Hardware Spec Index

Novexa PW-3998 Ti 850W 80 PLUS Platinum ATX Power Supply

Power Supplies · Novexa · SKU PW3998-TI · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index1,958 (Power Supplies scale)
Category rank#4,044
Street price$169
Power850 W (rated)
Performance per dollar11.59
Released2021

Specifications

BrandNovexa
ModelNovexa PW-3998 Ti
Rated output850 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 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
Zephyra PW-8353 Max 850W 80 PLUS Gold ATX 3.0 Power Supply1,662$119Compare
Novexa PW-7929 Max 850W 80 PLUS Gold ATX Power Supply1,585$119Compare
Teralux PW-4024 Core 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,281$199Compare
Novexa PW-9774 Edge 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,665$379Compare
Novexa PW-3039 Ultra 1300W 80 PLUS Platinum ATX Power Supply2,885$359Compare
Novexa PW-3550 Prime 1000W 80 PLUS Platinum ATX 3.0 Power Supply1,957$169Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-3998 Ti 850W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/76977284 (accessed 2026-10-26).