Hardware Spec Index

Caldera PW-4466 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW4466-PRIME · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index1,418 (Power Supplies scale)
Category rank#19,126
Street price$79
Power850 W (rated)
Performance per dollar17.95
Released2024

Specifications

BrandCaldera
ModelCaldera PW-4466 Prime
Rated output850 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-pin2×
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
Zephyra PW-5369 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,893$149Compare
Caldera PW-1627 Ti 850W 80 PLUS Gold SFX Power Supply1,800$139Compare
Teralux PW-9133 Max 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,550$279Compare
Teralux PW-1550 Pro 1000W 80 PLUS Gold ATX 3.0 Power Supply2,064$189Compare
Zephyra PW-9455 Core 1600W 80 PLUS Titanium ATX 3.1 Power Supply2,980$359Compare
Novexa PW-5917 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply1,134$59Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4466 Prime 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/8042390 (accessed 2026-10-24).