Hardware Spec Index

Caldera PW-1764 Core 550W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW1764-CORE · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,065 (Power Supplies scale)
Category rank#15,192
Street price$49
Power550 W (rated)
Performance per dollar21.73
Released2023

Specifications

BrandCaldera
ModelCaldera PW-1764 Core
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
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-3979 Plus 550W 80 PLUS Gold ATX 3.0 Power Supply811$39Compare
Novexa PW-2873 Max 850W 80 PLUS Gold ATX Power Supply2,157$179Compare
Novexa PW-1899 Plus 550W 80 PLUS Gold SFX Power Supply880$39Compare
Vantrel PW-2367 Ultra 850W 80 PLUS Gold ATX 3.1 Power Supply1,824$149Compare
Caldera PW-7168 Core 850W 80 PLUS Gold SFX Power Supply1,701$129Compare
Novexa PW-4224 Edge 750W 80 PLUS Bronze ATX 3.1 Power Supply1,134$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1764 Core 550W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/11633254 (accessed 2026-10-19).