Hardware Spec Index

Caldera PW-9673 Ultra 1200W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW9673-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index2,331 (Power Supplies scale)
Category rank#731
Street price$199
Power1200 W (rated)
Performance per dollar11.71
Released2024

Specifications

BrandCaldera
ModelCaldera PW-9673 Ultra
Rated output1,200 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin3×
Form factorATX
ModularityFully modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-1420 Edge 1000W 80 PLUS Platinum SFX Power Supply2,439$249Compare
Caldera PW-7210 Ti 850W 80 PLUS Gold ATX Power Supply1,643$109Compare
Zephyra PW-6343 XT 1300W 80 PLUS Titanium ATX Power Supply2,382$289Compare
Caldera PW-4261 Edge 1300W 80 PLUS Platinum ATX Power Supply2,455$219Compare
Teralux PW-4912 Pro 650W 80 PLUS Bronze ATX 3.1 Power Supply1,173$79Compare
Teralux PW-2295 Edge 750W 80 PLUS Gold SFX Power Supply1,130$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-9673 Ultra 1200W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/3908658 (accessed 2026-10-19).