Hardware Spec Index

Novexa PW-2779 Prime 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Novexa · SKU PW2779-PRIME · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index1,208 (Power Supplies scale)
Category rank#13,514
Street price$69
Power850 W (rated)
Performance per dollar17.51
Released2019

Specifications

BrandNovexa
ModelNovexa PW-2779 Prime
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Vantrel PW-8399 SE 850W 80 PLUS Platinum ATX Power Supply1,829$159Compare
Novexa PW-4954 Core 1200W 80 PLUS Gold ATX Power Supply2,493$239Compare
Zephyra PW-3052 Ultra 550W 80 PLUS Gold ATX Power Supply1,062$59Compare
Vantrel PW-4213 Ultra 750W 80 PLUS Gold ATX 3.1 Power Supply1,449$89Compare
Zephyra PW-9100 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,365$79Compare
Caldera PW-1831 Pro 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,974$389Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-2779 Prime 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/32948515 (accessed 2026-10-20).