Hardware Spec Index

Caldera PW-7311 XT 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW7311-XT · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index1,693 (Power Supplies scale)
Category rank#37,564
Street price$119
Power850 W (rated)
Performance per dollar14.23
Released2021

Specifications

BrandCaldera
ModelCaldera PW-7311 XT
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
Fan135 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
Vantrel PW-2098 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply1,774$119Compare
Caldera PW-7056 Core 850W 80 PLUS Gold ATX Power Supply1,567$109Compare
Novexa PW-9905 XT 650W 80 PLUS Bronze ATX Power Supply943$39Compare
Teralux PW-3731 Max 850W 80 PLUS Bronze ATX Power Supply1,295$69Compare
Caldera PW-6797 Core 1000W 80 PLUS Gold ATX 3.1 Power Supply1,711$109Compare
Vantrel PW-8164 Plus 850W 80 PLUS Gold ATX Power Supply2,065$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7311 XT 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/20141870 (accessed 2026-10-20).