Hardware Spec Index

Caldera PW-8289 Edge 550W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW8289-EDGE · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index825 (Power Supplies scale)
Category rank#41,685
Street price$39
Power550 W (rated)
Performance per dollar21.15
Released2022

Specifications

BrandCaldera
ModelCaldera PW-8289 Edge
Rated output550 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-pin1×
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
Vantrel PW-4851 SE 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,689$299Compare
Zephyra PW-4269 Ultra 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,426$279Compare
Novexa PW-9640 Max 1000W 80 PLUS Gold ATX 3.1 Power Supply2,104$169Compare
Caldera PW-8076 Ultra 1000W 80 PLUS Platinum ATX Power Supply2,526$239Compare
Novexa PW-9065 Ultra 1200W 80 PLUS Titanium ATX Power Supply2,267$229Compare
Teralux PW-9809 SE 850W 80 PLUS Gold ATX 3.0 Power Supply1,885$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8289 Edge 550W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/6428892 (accessed 2026-10-19).