ROG-THOR-1000P3-GAMING
Asus ROG Thor 1000W Platinum III Modular ATX 3.1 Power Supply
Overview Summary:
The ASUS ROG Thor 1000W Platinum III is a premium fully modular ATX 3.1 power supply built for high-performance gaming PCs and demanding workstation systems. With 80 Plus Platinum efficiency, PCIe Gen 5.1 support, ultra-quiet operation and advanced power delivery, it provides reliable performance for modern graphics cards and powerful processors.Ideal for enthusiasts and professional PC builders in South Africa, this power supply combines premium efficiency with clean cable management and intelligent cooling. Order online today, buy now and complete your next high-end PC build with dependable, efficient power.
What tier does this fall into?
Enthusiast / Ultra High-EndWhat is this best for?
High-end gaming PCs, enthusiast desktop builds, content creation workstations, overclocking systems, AI and rendering workstations, next-generation GPU buildsOverview:
ASUS ROG Thor 1000W Platinum III Gaming Power Supply for High-End PCs
The ASUS ROG Thor 1000W Platinum III is a premium modular power supply designed for extreme gaming PCs, enthusiast workstations, and next-generation graphics cards. Delivering 1000W of reliable power with 80 PLUS Platinum efficiency, this ATX 3.1 compliant PSU is built to handle demanding hardware while maintaining excellent power stability and quiet operation.
Designed for users building flagship systems, the ROG Thor 1000W Platinum III includes PCIe Gen 5.1 support, advanced voltage regulation technology, and a magnetic OLED display that provides real-time power monitoring. The included SKU / part number for this model is ROG-THOR-1000P3-GAMING.
Description:
The ASUS ROG Thor 1000W Platinum III combines high-efficiency power delivery, intelligent cooling technology, and premium monitoring features to provide a dependable foundation for powerful gaming and professional systems. With GaN MOSFET technology, GPU-focused voltage stabilisation, fully modular cabling, and Aura Sync ARGB compatibility, this power supply offers the performance and flexibility required for modern high-performance PC builds.
Features:
Built for Next Generation Gaming Hardware
With full ATX 3.1 compliance and PCIe Gen 5.1 readiness, the ASUS ROG Thor 1000W Platinum III is prepared for the latest generation of graphics cards. Its 16-pin PCIe connector can deliver up to 600W of power directly to compatible GPUs, making it suitable for high-end gaming builds, AI workloads, content creation systems, and overclocked configurations.
Key highlights include:
- 1000W continuous power output for demanding gaming and workstation builds
- PCIe Gen 5.1 16-pin connector supporting up to 600W GPU power delivery
- ATX 3.1 compatibility for improved support with modern hardware
- Fully modular design for cleaner cable management and improved airflow
Advanced Power Efficiency with GaN MOSFET Technology
The ROG Thor 1000W Platinum III uses GaN MOSFET technology to improve power efficiency compared to traditional designs. This allows the PSU to deliver better thermal performance while enabling a more compact internal layout with larger heatsinks and improved airflow.
The patented GPU-First Intelligent Voltage Stabiliser helps prioritise graphics card power delivery, improving voltage stability by up to 45% during demanding workloads such as intensive gaming, rendering, and overclocking.
Quiet Cooling Performance for Premium Builds
Built for silent operation, this ASUS gaming PSU features Cybenetics Lambda A++ certification with average noise output below 15 dB. The PWM-controlled dual-ball-bearing fan automatically stops when the power supply operates at lower loads, reducing unnecessary noise during everyday use.
The 0dB fan technology allows the PSU fan to switch off at or below 30% load, while the dedicated 0dB button gives users additional control over cooling behaviour.
Cooling advantages include:
- Cybenetics Lambda A++ certification for ultra-low noise operation
- Dual-ball-bearing fan rated for up to 80,000 hours of operation
- 0dB fan mode for near-silent operation during light workloads
- Improved cooling efficiency through larger internal heatsinks
OLED Monitoring and Premium Connectivity
The signature magnetic OLED display provides real-time power consumption information directly from the PSU. Its magnetic design allows installation on either side of the unit, making it suitable for different case layouts and fan orientations.
The ROG Thor 1000W Platinum III also includes premium modular cables with a flexible design for easier routing and cleaner builds. Aura Sync ARGB support allows the PSU lighting to integrate with compatible ASUS components for a coordinated setup.
Reliable Platinum Efficiency and Protection
Certified with both 80 PLUS Platinum and Cybenetics Platinum efficiency ratings, this power supply uses high-quality low-ESR Japanese capacitors to improve durability, efficiency, and thermal performance. Multiple protection systems help safeguard connected components from electrical issues.
