Hardware Spec Index

Caldera PW-5408 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW5408-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,940 (Power Supplies scale)
Category rank#28,188
Street price$169
Power850 W (rated)
Performance per dollar11.48
Released2025

Specifications

BrandCaldera
ModelCaldera PW-5408 Prime
Rated output850 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-pin2×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-6351 Max 550W 80 PLUS Gold SFX Power Supply1,175$69Compare
Zephyra PW-1444 Max 1200W 80 PLUS Platinum ATX Power Supply2,727$309Compare
Caldera PW-1138 Ultra 1200W 80 PLUS Gold ATX 3.1 Power Supply2,478$249Compare
Novexa PW-4872 Prime 1300W 80 PLUS Titanium ATX Power Supply2,760$319Compare
Vantrel PW-4279 XT 550W 80 PLUS Gold SFX Power Supply927$39Compare
Teralux PW-3302 XT 1300W 80 PLUS Gold ATX Power Supply2,540$289Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5408 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/94890546 (accessed 2026-10-22).