Hardware Spec Index

Caldera PW-3344 Plus 550W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW3344-PLUS · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index739 (Power Supplies scale)
Category rank#10,904
Street price$39
Power550 W (rated)
Performance per dollar18.95
Released2021

Specifications

BrandCaldera
ModelCaldera PW-3344 Plus
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan120 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-4074 Ti 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,556$289Compare
Vantrel PW-3867 Edge 550W 80 PLUS Bronze ATX Power Supply1,019$49Compare
Vantrel PW-7598 Edge 850W 80 PLUS Gold ATX 3.1 Power Supply1,758$109Compare
Novexa PW-7242 Max 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,044$169Compare
Zephyra PW-1307 Core 1200W 80 PLUS Gold ATX Power Supply2,564$289Compare
Caldera PW-2399 SE 650W 80 PLUS Bronze SFX Power Supply1,020$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3344 Plus 550W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/31368390 (accessed 2026-10-25).