Hardware Spec Index

Novexa PW-3291 SE 650W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW3291-SE · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index810 (Power Supplies scale)
Category rank#46,222
Street price$39
Power650 W (rated)
Performance per dollar20.77
Released2022

Specifications

BrandNovexa
ModelNovexa PW-3291 SE
Rated output650 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-5552 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply1,880$159Compare
Vantrel PW-1978 Ti 1200W 80 PLUS Gold ATX 3.0 Power Supply2,435$279Compare
Zephyra PW-4058 Pro 650W 80 PLUS Gold ATX 3.1 Power Supply1,197$69Compare
Teralux PW-3377 SE 850W 80 PLUS Gold ATX Power Supply1,829$169Compare
Novexa PW-9094 XT 1000W 80 PLUS Titanium ATX 3.0 Power Supply2,278$219Compare
Vantrel PW-4414 Prime 750W 80 PLUS Gold ATX Power Supply1,617$119Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-3291 SE 650W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/7166193 (accessed 2026-10-21).