Hardware Spec Index

Novexa PW-1859 Prime 650W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW1859-PRIME · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index764 (Power Supplies scale)
Category rank#24,577
Street price$39
Power650 W (rated)
Performance per dollar19.59
Released2026

Specifications

BrandNovexa
ModelNovexa PW-1859 Prime
Rated output650 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-pin1×
Form factorATX
ModularityFully modular
Fan135 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
Caldera PW-2190 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply1,640$129Compare
Caldera PW-6064 Edge 550W 80 PLUS Bronze SFX Power Supply1,195$69Compare
Vantrel PW-2264 Pro 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,869$349Compare
Caldera PW-5012 SE 750W 80 PLUS Gold ATX 3.0 Power Supply1,586$99Compare
Teralux PW-5695 Prime 550W 80 PLUS Bronze ATX Power Supply867$39Compare
Teralux PW-6872 XT 750W 80 PLUS Gold ATX Power Supply1,308$89Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-1859 Prime 650W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/697004 (accessed 2026-10-20).