Best PSU for AMD Ryzen 9 7950X3D and GeForce RTX 4090
The AMD Ryzen 9 7950X3D and the NVIDIA’s GeForce RTX 4090 are two of the most powerful PC components available on the market today. They both provide incredibly powerful performance and are great choices for any serious PC builder. However, to get the most out of your setup, you need to pair it with a PSU that can handle the huge amount of power these components require. The AMD Ryzen 9 7950X3D has a TDP of 120W, while GeForce RTX 4090 has a TGP of 450W. When it comes to buying a PSU for this setup, you’d better to get a PSU about 1000W or more. In addition to wattage, you should take a look at the efficiency rating of your PSU. Efficiency ratings evaluate how well the PSU converts power from the wall outlet into usable energy for your components. When choosing a PSU, you should select one with an 80 Plus rating. This means that it has been certified to have an efficiency rating of at least 80%.
Now, below are top recommended PSUs for your AMD Ryzen 9 7950X3D and GeForce RTX 4090 combo:
Corsair 1200W HX Series HX1200 80 PLUS Platinum Modular PSU – Check Price at Amazon/B&H Photo Video/Newegg
The Corsair HX1200 is currently one of the best PSUs for AMD Ryzen 9 7950X3D and GeForce RTX 4090 combo. It has a fully modular design that allows you to use only the cables you need, reducing clutter and improving airflow inside your case. It also features a zero RPM fan mode that keeps the fan silent at low and medium loads, and only spins up when necessary. The HX1200 has an 80 PLUS Platinum certification, which means it can achieve up to 92% efficiency at 50% load, saving you money on your electricity bill and reducing heat output. It also has a Cybenetics ETA-A rating, which indicates high quality and stability in terms of voltage regulation, ripple suppression and transient response. The HX1200 can handle any load you throw at it, thanks to its powerful single +12V rail that can deliver up to 100A of current. The HX1200 is built with premium components, such as Japanese 105°C capacitors that ensure long-term reliability and durability. It also comes with a generous 10-year warranty from Corsair, one of the most trusted brands in the PSU market. The HX1200 has a sleek black design that matches any build aesthetic, and comes with a set of black sleeved cables that look neat and professional. Overall, the Corsair HX1200 is an impressive PSU that delivers outstanding performance, efficiency and reliability for high-end PC builds. It has a fully modular design that allows you to customize your cable management, a zero RPM fan mode that keeps it quiet at low loads, an 80 PLUS Platinum certification that ensures high efficiency at all loads
Corsair 1200W HX Series HX1200 80 PLUS Platinum Modular Power Supply Features:
- 80 Plus Platinum: Runs cooler and uses less power than less efficient power supplies
- Fully Modular: Allows user to only use the cables they need for a cleaner looking build with better airflow
- 10-year warranty: Backed by Corsair’s legendary technical support and customer service
- 135mm FDB fan with Zero RPM mode: Virtually silent operation at low loads. 8 PATA connector
- Plus12V Rail Switch: Gives the user the choice of a single plus12V rail or multiple plus12V rails
Corsair RMX Series (2021) RM1000x Fully Modular PSU – Check Price at Amazon/B&H Photo Video/Newegg
The Corsair RMX Series 2021 RM1000x Fully modular PSU is a reliable PSU that delivers 80 PLUS Gold efficient power to your PC with minimal noise and high quality components, is another great PSU for AMD Ryzen 9 7950X3D and GeForce RTX 4090 combo. It has a fully modular design that lets you connect only the cables you need, simplifying your cable management and improving your case airflow. It also features a zero RPM fan mode that keeps the fan silent at low and medium loads, and only spins up when needed. It has an 80 PLUS Gold certification, which means it can achieve up to 90% efficiency at 50% load, saving you energy and reducing heat output. It also has a Cybenetics ETA-A rating, which indicates high performance and stability in terms of voltage regulation, ripple suppression and transient response. The RM1000x can handle any load you throw at it, thanks to its powerful single +12V rail that can deliver up to 83.3A of current. The RM1000x is built with premium components, such as Japanese 105°C capacitors that ensure long-term reliability and durability. It also comes with a generous 10-year warranty from Corsair, one of the most reputable brands in the PSU market. The RM1000x has a sleek black design that matches any build aesthetic, and comes with a set of black sleeved cables that look neat and professional.
