Hardware Spec Index

Caldera PW-5815 Prime 1200W 80 PLUS Platinum ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW5815-PRIME · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index2,055 (Power Supplies scale)
Category rank#17,253
Street price$179
Power1200 W (rated)
Performance per dollar11.48
Released2025

Specifications

BrandCaldera
ModelCaldera PW-5815 Prime
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
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty10 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Caldera PW-1011 Pro 650W 80 PLUS Gold ATX 3.0 Power Supply863$39Compare
Vantrel PW-3291 Plus 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,134$209Compare
Zephyra PW-2516 Edge 1200W 80 PLUS Gold ATX Power Supply2,433$249Compare
Vantrel PW-8190 Ultra 650W 80 PLUS Gold ATX Power Supply1,145$59Compare
Novexa PW-7498 Core 550W 80 PLUS Bronze ATX Power Supply946$39Compare
Caldera PW-7126 XT 850W 80 PLUS Platinum ATX 3.0 Power Supply2,082$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5815 Prime 1200W 80 PLUS Platinum ATX 3.1 Power Supply”, https://vextor7.com/item/4774136 (accessed 2026-10-20).