What kind of performance efficiency can I expect from this 80 PLUS GOLD certified power supply under heavy load?

This power supply is 80 PLUS GOLD Certified, indicating high energy efficiency under heavy load conditions.

Does the SeaSonic CORE GX-650 support the latest GPU models with its ATX3 design?

Yes, the SeaSonic CORE GX-650 supports the latest GPU models with its ATX3 design as it includes an ATX 3 and 16-Pin PCIe Gen 5 Cable.

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SeaSonic CORE GX-650 ATX3 650 W ATX Fully Modular 80 PLUS GOLD Certified Full Modular Power Supplies

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Learn more about the SeaSonic USA CORE GX-650 ATX3

General
Brand	SeaSonic
Model	CORE GX-650 ATX3

Details
Type	ATX Fully Modular
Maximum Power	650 W
Fans	120 mm Hydro Dynamic Bearing (HDB) Fan
PCI-Express Connector	ATX 3 and 16-Pin PCIe Gen 5 Cable (12V-2x6)
Max PSU Length	140 mm
Modular	Full Modular
Energy-Efficient	80 PLUS GOLD Certified

Additional Information
First Listed on Newegg	February 18, 2025

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Limited Warranty period (parts): 1 year
Limited Warranty period (labor): 1 year
Read full details

Return Policies

We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2025 and December 31, 2025 you will have until January 31, 2026 to return your product.

Return for refund until: January 31, 2026

Return for replacement until: January 31, 2026

This item is covered by Newegg.com's Extended Holiday Return Policy. Read full return policy for details.

SeaSonic CORE GX-650 ATX3 650 W ATX Fully Modular 80 PLUS GOLD Certified Full Modular Power Supplies

Learn more about the SeaSonic USA CORE GX-650 ATX3

Customer Reviews of the SeaSonic USA CORE GX-650 ATX3

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info

Item#: N82E16817151276

SeaSonic CORE GX-650 ATX3 650 W ATX Fully Modular 80 PLUS GOLD Certified Full Modular Power Supplies

Learn more about the SeaSonic USA CORE GX-650 ATX3

Customer Reviews of the SeaSonic USA CORE GX-650 ATX3

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info