Hardware Spec Index

Novexa PW-2978 Ultra 750W 80 PLUS Gold SFX Power Supply

Power Supplies · Novexa · SKU PW2978-ULTRA · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index1,627 (Power Supplies scale)
Category rank#12,019
Street price$99
Power750 W (rated)
Performance per dollar16.43
Released2026

Specifications

BrandNovexa
ModelNovexa PW-2978 Ultra
Rated output750 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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-7190 Pro 1300W 80 PLUS Gold ATX Power Supply2,309$239Compare
Caldera PW-3996 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,270$79Compare
Zephyra PW-3989 Edge 550W 80 PLUS Bronze SFX Power Supply1,038$49Compare
Vantrel PW-3252 Pro 1200W 80 PLUS Gold ATX 3.1 Power Supply2,509$329Compare
Vantrel PW-2702 XT 1000W 80 PLUS Titanium SFX Power Supply2,350$209Compare
Teralux PW-1228 XT 750W 80 PLUS Gold ATX Power Supply1,513$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-2978 Ultra 750W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/6969435 (accessed 2026-10-19).