Description
High-performance computing demands unwavering stability, and the CORSAIR HX1200i delivers exactly that with its 1200W output and 80 PLUS Platinum efficiency. Designed to meet the rigorous ATX 3.1 and PCIe 5.1 standards, this power supply is built for the next generation of high-draw GPUs and CPUs. Its fully modular design simplifies cable management, while the integration of premium Japanese electrolytic capacitors ensures long-term reliability even under heavy thermal stress.
This product is for:
- Hardcore gamers utilizing NVIDIA GeForce RTX 40-series or AMD Radeon RX 7000-series graphics cards.
- Professional content creators and workstation users running multi-GPU setups for rendering and AI processing.
- PC enthusiasts seeking a future-proof power solution with ATX 3.1 and PCIe 5.1 certification.
- Overclockers who require precise voltage regulation and high-wattage overhead for stability.
- Silent PC builders who benefit from the Zero RPM fan mode during low-to-medium workloads.
Detailed specifications:
- Form Factor: ATX 3.1 / PCIe 5.1 compliant
- Total Power: 1200 Watts
- Efficiency Rating: 80 PLUS Platinum / Cybenetics Platinum
- Cooling: 140mm Fluid Dynamic Bearing (FDB) Fan with Zero RPM support
- Capacitors: 100% Japanese 105°C rated electrolytic
- Connectivity: Fully Modular Type 4 cables (1x ATX 24-pin, 2x EPS12V, 4x PCIe, 8x SATA, 8x PATA)
- Reliability: 100,000 hours MTBF with a 10-year manufacturer warranty
Operating the HX1200i is a seamless experience for builders who value clean aesthetics and quiet performance. The 140mm FDB fan remains completely stationary during idle or light tasks, eliminating unnecessary noise. When the system is pushed to its limits, the fan ramps up smoothly, maintaining a Cybenetics A noise rating. The inclusion of Type 4 cables allows for flexible routing, and the native support for modern power standards means no bulky adapters are needed for the latest high-end hardware.
Compared to standard Gold-rated units, the HX1200i offers superior energy conversion, resulting in less heat waste and lower electricity costs. While the RMx series focuses on mainstream performance, the HXi series introduces digital monitoring capabilities and higher-grade internal components. Its transition to the ATX 3.1 standard provides better transient response and power excursion handling than older ATX 2.4 models, making it a safer choice for modern power-hungry components.
Q&A:
- Does the HX1200i support the NVIDIA RTX 4090? Yes, it is fully compatible with the 12VHPWR/12V-2x6 power requirements of the RTX 40-series.
- What is the benefit of ATX 3.1 over ATX 3.0? ATX 3.1 improves the 12V-2x6 connector design for more secure connections and better safety margins.
- Can I use my old CORSAIR cables with this unit? The HX1200i uses CORSAIR Type 4 cables; ensure compatibility with your specific cable set before installation.
- Is the fan always spinning? No, the Zero RPM mode keeps the fan off until the power supply reaches a specific thermal or load threshold.
- How long is the warranty coverage? This product comes with a comprehensive 10-year warranty for peace of mind.
