Hardware Spec Index

Caldera PW-9420 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW9420-PRIME · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index1,589 (Power Supplies scale)
Category rank#33,052
Street price$99
Power850 W (rated)
Performance per dollar16.05
Released2022

Specifications

BrandCaldera
ModelCaldera PW-9420 Prime
Rated output850 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-pin2×
Form factorATX
ModularityFully modular
Fan140 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
Vantrel PW-8100 Core 750W 80 PLUS Gold ATX 3.0 Power Supply1,115$59Compare
Caldera PW-3376 XT 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,980$399Compare
Teralux PW-3185 Prime 750W 80 PLUS Bronze ATX Power Supply1,490$79Compare
Vantrel PW-2359 Core 750W 80 PLUS Bronze SFX Power Supply1,411$89Compare
Teralux PW-2742 Max 750W 80 PLUS Bronze ATX 3.1 Power Supply985$49Compare
Zephyra PW-8675 Plus 1300W 80 PLUS Titanium ATX Power Supply2,962$389Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-9420 Prime 850W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/21786127 (accessed 2026-10-25).