Hardware Spec Index

Novexa PW-8559 Ti 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Novexa · SKU PW8559-TI · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index1,787 (Power Supplies scale)
Category rank#1,292
Street price$149
Power850 W (rated)
Performance per dollar11.99
Released2023

Specifications

BrandNovexa
ModelNovexa PW-8559 Ti
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
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-8925 Plus 850W 80 PLUS Gold ATX Power Supply1,829$149Compare
Caldera PW-1356 Pro 550W 80 PLUS Bronze SFX Power Supply771$39Compare
Vantrel PW-1525 Prime 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,136$179Compare
Teralux PW-7624 Plus 850W 80 PLUS Gold SFX Power Supply1,324$69Compare
Zephyra PW-3610 Ti 1000W 80 PLUS Gold ATX 3.1 Power Supply1,887$139Compare
Teralux PW-9833 Pro 850W 80 PLUS Platinum SFX Power Supply2,001$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-8559 Ti 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/53478740 (accessed 2026-10-22).