Hardware Spec Index

Teralux PW-3974 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Teralux · SKU PW3974-TI · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index1,590 (Power Supplies scale)
Category rank#2,429
Street price$119
Power850 W (rated)
Performance per dollar13.36
Released2026

Specifications

BrandTeralux
ModelTeralux PW-3974 Ti
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-4389 Edge 1600W 80 PLUS Gold ATX Power Supply2,513$329Compare
Vantrel PW-6987 Pro 650W 80 PLUS Bronze ATX 3.0 Power Supply945$39Compare
Vantrel PW-9209 Edge 550W 80 PLUS Bronze SFX Power Supply842$39Compare
Teralux PW-3491 Ti 850W 80 PLUS Gold SFX Power Supply1,909$159Compare
Vantrel PW-7755 XT 850W 80 PLUS Gold ATX Power Supply1,409$89Compare
Zephyra PW-7697 Edge 850W 80 PLUS Gold ATX 3.1 Power Supply1,707$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Teralux PW-3974 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/41009681 (accessed 2026-10-20).