Hardware Spec Index

Caldera PW-8191 Prime 750W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW8191-PRIME · Released 2026 · Updated 2026-10-20

Key facts

Benchmark index1,630 (Power Supplies scale)
Category rank#37,151
Street price$119
Power750 W (rated)
Performance per dollar13.70
Released2026

Specifications

BrandCaldera
ModelCaldera PW-8191 Prime
Rated output750 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
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
Zephyra PW-6336 Ti 1000W 80 PLUS Gold ATX Power Supply1,942$179Compare
Teralux PW-1290 Max 850W 80 PLUS Gold ATX 3.1 Power Supply1,158$59Compare
Zephyra PW-8424 Max 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,205$259Compare
Vantrel PW-7698 Pro 850W 80 PLUS Gold ATX Power Supply1,430$79Compare
Teralux PW-6296 Prime 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,743$399Compare
Caldera PW-8808 Ti 650W 80 PLUS Bronze ATX 3.1 Power Supply1,038$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8191 Prime 750W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/11240976 (accessed 2026-10-20).