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Antec HCG1000 Gold Extreme vs be quiet! Straight Power 12: Comparison

Antec HCG1000 Gold Extreme vs be quiet! Straight Power 12: the pcie 8-pin connectors difference

Pcie 8-pin connectors is where these two genuinely part company, Antec HCG1000 Gold Extreme 8 against be quiet! Straight Power 12 4, a 50% lead for Antec HCG1000 Gold Extreme.

Which should you buy, Antec HCG1000 Gold Extreme or be quiet! Straight Power 12?

Buy the Antec HCG1000 Gold Extreme for anyone who wants fully modular cabling with native 12V-2x6 support and systems where a 10-year warranty and Gold-tier efficiency matter, though it is not built for builds needing more than 1000W of continuous headroom and buyers who need the smallest possible SFX/SFX-L footprint. It also earns its place with builders targeting an RTX 4080/4090 or RTX 5080/5090-class high-end gaming build. Take the be quiet! Straight Power 12 for buyers who want both genuine Platinum efficiency and be quiet!'s established acoustic engineering in one flagship unit. This is exactly the dual positioning current guides give this line. It is equally the pick for Quiet-focused builds where both efficiency and noise matter equally. A coherent single choice rather than trading one priority against the other. Avoid it for the tightest PSU budgets. be quiet!'s own Pure Power 12 or Power Zone 2, both covered elsewhere on this site, deliver strong performance at more accessible price points.

What Antec HCG1000 Gold Extreme and be quiet! Straight Power 12 have in common

The common ground is wider than the gap: wattage, modularity, fan size, warranty and form factor are identical here. They match on 5 further specifications as well.

Antec HCG1000 Gold Extreme vs be quiet! Straight Power 12 price

The be quiet! Straight Power 12 asks 47% more, $220 against $150 for the Antec HCG1000 Gold Extreme.

Frequently asked questions

Do the Antec HCG1000 Gold Extreme and be quiet! Straight Power 12 differ on hold-up time?

Yes. Hold-Up Time reads 18 ms on the Antec HCG1000 Gold Extreme versus 17 ms on the be quiet! Straight Power 12.

Is the Single +12V Rail the same on the Antec HCG1000 Gold Extreme and be quiet! Straight Power 12?

It is. Both are listed at Yes, so it is not a reason to pick one over the other.

Specs and benchmarks

  • Brand

    Antec HCG1000 Gold Extreme
    Antec
    be quiet! Straight Power 12
    be quiet!
  • Wattage

    Antec HCG1000 Gold Extreme
    1000 W
    be quiet! Straight Power 12
    1000 W
  • 80 PLUS Rating

    Antec HCG1000 Gold Extreme
    Gold
    be quiet! Straight Power 12
    Platinum
  • Model Number

    Antec HCG1000 Gold Extreme
    HCG1000 Extreme
    be quiet! Straight Power 12
    Straight Power 12 1000W
  • ATX Standard

    Antec HCG1000 Gold Extreme
    ATX 2.x
    be quiet! Straight Power 12
    ATX 3.1
  • Form Factor

    Antec HCG1000 Gold Extreme
    ATX
    be quiet! Straight Power 12
    ATX
  • Single +12V Rail

    Antec HCG1000 Gold Extreme
    Yes
    be quiet! Straight Power 12
    Yes
  • Cybenetics Efficiency

    Antec HCG1000 Gold Extreme
    Platinum
    be quiet! Straight Power 12
    Platinum
  • Cybenetics Noise

    Antec HCG1000 Gold Extreme
    A-
    be quiet! Straight Power 12
    A
  • 12V-2x6 Connectors

    Antec HCG1000 Gold Extreme
    0
    be quiet! Straight Power 12
    1
  • Hold-Up Time

    Antec HCG1000 Gold Extreme
    18 ms
    be quiet! Straight Power 12
    17 ms-6%
  • Zero-RPM Mode

    Antec HCG1000 Gold Extreme
    Yes
    be quiet! Straight Power 12
    No
  • Sleeved Cables

    Antec HCG1000 Gold Extreme
    No
    be quiet! Straight Power 12
    Yes
  • PCIe 8-pin Connectors

    Antec HCG1000 Gold Extreme
    8
    be quiet! Straight Power 12
    4-50%
  • Connector Count

    Antec HCG1000 Gold Extreme
    1x 24-pin ATX, 2x EPS 4+4, 8x PCIe 6+2-pin, 12x SATA, 6x Molex, 1x FDD adapter
    be quiet! Straight Power 12
    1x 12V-2x6, 4x PCIe 6+2-pin, 9x SATA, 1x EPS 4+4, 1x EPS 8-pin
  • Fan Size

    Antec HCG1000 Gold Extreme
    135 mm
    be quiet! Straight Power 12
    135 mm
  • Fan Model / Bearing

    Antec HCG1000 Gold Extreme
    Hong Hua HA13525H12F-Z, fluid dynamic bearing
    be quiet! Straight Power 12
    Silent Wings 135mm fluid dynamic bearing, 6-pole motor
  • OEM / Platform

    Antec HCG1000 Gold Extreme
    Seasonic
    be quiet! Straight Power 12
    CWT
  • Japanese Capacitors

    Antec HCG1000 Gold Extreme
    Yes
    be quiet! Straight Power 12
    Yes
  • Cable Lengths

    Antec HCG1000 Gold Extreme
    ATX 550mm, EPS 650mm, PCIe 550mm and 550+100mm, SATA 400+90+90+90mm, Molex 500+100+100+100mm
    be quiet! Straight Power 12
    ATX 600mm, EPS 650-750mm, PCIe 600-750mm, SATA 500-900mm
  • Length

    Antec HCG1000 Gold Extreme
    160 mm
    be quiet! Straight Power 12
    160 mm
  • Colour

    Antec HCG1000 Gold Extreme
    Black
    be quiet! Straight Power 12
    Black
  • Topology

    Antec HCG1000 Gold Extreme
    Full-Bridge LLC + DC-DC
    be quiet! Straight Power 12
    Full-bridge LLC + synchronous rectification + DC-DC
  • Modularity

    Antec HCG1000 Gold Extreme
    Fully Modular
    be quiet! Straight Power 12
    Fully Modular
  • Protections

    Antec HCG1000 Gold Extreme
    OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO
    be quiet! Straight Power 12
    OCP, OVP, OPP, SCP, OTP, UVP
  • Price

    Antec HCG1000 Gold Extreme
    149.99 USD
    be quiet! Straight Power 12
    219.99 USD
  • Warranty

    Antec HCG1000 Gold Extreme
    10 years
    be quiet! Straight Power 12
    10 years

    Which one should you pick?

    Choose Antec HCG1000 Gold Extreme if you want the higher wattage (1000 W vs 1000 W), the higher Hold-Up time (18 ms vs 17 ms) and the higher PCIe 8-pin connectors (8 vs 4).

    Choose be quiet! Straight Power 12 if you already have it on hand or find it at a lower price.

    Price comparison

    RetailerAntec HCG1000 Gold Extremebe quiet! Straight Power 12
    Consumercarts listing

    $149.99

    View on Consumercarts listing

    $219.99

    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 HCG1000 Gold Extreme

    8.3 / 10 Expert Rating

    A solid 1000W Gold-rated ATX unit for an RTX 4080/4090 or RTX 5080/5090-class high-end gaming build, held back only by the usual mid-tier compromises on cabling and OEM sourcing.

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