Hardware Spec Index

Caldera PW-7981 Ultra 1300W 80 PLUS Platinum ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW7981-ULTRA · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index2,609 (Power Supplies scale)
Category rank#14,019
Street price$319
Power1300 W (rated)
Performance per dollar8.18
Released2022

Specifications

BrandCaldera
ModelCaldera PW-7981 Ultra
Rated output1,300 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan135 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
Teralux PW-2775 Edge 1000W 80 PLUS Gold ATX Power Supply2,098$209Compare
Teralux PW-3422 Prime 1000W 80 PLUS Platinum ATX 3.0 Power Supply2,088$179Compare
Caldera PW-1009 Ultra 550W 80 PLUS Gold ATX Power Supply887$39Compare
Zephyra PW-3117 Ti 750W 80 PLUS Bronze ATX 3.1 Power Supply1,270$79Compare
Zephyra PW-7512 Ultra 850W 80 PLUS Gold SFX Power Supply1,884$139Compare
Teralux PW-7207 XT 1000W 80 PLUS Gold ATX 3.1 Power Supply2,060$189Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-7981 Ultra 1300W 80 PLUS Platinum ATX 3.0 Power Supply”, https://vextor7.com/item/33706094 (accessed 2026-10-25).