Hardware Spec Index

Caldera PW-1077 Ultra 1000W 80 PLUS Gold SFX Power Supply

Power Supplies · Caldera · SKU PW1077-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index2,421 (Power Supplies scale)
Category rank#16,947
Street price$279
Power1000 W (rated)
Performance per dollar8.68
Released2022

Specifications

BrandCaldera
ModelCaldera PW-1077 Ultra
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin3×
Form factorSFX-L
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-9296 Plus 1000W 80 PLUS Gold ATX Power Supply2,071$169Compare
Zephyra PW-7971 Pro 1300W 80 PLUS Titanium ATX 3.0 Power Supply2,379$299Compare
Novexa PW-4323 Plus 650W 80 PLUS Gold SFX Power Supply1,058$49Compare
Novexa PW-3267 Ultra 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,980$379Compare
Caldera PW-7813 XT 650W 80 PLUS Gold ATX 3.1 Power Supply783$39Compare
Teralux PW-2101 Prime 1000W 80 PLUS Gold ATX Power Supply1,869$149Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1077 Ultra 1000W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/24671057 (accessed 2026-10-19).