Hardware Spec Index

Caldera PW-7327 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW7327-PRIME · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index830 (Power Supplies scale)
Category rank#49,464
Street price$39
Power550 W (rated)
Performance per dollar21.28
Released2026

Specifications

BrandCaldera
ModelCaldera PW-7327 Prime
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (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
Teralux PW-4501 Prime 650W 80 PLUS Bronze ATX 3.1 Power Supply1,219$59Compare
Novexa PW-1115 Ti 650W 80 PLUS Bronze ATX Power Supply949$49Compare
Zephyra PW-8876 XT 1000W 80 PLUS Gold SFX Power Supply1,815$119Compare
Caldera PW-5866 Pro 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,567$299Compare
Zephyra PW-2361 Core 1200W 80 PLUS Gold ATX 3.0 Power Supply2,156$189Compare
Vantrel PW-3862 Edge 650W 80 PLUS Gold ATX 3.1 Power Supply1,095$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7327 Prime 550W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/21887717 (accessed 2026-10-24).