Hardware Spec Index

Caldera PW-8911 Max 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW8911-MAX · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index2,096 (Power Supplies scale)
Category rank#13,386
Street price$179
Power850 W (rated)
Performance per dollar11.71
Released2019

Specifications

BrandCaldera
ModelCaldera PW-8911 Max
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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-8703 Prime 1000W 80 PLUS Gold ATX 3.1 Power Supply1,946$169Compare
Novexa PW-5495 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,536$99Compare
Caldera PW-4051 Core 1200W 80 PLUS Gold ATX 3.1 Power Supply2,130$219Compare
Vantrel PW-8007 XT 850W 80 PLUS Bronze ATX 3.1 Power Supply1,255$69Compare
Novexa PW-9872 Prime 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,543$359Compare
Vantrel PW-8458 Ti 750W 80 PLUS Gold ATX 3.0 Power Supply1,218$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8911 Max 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/20158104 (accessed 2026-10-20).