Hardware Spec Index

Caldera PW-1254 Ultra 1000W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW1254-ULTRA · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index1,673 (Power Supplies scale)
Category rank#28,886
Street price$129
Power1000 W (rated)
Performance per dollar12.97
Released2024

Specifications

BrandCaldera
ModelCaldera PW-1254 Ultra
Rated output1,000 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-pin3×
Form factorATX
ModularityFully modular
Fan120 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
Teralux PW-6523 Core 750W 80 PLUS Bronze SFX Power Supply1,079$69Compare
Vantrel PW-9435 Prime 1300W 80 PLUS Titanium ATX Power Supply2,697$349Compare
Caldera PW-4235 Edge 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,844$369Compare
Vantrel PW-2483 Plus 850W 80 PLUS Gold ATX 3.1 Power Supply1,850$149Compare
Teralux PW-1450 Ti 850W 80 PLUS Gold ATX Power Supply1,665$109Compare
Vantrel PW-2924 SE 850W 80 PLUS Gold ATX Power Supply1,646$129Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1254 Ultra 1000W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/7961595 (accessed 2026-10-26).