Hardware Spec Index

Caldera PW-4259 SE 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW4259-SE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index1,670 (Power Supplies scale)
Category rank#49,171
Street price$119
Power850 W (rated)
Performance per dollar14.03
Released2025

Specifications

BrandCaldera
ModelCaldera PW-4259 SE
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
Fan135 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
Vantrel PW-6572 XT 550W 80 PLUS Gold ATX Power Supply742$39Compare
Caldera PW-1365 Pro 1300W 80 PLUS Platinum ATX Power Supply2,818$389Compare
Teralux PW-5188 Edge 1000W 80 PLUS Gold ATX 3.1 Power Supply2,261$239Compare
Caldera PW-9818 Ti 1000W 80 PLUS Gold ATX 3.0 Power Supply1,826$139Compare
Teralux PW-9983 XT 1000W 80 PLUS Gold ATX 3.0 Power Supply1,774$159Compare
Teralux PW-9384 Prime 750W 80 PLUS Gold ATX Power Supply1,528$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-4259 SE 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/20044500 (accessed 2026-10-20).