Hardware Spec Index

Caldera PW-8259 Max 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW8259-MAX · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index1,933 (Power Supplies scale)
Category rank#1,403
Street price$179
Power850 W (rated)
Performance per dollar10.80
Released2024

Specifications

BrandCaldera
ModelCaldera PW-8259 Max
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-5582 Ultra 1200W 80 PLUS Platinum ATX Power Supply2,256$259Compare
Novexa PW-1501 Edge 1300W 80 PLUS Titanium ATX Power Supply2,775$319Compare
Vantrel PW-4159 SE 650W 80 PLUS Gold ATX 3.0 Power Supply1,189$59Compare
Zephyra PW-3156 Core 1200W 80 PLUS Gold ATX Power Supply2,576$269Compare
Vantrel PW-9390 Core 750W 80 PLUS Bronze ATX 3.1 Power Supply957$39Compare
Teralux PW-8806 Ultra 1000W 80 PLUS Gold ATX Power Supply2,257$219Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8259 Max 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/31588618 (accessed 2026-10-26).