ANTEC
Antec HCG1000 Pro Platinum 1000W ATX 3.1 PSU Fully Modular PCIe 5.1
- SKU:
- PSANT-HCG1000PRO
- UPC:
- 0761345200141
- MPN:
- 0-761345-20014-1
Description
Antec HCG1000 Pro Platinum ATX 3.1 Power Supply – 1000W Fully Modular 80 Plus Platinum PSU
The Antec HCG1000 Pro Platinum ATX 3.1 is a high-end 1000W fully modular power supply built for modern gaming PCs, enthusiast systems, and high-performance workstations. Designed to meet the latest ATX 12V 3.1 standard and support PCIe 5.1, it is ready for current-generation graphics cards and demanding system builds that need stable, efficient, and reliable power delivery.
With 80 PLUS Platinum certification, 100% high-quality Japanese capacitors, a 135mm FDB silent fan, and a compact 160mm chassis depth, the HCG1000 Pro Platinum is a strong choice for builders looking for a premium 1000W gaming PSU with modern compatibility and long-term reliability.
Key Features of the Antec HCG1000 Pro Platinum
- 1000W total output capacity
- ATX 12V 3.1 compliant
- PCIe 5.1 ready
- Includes 16-pin 12V-2x6 GPU power cable
- 80 PLUS Platinum certified efficiency
- Fully modular cable design
- 100% high-quality Japanese capacitors
- 135mm FDB silent fan
- Zero RPM Manager for quieter operation
- PhaseWave full-bridge LLC + DC-to-DC design
- CircuitShield industrial-grade protections
- 10-year warranty
Built for Modern GPUs and High-End PC Builds
The HCG1000 Pro Platinum ATX 3.1 is designed for users building a modern PC with powerful CPUs and next-generation graphics cards. ANTEC states that the included PCIe 5.1 12V-2x6 GPU cable is intended to provide direct compatibility with the latest graphics hardware, including NVIDIA GeForce RTX 40 series cards. That makes this PSU especially relevant for buyers searching for an RTX-ready 1000W PSU or a 12V-2x6 power supply.
ATX 3.1 and PCIe 5.1 Ready
Because this PSU is formally designed around the ATX 3.1 platform, it is a strong fit for modern gaming and creator systems that need updated transient handling, next-gen GPU power support, and a cleaner path for current motherboard and graphics card compatibility.
Premium Efficiency and Stable Power Delivery
The 80 PLUS Platinum efficiency rating helps reduce wasted energy and heat output compared with lower-efficiency power supplies. ANTEC also highlights its PhaseWave design, using a server-class full-bridge LLC platform with synchronous rectification and DC-to-DC topology, which is intended to improve power stability, voltage regulation, and overall efficiency under load.
100% Japanese Capacitors
The use of 100% high-quality Japanese capacitors is a key premium feature for buyers who want a long-life PSU for an enthusiast build. ANTEC specifically positions this model around tighter voltage regulation and lower ripple and noise for better system stability.
Quiet Cooling and Clean Cable Management
This PSU uses a 135mm fluid dynamic bearing silent fan for cooling and includes a Zero RPM Manager, which allows the fan to stay off until cooling is needed. That helps deliver quieter operation during lighter workloads and desktop use.
The fully modular layout also helps with cleaner cable routing, improved airflow, and easier installation, since you only connect the cables your system actually needs.
Compact Size for Easier Case Compatibility
Despite being a high-capacity platinum-rated unit, the HCG1000 Pro Platinum uses a relatively compact 160 x 150 x 86 mm housing. ANTEC specifically notes that this shorter depth can make it easier to fit into a wider range of PC cases than some larger high-end PSUs.
