Hardware Spec Index

Caldera PW-1275 XT 650W 80 PLUS Bronze SFX Power Supply

Power Supplies · Caldera · SKU PW1275-XT · Released 2019 · Updated 2026-10-18

Key facts

Benchmark index912 (Power Supplies scale)
Category rank#15,801
Street price$49
Power650 W (rated)
Performance per dollar18.61
Released2019

Specifications

BrandCaldera
ModelCaldera PW-1275 XT
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin2×
Form factorSFX-L
ModularityNon-modular
Fan120 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
Novexa PW-3846 Plus 1000W 80 PLUS Gold ATX Power Supply1,740$129Compare
Caldera PW-7044 SE 550W 80 PLUS Gold ATX 3.1 Power Supply857$39Compare
Novexa PW-8903 Plus 1000W 80 PLUS Gold ATX 3.0 Power Supply1,798$149Compare
Teralux PW-6347 Ti 650W 80 PLUS Gold SFX Power Supply1,356$79Compare
Zephyra PW-2194 Prime 1000W 80 PLUS Gold ATX Power Supply1,709$139Compare
Caldera PW-6697 Max 650W 80 PLUS Bronze SFX Power Supply1,300$79Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1275 XT 650W 80 PLUS Bronze SFX Power Supply”, https://vextor7.com/item/20125535 (accessed 2026-10-18).