Hardware Spec Index

Caldera PW-5734 Ultra 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW5734-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,819 (Power Supplies scale)
Category rank#8,064
Street price$159
Power850 W (rated)
Performance per dollar11.44
Released2021

Specifications

BrandCaldera
ModelCaldera PW-5734 Ultra
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-2702 Edge 1600W 80 PLUS Titanium ATX Power Supply2,737$319Compare
Teralux PW-7845 Plus 1300W 80 PLUS Gold ATX 3.1 Power Supply2,554$269Compare
Vantrel PW-2187 Pro 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,587$359Compare
Zephyra PW-4858 Pro 550W 80 PLUS Bronze ATX 3.0 Power Supply838$39Compare
Novexa PW-3056 Pro 550W 80 PLUS Gold ATX 3.0 Power Supply733$39Compare
Vantrel PW-6191 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,428$299Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5734 Ultra 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/2363765 (accessed 2026-10-19).