Hardware Spec Index

Caldera PW-1681 Core 1000W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW1681-CORE · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index1,750 (Power Supplies scale)
Category rank#41,819
Street price$139
Power1000 W (rated)
Performance per dollar12.59
Released2021

Specifications

BrandCaldera
ModelCaldera PW-1681 Core
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-9584 Prime 1600W 80 PLUS Platinum ATX 3.1 Power Supply2,545$269Compare
Teralux PW-6664 Ti 650W 80 PLUS Gold ATX Power Supply1,166$59Compare
Zephyra PW-9172 Pro 1600W 80 PLUS Titanium ATX 3.0 Power Supply2,980$399Compare
Vantrel PW-6242 XT 650W 80 PLUS Bronze SFX Power Supply976$49Compare
Teralux PW-1629 Plus 650W 80 PLUS Bronze ATX 3.1 Power Supply990$49Compare
Novexa PW-4430 Ti 1000W 80 PLUS Platinum ATX Power Supply2,233$239Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1681 Core 1000W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/94881297 (accessed 2026-10-26).