Hardware Spec Index

Caldera PW-3994 Pro 750W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW3994-PRO · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,131 (Power Supplies scale)
Category rank#539
Street price$69
Power750 W (rated)
Performance per dollar16.39
Released2022

Specifications

BrandCaldera
ModelCaldera PW-3994 Pro
Rated output750 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
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-3611 SE 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,835$369Compare
Zephyra PW-6371 SE 850W 80 PLUS Gold ATX Power Supply1,193$59Compare
Caldera PW-1454 SE 1300W 80 PLUS Gold ATX 3.0 Power Supply2,501$269Compare
Caldera PW-7984 Core 1000W 80 PLUS Platinum SFX Power Supply1,777$159Compare
Novexa PW-1779 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,849$129Compare
Novexa PW-4943 XT 1000W 80 PLUS Titanium ATX 3.0 Power Supply2,343$219Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3994 Pro 750W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/4585154 (accessed 2026-10-20).