Protection systems include:
- Over Power Protection (OPP)
- Over Voltage Protection (OVP)
- Under Voltage Protection (UVP)
- Short Circuit Protection (SCP)
- Over Current Protection (OCP)
- Over Temperature Protection (OTP)
ASUS ROG Thor 1000W Platinum III Technical Details
- Power Output: 1000W
- Efficiency Rating: 80 PLUS Platinum
- Form Factor: ATX
- ATX Standard: ATX 3.1
- Modularity: Fully Modular
- PCIe Gen 5.1 / 12V-2x6 Connector: Yes
- Colour: Silver/Black
- Dimensions: 19.0 x 15.0 x 8.6 cm
- Weight: 2370g
Connectivity options:
- 1x Motherboard 24 / 20-pin connector
- 2x CPU 4+4-pin connectors
- 1x PCIe 16-pin connector
- 4x PCIe 6+2-pin connectors
- 7x SATA connectors
- 6x Peripheral connectors
Included Accessories
The ASUS ROG Thor 1000W Platinum III package includes everything needed for installation in a premium desktop build:
- ASUS ROG Thor 1000W Platinum III Power Supply - Silver/Black x1
- Power Cord x1
- Motherboard Power Cable x1
- CPU Cable x2
- PCIe Gen 5.1 16-pin Cable x1
- PCIe Cables x4
- SATA Cables x2
- Peripheral Cables x2
- Addressable RGB Cable x1
- ROG Sticker x1
- ROG Cable Tie x6
- Chassis Screws Package x1
- Cable Tie x12
- User Manual x1
Ideal Choice for Enthusiast PC Builds
The ASUS ROG Thor 1000W Platinum III is engineered for users who demand stable power delivery, premium efficiency, and advanced features from their PC components. It is an excellent choice for flagship gaming PCs, high-end GPUs, overclocked systems, and professional workstations where dependable power is essential.
What tier does this fall into?
Enthusiast / Extreme gaming and workstation power supplyWhat is this best for?
High-end gaming PCs, RTX-class graphics cards, content creation systems, overclocked desktops, AI workloads, and professional workstation builds
Specifications:
| © 2026 Respective owners and brand holders. This table has been carefully researched and generated by Laptop Direct CC (https://www.laptopdirect.co.za), however, errors and omissions may occur. Only references to South Africa apply. All products are sourced in South Africa from the official suppliers and the warranty is that of the local supplier. E&OE. This table and our site's content may be used on condition that this notice and link remains intact and unaltered. | |
Specifications![]() | |
| Product Code | ROG-THOR-1000P3-GAMING![]() |
| Model | ROG Thor 1000W Platinum III |
| PFC Type | Active PFC |
| ATX Standard | ATX 3.1 |
| Dimensions | 190 x 150 x 86 mm |
| Efficiency | 80Plus Platinum |
| MTBF | >120,000 hrs @ 25degreesC |
| Protection Features | OPP/OVP/UVP/SCP/OCP/OTP |
| Hazardous Materials | ROHS |
| AC Input Range | 100-240Vac |
| DC Output Voltage | +3.3V +5V +12V -12V +5Vsb |
| Maximum Load | 30A 25A 83.33A 0.3A 3A |
| Combined Load | 125W 125W 1000W 3.6W 15W |
| Total Output | 1000W |
| Cable Connectors | MB 24/20-pin x 1 |
| CPU 4+4-pin x 2 | |
| PCI-E 16-pin x 1 | |
| PCI-E 6+2-pin x 4 | |
| SATA x 7 | |
| PERIPHERAL x 6 | |
| Package Contents | Power Cord x 1 |
| Motherboard Power Cable x 1 (610mm) | |
| CPU Cable x 2 (1000mm) | |
| PCI-E Gen 5.1 16-pin Cable x 1 (750mm) | |
| PCI-E Cable 1-to-1 x 4 (750mm) | |
| SATA Cable 1-to-4 x 1 (400+120+120+120mm) | |
| SATA Cable 1-to-3 x 1 (400+120+120mm) | |
| Peripheral 1-to-3 x 2 (400+150+150mm) | |
| Addressable RGB Cable x 1 (800mm) | |
| ROG sticker x 1 | |
| ROG cable tie x 6 | |
| Chassis Screws Package x 1 | |
| Cable Tie x 12 | |
| User Manual x 1 | |
| Weight | 2.37 KG |
| AURA SYNC | ARGB |
| Cybenetics Noise Level Certification | A++ |
| 0dB Technology | Supported. The fan shuts off entirely when the PSU is under certain load |
| 0dB Fan Button | Yes. When the Button is ON, the fan will only spin up when the system reaches a certain load. When the Button is OFF, the fan will continuously spin at all load levels. |

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