Hardware Spec Index

Caldera PW-3865 Max 1000W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW3865-MAX · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index2,397 (Power Supplies scale)
Category rank#2,811
Street price$249
Power1000 W (rated)
Performance per dollar9.63
Released2021

Specifications

BrandCaldera
ModelCaldera PW-3865 Max
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
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-5019 XT 650W 80 PLUS Bronze ATX Power Supply935$39Compare
Novexa PW-5344 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,291$199Compare
Caldera PW-9912 Prime 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,245$239Compare
Vantrel PW-4920 XT 550W 80 PLUS Bronze ATX 3.0 Power Supply699$39Compare
Zephyra PW-8393 Pro 550W 80 PLUS Gold ATX Power Supply830$39Compare
Vantrel PW-6681 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,795$139Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3865 Max 1000W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/7805043 (accessed 2026-10-24).