Corsair RMX Series (2021) RM1000x Fully Modular PSU Features:
- Fully modular, so you only connect the cables that your system needs.
- A 135mm ML fan utilizes a magnetic levitation bearing and custom engineered rotors for high performance, low noise, and superior reliability.
- EPS12V connector for compatibility with modern graphics cards and motherboards.
- 100% Industrial-grade, 105°C rated Japanese capacitors ensure unwavering power and reliability.
- Supports Modern Standby sleep mode for extremely fast wake-from-sleep times and better low-load efficiency.
ASUS ROG Thor 1000W Platinum II 80 PLUS Modular PSU – Check Price at Amazon/B&H Photo Video/Newegg
The ASUS ROG Thor 1000W Platinum II is a PSU that offers high performance, efficiency and aesthetics for gaming enthusiasts with Ryzen 9 7950X3D and RTX 4090 PC built. It has a fully modular design that lets you connect only the cables you need, reducing clutter and improving airflow in your case. It also features an OLED panel that displays real-time power consumption and temperature, as well as Aura Sync RGB lighting that can be synchronized with other compatible devices. The ROG Thor 1000W Platinum II has an 80 PLUS Platinum certification, which means it can achieve up to 92% efficiency at 50% load, saving you energy and lowering heat output. It also has a Lambda A++ rating from Cybenetics, which indicates very low noise levels under normal operation. The ROG Thor 1000W Platinum II uses high-quality Japanese capacitors and a custom-designed heatsink that enhance its durability and stability. It also has a large 135mm PWM fan that adjusts its speed according to the load and temperature, and can operate in a zero RPM mode at low loads for silent operation. Finally, the ROG Thor 1000W Platinum II comes with a generous 10-year warranty from ASUS, one of the leading brands in the gaming industry.
ASUS ROG Thor 1000W Platinum II 80 PLUS Modular PSU Features:
- Lambda A++ Certification confirms the latest Thor wields menacing power in absolute stealth.
- ROG heatsinks cover critical components, delivering lower temperatures and reduced noise.
- A 135mm Axial-tech fan with PWM control delivers lower noise and keeps thermals in check.
- Built with 100% Japanese capacitors and other premium components to achieve 80 Plus Platinum Certification.
- OLED display monitors power draw in real time.
- AC Input Range: 100-240Vac
MSI MPG A1000G 1000W 80 PLUS Gold Modular PSU – Check Price at Amazon/B&H Photo Video/Newegg
The MSI MPG A1000G is a powerful and efficient PSU that great for AMD Ryzen 9 7950X3D and GeForce RTX 4090 combo. It has a fully modular design that allows you to connect only the cables you need, reducing cable clutter and improving airflow in your case. It also features flat cables that are easy to route and manage. The MPG A1000G has an 80 PLUS Gold certification, which means it can achieve up to 90% efficiency at 50% load, saving you energy and lowering heat output. It also has a Cybenetics Gold rating, which indicates high performance and stability in terms of voltage regulation, ripple suppression and transient response. The MPG A1000G can handle any load you throw at it, thanks to its powerful single +12V rail that can deliver up to 83A of current. It also comes with a generous 10-year warranty from MSI, one of the most reputable brands in the gaming industry. The MPG A1000G has a sleek black design that matches any build aesthetic, and comes with a set of black sleeved cables that look neat and professional. Overall, the MPG A1000G is an excellent PSU that offers high efficiency and quality for demanding users who need a lot of power for their systems.
MSI MPG A1000G 1000W 80 PLUS Gold Modular PSU Features:
- 80 Plus Platinum: Runs cooler and uses less power than less efficient power supplies
- Fully Modular: Allows user to only use the cables they need for a cleaner looking build with better airflow
- 10-year warranty: Backed by Corsair’s legendary technical support and customer service
- 135mm FDB fan with Zero RPM mode: Virtually silent operation at low loads. 8 PATA connector
- Plus12V Rail Switch: Gives the user the choice of a single plus12V rail or multiple plus12V rails