Hardware Spec Index

Caldera PW-2228 XT 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW2228-XT · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,595 (Power Supplies scale)
Category rank#18,337
Street price$99
Power850 W (rated)
Performance per dollar16.11
Released2021

Specifications

BrandCaldera
ModelCaldera PW-2228 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
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Teralux PW-7695 Core 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,432$229Compare
Teralux PW-9779 Pro 1000W 80 PLUS Platinum ATX Power Supply1,901$169Compare
Caldera PW-5279 Ultra 1000W 80 PLUS Platinum ATX Power Supply1,954$169Compare
Teralux PW-1765 Ultra 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,715$289Compare
Novexa PW-8122 Plus 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,401$299Compare
Zephyra PW-7168 XT 750W 80 PLUS Gold ATX Power Supply1,567$109Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-2228 XT 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/20003338 (accessed 2026-10-19).