Hardware Spec Index

Caldera PW-2740 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW2740-ULTRA · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index2,118 (Power Supplies scale)
Category rank#19,329
Street price$219
Power1000 W (rated)
Performance per dollar9.67
Released2023

Specifications

BrandCaldera
ModelCaldera PW-2740 Ultra
Rated output1,000 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-pin3×
Form factorATX
ModularityFully modular
Fan135 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
Caldera PW-7334 Pro 550W 80 PLUS Bronze ATX 3.1 Power Supply957$39Compare
Teralux PW-2047 Core 850W 80 PLUS Gold ATX 3.1 Power Supply2,062$169Compare
Zephyra PW-7168 Edge 1000W 80 PLUS Platinum ATX Power Supply1,910$179Compare
Teralux PW-9167 Core 550W 80 PLUS Bronze ATX 3.1 Power Supply876$49Compare
Teralux PW-4175 Edge 850W 80 PLUS Gold SFX Power Supply1,656$129Compare
Novexa PW-1328 Edge 1600W 80 PLUS Platinum ATX Power Supply2,980$349Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2740 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/46982426 (accessed 2026-10-21).