Hardware Spec Index

Caldera PW-4546 Core 1000W 80 PLUS Platinum ATX Power Supply

Power Supplies · Caldera · SKU PW4546-CORE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index2,032 (Power Supplies scale)
Category rank#7,899
Street price$199
Power1000 W (rated)
Performance per dollar10.21
Released2019

Specifications

BrandCaldera
ModelCaldera PW-4546 Core
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
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
Caldera PW-5203 SE 850W 80 PLUS Gold ATX Power Supply1,239$69Compare
Teralux PW-9718 XT 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,749$399Compare
Vantrel PW-2585 SE 1200W 80 PLUS Gold ATX Power Supply2,060$229Compare
Caldera PW-8169 Max 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,348$259Compare
Novexa PW-3628 Core 1300W 80 PLUS Platinum ATX Power Supply2,980$389Compare
Zephyra PW-8621 Edge 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,749$359Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4546 Core 1000W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/6552120 (accessed 2026-10-19).