Hardware Spec Index

Caldera PW-5309 Ultra 1000W 80 PLUS Platinum ATX Power Supply

Power Supplies · Caldera · SKU PW5309-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index2,058 (Power Supplies scale)
Category rank#38,488
Street price$199
Power1000 W (rated)
Performance per dollar10.34
Released2021

Specifications

BrandCaldera
ModelCaldera PW-5309 Ultra
Rated output1,000 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-3484 Pro 650W 80 PLUS Gold ATX 3.0 Power Supply784$39Compare
Vantrel PW-5874 SE 1000W 80 PLUS Gold ATX 3.0 Power Supply2,163$209Compare
Novexa PW-9701 Pro 1600W 80 PLUS Titanium ATX Power Supply2,782$399Compare
Vantrel PW-7190 Plus 1200W 80 PLUS Titanium ATX Power Supply2,489$249Compare
Vantrel PW-7380 SE 850W 80 PLUS Gold ATX Power Supply1,367$89Compare
Vantrel PW-8743 Pro 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,565$319Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5309 Ultra 1000W 80 PLUS Platinum ATX Power Supply”, https://vextor7.com/item/85643127 (accessed 2026-10-19).