Hardware Spec Index

Zephyra PW-3674 Core 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Zephyra · SKU PW3674-CORE · Released 2023 · Updated 2026-10-24

Key facts

Benchmark index1,628 (Power Supplies scale)
Category rank#11,635
Street price$129
Power850 W (rated)
Performance per dollar12.62
Released2023

Specifications

BrandZephyra
ModelZephyra PW-3674 Core
Rated output850 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-pin2×
Form factorATX
ModularityFully 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-8139 Pro 550W 80 PLUS Bronze ATX Power Supply870$39Compare
Novexa PW-4709 Ultra 1300W 80 PLUS Titanium ATX Power Supply2,875$389Compare
Caldera PW-9654 Plus 550W 80 PLUS Gold SFX Power Supply1,176$59Compare
Novexa PW-1580 Plus 550W 80 PLUS Bronze ATX Power Supply821$39Compare
Novexa PW-3057 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,505$119Compare
Novexa PW-8988 Pro 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,554$309Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-3674 Core 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/7361832 (accessed 2026-10-24).