Power Supplies · ASUS

ASUS ROG Thor 1200W Platinum III

ASUS ROG Thor 1200W Platinum III for local AI desktops and workstations that need clean stable power for a high draw GPU.

ASUS ROG Thor 1200W Platinum III is a ATX PSU product from ASUS built for desktop and workstation systems that run local AI workloads. It suits model loading, dataset handling and daily creation work where clean stable power for a high draw GPU matters in a home lab or office build.

Specifications

Name	ASUS ROG Thor 1200W Platinum III
Brand	ASUS
Category	Power Supplies
Type	ATX PSU
Power (TDP)	1200 W
Key spec	80 Plus Platinum
Key spec	ATX 3.1
Key spec	PCIe 5.1 12V-2x6 connector
Key spec	Fully modular
Key spec	Rated 1200W
Best for	GPU workstation; LLM inference; local AI build
Specs source	ASUS product page
Last verified	2026-11-14