Hardware Spec Index

Novexa PW-4521 XT 1600W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW4521-XT · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index2,757 (Power Supplies scale)
Category rank#15,886
Street price$389
Power1600 W (rated)
Performance per dollar7.09
Released2024

Specifications

BrandNovexa
ModelNovexa PW-4521 XT
Rated output1,600 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin5×
Form factorATX
ModularityFully modular
Fan140 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
Novexa PW-5878 Plus 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,492$229Compare
Vantrel PW-3841 Ti 550W 80 PLUS Bronze ATX Power Supply813$39Compare
Novexa PW-1781 Ultra 1000W 80 PLUS Gold ATX Power Supply1,680$129Compare
Caldera PW-3306 Ultra 650W 80 PLUS Gold ATX 3.0 Power Supply1,219$79Compare
Vantrel PW-3433 Prime 750W 80 PLUS Gold SFX Power Supply1,401$99Compare
Zephyra PW-3195 Plus 850W 80 PLUS Gold ATX Power Supply1,692$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4521 XT 1600W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/14833249 (accessed 2026-10-20).