Hardware Spec Index

Caldera PW-1084 Prime 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW1084-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index772 (Power Supplies scale)
Category rank#24,025
Street price$39
Power550 W (rated)
Performance per dollar19.79
Released2020

Specifications

BrandCaldera
ModelCaldera PW-1084 Prime
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityNon-modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Novexa PW-8453 Edge 1200W 80 PLUS Gold ATX Power Supply2,525$239Compare
Vantrel PW-7875 Max 1200W 80 PLUS Platinum ATX Power Supply2,787$359Compare
Caldera PW-5341 Plus 1000W 80 PLUS Gold ATX 3.0 Power Supply2,451$279Compare
Teralux PW-9975 Edge 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,527$249Compare
Novexa PW-3432 Prime 1000W 80 PLUS Gold ATX 3.0 Power Supply1,907$159Compare
Teralux PW-1536 Core 750W 80 PLUS Bronze ATX 3.0 Power Supply1,203$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1084 Prime 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/7964136 (accessed 2026-10-19).