Hardware Spec Index

Caldera PW-6945 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW6945-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index2,004 (Power Supplies scale)
Category rank#12,899
Street price$179
Power1000 W (rated)
Performance per dollar11.20
Released2023

Specifications

BrandCaldera
ModelCaldera PW-6945 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 factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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
Teralux PW-1567 Ultra 750W 80 PLUS Gold ATX 3.1 Power Supply1,338$89Compare
Vantrel PW-4868 SE 850W 80 PLUS Gold ATX 3.1 Power Supply1,808$139Compare
Vantrel PW-5448 Ti 850W 80 PLUS Gold ATX 3.1 Power Supply1,762$119Compare
Vantrel PW-8565 Plus 1300W 80 PLUS Platinum ATX 3.0 Power Supply2,833$379Compare
Novexa PW-6244 Max 750W 80 PLUS Gold SFX Power Supply1,173$59Compare
Caldera PW-7338 XT 1200W 80 PLUS Titanium ATX 3.1 Power Supply2,436$269Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6945 Ultra 1000W 80 PLUS Gold ATX 3.0 Power Supply”, https://vextor7.com/item/42320804 (accessed 2026-10-20).