Hardware Spec Index

Caldera PW-8822 XT 550W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW8822-XT · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index888 (Power Supplies scale)
Category rank#30,801
Street price$39
Power550 W (rated)
Performance per dollar22.77
Released2021

Specifications

BrandCaldera
ModelCaldera PW-8822 XT
Rated output550 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan120 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
Novexa PW-1419 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,659$129Compare
Caldera PW-3472 Plus 850W 80 PLUS Gold ATX 3.0 Power Supply1,675$129Compare
Novexa PW-2714 Ti 850W 80 PLUS Gold ATX 3.0 Power Supply1,721$119Compare
Teralux PW-7912 Edge 1000W 80 PLUS Platinum ATX Power Supply1,958$199Compare
Novexa PW-4974 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply1,475$99Compare
Zephyra PW-3314 XT 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,980$379Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8822 XT 550W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/6403231 (accessed 2026-10-20).