Protection Features
The PSU includes ANTEC’s CircuitShield protection suite, covering:
- OCP – Over Current Protection
- OVP – Over Voltage Protection
- UVP – Under Voltage Protection
- SCP – Short Circuit Protection
- OPP – Over Power Protection
- OTP – Over Temperature Protection
- SIP – Surge & Inrush Protection
- NLO – No Load Operation
Technical Specifications
- Brand: Antec
- Model: HCG1000 Pro Platinum ATX 3.1
- Manufacturer code: 0-761345-20014-1
- Type: ATX 12V 3.1
- Output capacity: 1000W
- Certification: 80 PLUS Platinum
- Modularity: Full-modular
- Input voltage: 100V–240V
- PFC: Active PFC
- Operating temperature: 0°C to 40°C
- Fan: 135mm FDB silent fan
- Dimensions: 160 x 150 x 86 mm
Connector Configuration
- 1 x 24(20+4)-pin motherboard connector
- 1 x 16(12+4)-pin PCIe 5.1 / 12V-2x6 connector
- 2 x 8(4+4)-pin CPU connectors
- 3 x 8(6+2)-pin PCIe connectors
- 14 x SATA connectors
- 3 x Molex connectors
Why Buy the Antec HCG1000 Pro Platinum?
This PSU is a good fit for buyers searching for a 1000W platinum PSU, ATX 3.1 power supply, PCIe 5.1 gaming PSU, or a fully modular PSU for RTX builds. It combines premium efficiency, quiet cooling, strong protection features, and next-generation GPU power support in one unit.
Buying Advice
Before ordering, make sure your case supports an ATX power supply with dimensions of 160 x 150 x 86 mm, and confirm that your system’s GPU and cable requirements match the included connector set. This is especially important if you are planning a high-end gaming PC or workstation build with a power-hungry graphics card.
Specification
| CERTIFICATES | |
|---|---|
| Certification | cTUVus/TUV/CB/RCM/CE/FCC/BIS/BSMI/KC/UKCA/ICES/CCC |
| DESIGN | |
| Product colour | Black |
| Number of fans | 1 fan(s) |
| On/off switch | Yes |
| Cooling type | Active |
| Fan diameter | 13.5 cm |
| Fan location | Top |
| ENERGY MANAGEMENT | |
| Input current | 13 - 6.5 A |
| Power protection features | No load operation, Over current, Over power, Over voltage, Short circuit, Surge & inrush protection (SIP), Under voltage |
| Power Factor Correction (PFC) type | Active |
| Combined power (+3.3V) | 125 W |
| Combined power (+12V) | 996 W |
| Combined power (+5V) | 125 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5Vsb) | 15 W |
| Max output current (+3.3V) | 25 A |
| Max output current (+12V) | 83 A |
| Max output current (+5V) | 25 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5Vsb) | 3 A |
| AC input frequency | 50/60 Hz |
| AC input voltage | 100 - 240 V |
| Total power | 1000 W |
| OPERATIONAL CONDITIONS | |
| Operating temperature (T-T) | 0 - 40 °C |
| PACKAGING DATA | |
| Package weight | 3.97 kg |
| Package depth | 336 mm |
| Package height | 133 mm |
| Package width | 198 mm |
| Package type | Box |
| PERFORMANCE | |
| Certification | cTUVus/TUV/CB/RCM/CE/FCC/BIS/BSMI/KC/UKCA/ICES/CCC |
| Purpose | PC |
| ATX version | 3.1 |
| 80 PLUS certification | 80 PLUS Platinum |
| Silent mode | Yes |
| Power supply unit (PSU) form factor | ATX |
| PORTS & INTERFACES | |
| Motherboard power connector | 20+4 pin ATX |
| Number of SATA power connectors | 14 |
| Peripheral (Molex) power connectors (4-pin) | 3 |
| ATX power connector (20+4 pin) | Yes |
| CPU power connector (4+4 pin) | Yes |
| PCI Express power connectors (6+2 pin) | 3 |
| Cabling type | Fully-Modular |
| Motherboard power cable length | 61 cm |
| SATA power cable length | 150,400,500 mm |
| CPU power cable length | 70 cm |
| Peripheral (Molex) power cable length | 100,450 mm |
| PCI Express power connectors (12+4 pin) | 1 |
| WEIGHT & DIMENSIONS | |
| Weight | 3.39 kg |
| Height | 86 mm |
| Width | 150 mm |
| Depth | 160 mm |
Return
FAQ: Frequently Asked Questions
What is the Antec HCG1000 Pro Platinum 1000W designed for?
The Antec HCG1000 Pro Platinum is designed for high-performance gaming PCs, creator systems, and enthusiast builds using powerful modern CPUs and graphics cards. It is especially suitable for users building with current or next-generation GPUs and wanting a premium ATX 3.1-ready power supply.
What are the main specifications of this PSU?
