Hardware Spec Index

Caldera PW-3478 Plus 1000W 80 PLUS Platinum ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW3478-PLUS · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index2,091 (Power Supplies scale)
Category rank#8,225
Street price$209
Power1000 W (rated)
Performance per dollar10.00
Released2022

Specifications

BrandCaldera
ModelCaldera PW-3478 Plus
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan135 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-9285 Plus 750W 80 PLUS Bronze ATX Power Supply1,028$49Compare
Novexa PW-7907 Prime 1000W 80 PLUS Platinum SFX Power Supply1,928$159Compare
Zephyra PW-3235 Ti 850W 80 PLUS Gold ATX Power Supply1,661$109Compare
Teralux PW-9438 Ultra 1000W 80 PLUS Gold ATX Power Supply2,293$229Compare
Vantrel PW-9412 Ti 1000W 80 PLUS Gold ATX 3.1 Power Supply1,834$159Compare
Zephyra PW-9377 Max 1200W 80 PLUS Gold ATX 3.1 Power Supply2,460$259Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3478 Plus 1000W 80 PLUS Platinum ATX 3.0 Power Supply”, https://vextor7.com/item/91313337 (accessed 2026-10-22).