Hardware Spec Index

Caldera PW-9191 Pro 1000W 80 PLUS Platinum ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW9191-PRO · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index2,060 (Power Supplies scale)
Category rank#18,397
Street price$189
Power1000 W (rated)
Performance per dollar10.90
Released2022

Specifications

BrandCaldera
ModelCaldera PW-9191 Pro
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-1173 XT 550W 80 PLUS Gold ATX Power Supply828$39Compare
Novexa PW-4375 SE 650W 80 PLUS Bronze ATX 3.0 Power Supply1,050$59Compare
Zephyra PW-6652 Ultra 1200W 80 PLUS Platinum ATX Power Supply2,424$259Compare
Zephyra PW-4867 Ultra 1000W 80 PLUS Gold ATX 3.1 Power Supply1,868$129Compare
Zephyra PW-5972 Plus 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,647$299Compare
Caldera PW-6047 Core 1300W 80 PLUS Platinum ATX Power Supply2,457$289Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-9191 Pro 1000W 80 PLUS Platinum ATX 3.0 Power Supply”, https://vextor7.com/item/20123237 (accessed 2026-10-19).