Hardware Spec Index

Caldera PW-5545 XT 650W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW5545-XT · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index747 (Power Supplies scale)
Category rank#46,113
Street price$39
Power650 W (rated)
Performance per dollar19.15
Released2024

Specifications

BrandCaldera
ModelCaldera PW-5545 XT
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan120 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
Zephyra PW-8795 Edge 1200W 80 PLUS Platinum ATX 3.0 Power Supply2,789$319Compare
Vantrel PW-5211 Core 1000W 80 PLUS Gold ATX 3.1 Power Supply1,796$149Compare
Teralux PW-2629 Pro 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,140$219Compare
Zephyra PW-7339 SE 1000W 80 PLUS Gold ATX Power Supply1,719$119Compare
Vantrel PW-3260 XT 750W 80 PLUS Gold ATX 3.0 Power Supply1,420$79Compare
Novexa PW-8695 Prime 750W 80 PLUS Gold SFX Power Supply1,500$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5545 XT 650W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/3928781 (accessed 2026-10-21).