon-1000 differ on 80 plus rating?
Yes. 80 PLUS Rating reads Gold on the Antec HCG850 Gold Extreme versus Platinum on the Rosewill Photon-1000.
Is the Single +12V Rail the same on the Antec HCG850 Gold Extreme and Rosewill Photon-1000?
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
- Rosewill Photon-1000
- Rosewill
Wattage
- Antec HCG850 Gold Extreme
- 850 W-15%
- Rosewill Photon-1000
- 1000 WBest
80 PLUS Rating
- Antec HCG850 Gold Extreme
- Gold
- Rosewill Photon-1000
- Platinum
Model Number
- Antec HCG850 Gold Extreme
- HCG850 Extreme
- Rosewill Photon-1000
- Photon-1000
ATX Standard
- Antec HCG850 Gold Extreme
- ATX 2.x
- Rosewill Photon-1000
- ATX 2.x
Form Factor
- Antec HCG850 Gold Extreme
- ATX
- Rosewill Photon-1000
- ATX
Single +12V Rail
- Antec HCG850 Gold Extreme
- Yes
- Rosewill Photon-1000
- Yes
12V-2x6 Connectors
- Antec HCG850 Gold Extreme
- 0
- Rosewill Photon-1000
- 0
Zero-RPM Mode
- Antec HCG850 Gold Extreme
- Yes
- Rosewill Photon-1000
- No
Sleeved Cables
- Antec HCG850 Gold Extreme
- No
- Rosewill Photon-1000
- No
PCIe 8-pin Connectors
- Antec HCG850 Gold Extreme
- 6
- Rosewill Photon-1000
- 6
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
- Rosewill Photon-1000
- 1x 24-pin ATX, 2x EPS 4+4, 6x PCIe 6+2-pin, 8x SATA, 4x Molex
Fan Size
- Antec HCG850 Gold Extreme
- 135 mm
- Rosewill Photon-1000
- 135 mm
Fan Model / Bearing
- Antec HCG850 Gold Extreme
- 135mm fluid dynamic bearing
- Rosewill Photon-1000
- 135mm fluid dynamic bearing
Cable Lengths
- Antec HCG850 Gold Extreme
- 24-pin 600mm, EPS 650mm, PCIe 600mm, SATA 600-750mm
- Rosewill Photon-1000
- 24-pin 600mm, EPS 650mm, PCIe 600mm, SATA 600-750mm
Length
- Antec HCG850 Gold Extreme
- 160 mm
- Rosewill Photon-1000
- 180 mm
Colour
- Antec HCG850 Gold Extreme
- Black
- Rosewill Photon-1000
- Black
Topology
- Antec HCG850 Gold Extreme
- Full-Bridge LLC + DC-DC
- Rosewill Photon-1000
- LLC resonant + DC-DC
Modularity
- Antec HCG850 Gold Extreme
- Fully Modular
- Rosewill Photon-1000
- Fully Modular
Protections
- Antec HCG850 Gold Extreme
- OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
- Rosewill Photon-1000
- OCP, OVP, OPP, SCP, OTP, UVP
Price
- Antec HCG850 Gold Extreme
- 119.99 USD
- Rosewill Photon-1000
- 169.99 USD
Warranty
- Antec HCG850 Gold Extreme
- 10 years
- Rosewill Photon-1000
- 10 years
Which one should you pick?
Choose Antec HCG850 Gold Extreme if you want the higher PCIe 8-pin connectors (6 vs 6) and the higher warranty (10 years vs 10 years).
Choose Rosewill Photon-1000 if you want the higher wattage (1000 W vs 850 W).
Price comparison
| Retailer | Antec HCG850 Gold Extreme | Rosewill Photon-1000 |
|---|---|---|
| Amazon | $119.99 View on Amazon | |
| 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
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.
Rosewill Photon-1000
7.7 / 10 Expert Rating
A genuine value play at the 1000W Platinum tier, worth considering if brand pedigree matters less to you than the spec sheet and price.


