Hardware Spec Index

Caldera PW-1398 XT 650W 80 PLUS Bronze ATX Power Supply

Power Supplies · Caldera · SKU PW1398-XT · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index909 (Power Supplies scale)
Category rank#31,183
Street price$49
Power650 W (rated)
Performance per dollar18.55
Released2020

Specifications

BrandCaldera
ModelCaldera PW-1398 XT
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorATX
ModularityNon-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
Caldera PW-4784 Ti 1200W 80 PLUS Gold ATX 3.1 Power Supply2,041$189Compare
Zephyra PW-7791 XT 850W 80 PLUS Gold ATX Power Supply1,631$109Compare
Zephyra PW-8034 Ultra 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,736$359Compare
Teralux PW-1133 Core 1300W 80 PLUS Gold ATX Power Supply2,377$259Compare
Caldera PW-3213 Ultra 1300W 80 PLUS Platinum ATX 3.1 Power Supply2,562$319Compare
Caldera PW-1120 Plus 550W 80 PLUS Gold ATX 3.0 Power Supply755$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1398 XT 650W 80 PLUS Bronze ATX Power Supply”, https://vextor7.com/item/9262170 (accessed 2026-10-25).