Hardware Spec Index

Novexa PW-7858 Plus 650W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW7858-PLUS · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index928 (Power Supplies scale)
Category rank#21,229
Street price$49
Power650 W (rated)
Performance per dollar18.94
Released2023

Specifications

BrandNovexa
ModelNovexa PW-7858 Plus
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
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-8989 SE 650W 80 PLUS Gold ATX 3.0 Power Supply1,275$69Compare
Novexa PW-6116 Ti 1000W 80 PLUS Gold ATX Power Supply1,715$109Compare
Teralux PW-5563 Ti 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,802$359Compare
Zephyra PW-5669 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,686$139Compare
Novexa PW-9923 Pro 750W 80 PLUS Bronze ATX 3.1 Power Supply1,433$89Compare
Zephyra PW-3600 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,358$289Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-7858 Plus 650W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/435389 (accessed 2026-10-19).