Hardware Spec Index

Caldera PW-3842 Max 850W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW3842-MAX · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index1,299 (Power Supplies scale)
Category rank#8,845
Street price$79
Power850 W (rated)
Performance per dollar16.44
Released2022

Specifications

BrandCaldera
ModelCaldera PW-3842 Max
Rated output850 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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-3640 Plus 1600W 80 PLUS Titanium ATX Power Supply2,766$359Compare
Caldera PW-5271 Core 550W 80 PLUS Bronze ATX 3.1 Power Supply780$39Compare
Novexa PW-6654 XT 1000W 80 PLUS Gold ATX 3.0 Power Supply2,196$179Compare
Vantrel PW-7317 XT 1300W 80 PLUS Platinum ATX Power Supply2,465$319Compare
Zephyra PW-9688 Edge 650W 80 PLUS Gold ATX 3.0 Power Supply737$39Compare
Zephyra PW-8296 Core 1000W 80 PLUS Gold ATX 3.1 Power Supply2,178$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-3842 Max 850W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/4424939 (accessed 2026-10-21).