Hardware Spec Index

Novexa PW-3984 Core 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW3984-CORE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index1,093 (Power Supplies scale)
Category rank#47,466
Street price$59
Power550 W (rated)
Performance per dollar18.53
Released2022

Specifications

BrandNovexa
ModelNovexa PW-3984 Core
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan140 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
Novexa PW-4763 Max 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,707$309Compare
Novexa PW-5222 Ultra 1600W 80 PLUS Titanium ATX Power Supply2,877$389Compare
Caldera PW-5801 SE 650W 80 PLUS Bronze ATX Power Supply1,343$79Compare
Novexa PW-8930 Ultra 1200W 80 PLUS Titanium ATX Power Supply2,661$299Compare
Novexa PW-6501 Pro 750W 80 PLUS Bronze ATX Power Supply1,222$59Compare
Zephyra PW-4269 SE 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,763$319Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-3984 Core 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/16319495 (accessed 2026-10-19).