Hardware Spec Index

Caldera PW-5646 Prime 1000W 80 PLUS Titanium SFX Power Supply

Power Supplies · Caldera · SKU PW5646-PRIME · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index2,473 (Power Supplies scale)
Category rank#8,780
Street price$269
Power1000 W (rated)
Performance per dollar9.19
Released2023

Specifications

BrandCaldera
ModelCaldera PW-5646 Prime
Rated output1,000 W continuous
Efficiency80 PLUS Titanium (94% 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
Novexa PW-8926 Ti 550W 80 PLUS Gold ATX Power Supply760$39Compare
Vantrel PW-7544 Edge 750W 80 PLUS Gold ATX Power Supply1,569$99Compare
Teralux PW-7665 SE 650W 80 PLUS Bronze ATX 3.1 Power Supply1,040$49Compare
Zephyra PW-1722 Max 750W 80 PLUS Gold SFX Power Supply1,294$79Compare
Novexa PW-7067 Ultra 850W 80 PLUS Gold SFX Power Supply1,930$159Compare
Vantrel PW-3361 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,843$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-5646 Prime 1000W 80 PLUS Titanium SFX Power Supply”, https://vextor7.com/item/9699241 (accessed 2026-10-26).