Thermaltake Toughpower GX3 SE 750W Power Supply 80 PLUS Gold ATX 3.1 PCIe 5.1

The Thermaltake Toughpower GX3 SE 750W is a high-performance, non-modular ATX power supply designed for demanding gaming and workstation builds. With 80 PLUS Gold certification, it delivers up to 92% efficiency under typical loads, reducing energy waste and heat output. Compliant with ATX 3.1 and PCIe 5.1 standards, it features a native 12+4-pin 12VHPWR connector for next-generation GPUs, ensuring stable power delivery. The 120 mm hydraulic bearing fan provides quiet and reliable cooling, while comprehensive protection circuits (OVP, OPP, SCP, OCP, UVP, OTP) safeguard your components.

Advantages

High efficiency (80 PLUS Gold) lowers electricity costs and system temperatures. ATX 3.1 and PCIe 5.1 support future-proofs your build for modern graphics cards. The 120 mm fan with hydraulic bearing offers a balance of low noise and long lifespan. Non-modular design reduces cost and complexity for budget-conscious builders.

Suitable for

• Gaming PCs with high-end CPUs and GPUs
• Workstations requiring stable power delivery
• Upgrades to ATX 3.1/PCIe 5.1 compatible systems
• Budget-friendly builds where modular cabling is not essential

Key specifications

• Total Power: 750 W
• 80 PLUS Certification: Gold
• ATX Standard: ATX 3.1
• PCIe Standard: PCIe 5.1
• Modular Type: Non-Modular
• Fan Size: 120 mm
• Fan Bearing: Hydraulic Bearing
• PFC Type: Active PFC
• MTBF: 100,000 hours
• Protection Features: OVP, OPP, SCP, OCP, UVP, OTP
• AC Input Voltage: 100-240 V
• AC Input Frequency: 50/60 Hz
• +12V Rail Output: 62.5 A (750 W)
• Main Connector: 1x 24-pin ATX
• CPU Power Connectors: 2x 4+4-pin EPS
• PCIe Power Connectors: 1x 12+4-pin 12VHPWR, 2x 6+2-pin PCIe
• SATA Power Connectors: 6
• Peripheral Power Connectors: 3x 4-pin Molex
• Form Factor: ATX PS/2
• Hold Up Time: >17 ms at 75% load

Recommendations

For optimal performance, pair this power supply with a compatible ATX 3.1 motherboard and a PCIe 5.1 graphics card. Ensure your case supports ATX PS/2 form factor. The non-modular design means all cables are fixed; plan cable management accordingly.