Hardware Spec Index

Caldera PW-2780 Edge 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW2780-EDGE · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index757 (Power Supplies scale)
Category rank#34,113
Street price$39
Power550 W (rated)
Performance per dollar19.41
Released2023

Specifications

BrandCaldera
ModelCaldera PW-2780 Edge
Rated output550 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan140 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
Novexa PW-6378 Ti 650W 80 PLUS Bronze ATX 3.0 Power Supply1,017$49Compare
Teralux PW-5327 Max 1000W 80 PLUS Gold ATX 3.0 Power Supply1,729$139Compare
Teralux PW-8218 Ultra 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,638$339Compare
Novexa PW-8654 Prime 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,912$379Compare
Zephyra PW-1215 SE 550W 80 PLUS Bronze ATX Power Supply849$39Compare
Zephyra PW-8257 SE 1000W 80 PLUS Platinum ATX Power Supply1,981$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2780 Edge 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/4612931 (accessed 2026-10-22).