Best PSU for GeForce RTX 3070

NVIDIA GeForce RTX 3070 is NVIDIA’s latest GPU released in 2020 to compete with AMD’s RX 6800.  According to NVIDIA’s recommendation, the RTX 3070 demands 220W for its own, so at least a 650W PSU is recommended. By choosing a high quality PSU, you can enjoy a stable system and long service life. We have tested and reviewed latest PSUs, and below are top recommended ones for NVIDIA GeForce RTX 3070:

be quiet! Pure Power 11 700W CM Power Supply – Check Price at Amazon/B&H Photo Video/Newegg

The Pure Power 11 700W CM Power Supply from be quiet! is capable of up to 700W power output over dual +12V rails, and it comes equipped with four PCIe connectors, six SATA connectors, three peripheral connectors, and a floppy connector. A 120mm fan helps to keep the PSU cool and quiet. The Pure Power 11 700W comes with an 80 Plus Gold energy efficiency rating.

Features:

  • 700W Dual +12V Rails
  • 120mm Cooling Fan
  • Inter ATX 12V Version 2.4
  • Modular Design

Thermaltake Smark 700W 80 Plus Power Supply – Check Price at Amazon/B&H Photo Video/Newegg

Keep your rig up and running with the Smart 700W 80 PLUS Power Supply from Thermaltake. Featuring a standard ATX form factor and Intel ATX12V Version 2.3 compliance, this 700W, PSU utilizes a single +12V rail and 120mm cooling fan. Furthermore, it boasts an 80 PLUS efficiency rating and delivers 82 to 86% efficiency at 20 to 100% load. Alongside motherboard and CPU connections, this power supply also sports 5 peripheral 4-pin, 6 SATA, and 2 PCIe connectors, as well as a 4-pin floppy connector. The Thermaltake Smart 700W 80 PLUS Power Supply has an mean time between failures (MTBF) of 100,000 hours, minimum.

Features:

  • 700W Single +12V Rail
  • 120mm Cooling Fan
  • Intel ATX12V Version 2.3
  • 2 x PCIe Connectors

SilverStone SFX Series 700W 80 Plus Platinum Modular SFX-L Power Supply – Check Price at Amazon/B&H Photo Video

The SFX Series 700W 80 Plus Platinum Modular SFX-L Power Supply from SilverStone is a powerful and efficient SFX-L power supply designed for small form factor computers. Its single +12 V rail offers stable power and compatibility among current generation hardware. Built with multiple heavy-duty protection features, it also has a modular design that allows you to connect only the cables you need. Unused cables can be stored should you decide to upgrade your system down the road. With less cable clutter, there will be better airflow within the chassis for lower temperatures. A built-in 120mm fan operates silently and provides additional heat dissipation.

Features:

  • 700W Single +12V Rail
  • 120mm Cooling Fan
  • ATX 12V Version 2.4
  • 4 x PCIe Connectors

SeaSonic Electronics FOCUS GM 650W 80 Plus Gold ATX Power Supply – Check Price at Amazon/B&H Photo Video/Newegg

The FOCUS GM 650W 80 Plus Gold ATX Power Supply from SeaSonic is designed to provide high-end systems with clean, continuous power. The semi-modular design allows you to connect the cables you need and store the rest for less cable clutter and improved airflow. It’s built with a 120mm cooling fan and utilizes Seasonic’s Smart and Silent Fan Control to keep it operating quietly and efficiently.

Features:

  • 650W Single +12V Rail
  • 120mm Cooling Fan
  • Intel ATX12V
  • Semi-Modular Design, Flat Black Cables