This model is a 1000W fully modular ATX 12V 3.1 power supply with 80 Plus Platinum efficiency. Antec lists a 135mm FDB silent fan, Zero RPM mode, 160 x 150 x 86mm dimensions, 10-year warranty, and support for PCIe 5.1 through a native 16-pin 12V-2x6 connector.
Is this PSU ATX 3.1 compliant?
Yes. Antec officially lists the HCG1000 Pro Platinum as an ATX 12V 3.1 power supply, making it a strong fit for current and next-generation PC hardware.
Does this PSU support PCIe 5.1 and 12V-2x6?
Yes. Antec lists one native 16-pin PCIe 5.1 12V-2x6 connector on this model. That makes it suitable for modern graphics cards using the latest 16-pin GPU power standard.
Is 12V-2x6 the same as 12VHPWR?
12V-2x6 is the newer updated version of the 16-pin high-power GPU connector standard. In practical buying terms, it is the newer standard used for the same general class of modern GPU power connections and is intended to improve connection robustness.
Is this PSU good for RTX 40 and RTX 50 series graphics cards?
Yes. This PSU is well suited to modern high-end GPUs, including many RTX 40 and RTX 50 series cards, because it includes native 16-pin PCIe 5.1 / 12V-2x6 support and a high 1000W output capacity.
How many GPU power connectors does this PSU have?
Antec lists 1 x 16-pin 12V-2x6 connector and 3 x 8-pin PCIe connectors. That gives flexibility for both newer GPUs using the native 16-pin cable and other graphics cards using traditional 8-pin PCIe power.
Is 1000W enough for a high-end gaming PC?
Yes. For many high-end gaming PCs with powerful modern graphics cards, 1000W is a strong choice that provides useful headroom for transient loads, future upgrades, and cleaner overall power budgeting.
Is 1000W too much for my build?
Not necessarily. A 1000W PSU is often chosen not because the system always draws 1000W, but because it gives overhead for demanding GPUs, CPU boost behaviour, quieter operation at lower load percentages, and future upgrades.
Is this power supply fully modular?
Yes. Antec lists this model as fully modular, which means you only install the cables your build needs. This can help improve cable management and airflow inside the case.
Is the Antec HCG1000 Pro Platinum quiet?
Antec advertises Zero RPM fan mode and a 135mm FDB silent fan, designed to reduce noise at lower and moderate loads. Review coverage also describes the unit as a premium platform aimed at quiet, high-efficiency operation, although real noise levels still depend on total system load, airflow, and case design.
What is Zero RPM mode?
Zero RPM mode means the fan can remain off at lower loads and only spin when cooling is needed. Antec says this helps reduce noise and extend lifespan.
What efficiency rating does this PSU have?
This power supply is 80 Plus Platinum certified. It is designed for high efficiency, lower wasted energy, and reduced heat output compared with lower-efficiency PSUs.
How big is this PSU and will it fit my case?
Antec lists this unit at 160mm long, 150mm wide, and 86mm high. That 160mm depth is compact for a premium 1000W PSU, but you should still check your case clearance, especially if your case has a tight PSU shroud or limited room for cable bends.
How many SATA and CPU connectors does it have?
Antec lists 14 SATA connectors and 2 x 8-pin CPU power connectors. That makes it suitable for storage-heavy systems and modern motherboards requiring one or two EPS CPU power leads.
What safety protections does this PSU include?
Antec lists a full protection suite including OCP, OVP, UVP, SCP, OPP, OTP, SIP, and NLO. These protections are designed to help safeguard both the PSU and connected PC components.
Is this a reliable PSU platform?
Yes. Review coverage reports that the HCG1000 Pro Platinum is built by Seasonic and based on the updated VERTEX PX platform, which is a strong reassurance point for buyers looking for a premium internal platform.
What should I check before buying this PSU?
Before ordering, check your case supports a 160mm PSU, confirm your GPU power requirements, and make sure the wattage suits your full build. Also check whether you want native 12V-2x6 support for a modern GPU or traditional 8-pin PCIe support for older cards.
Buying tip
Please check your case supports a 160mm PSU and that your build matches the connector layout. This model includes native 12V-2x6 support, 3 x 8-pin PCIe, and 2 x EPS CPU power connectors.
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