Hardware Spec Index

Caldera PW-6445 Max 1000W 80 PLUS Titanium ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW6445-MAX · Released 2026 · Updated 2026-10-22

Key facts

Benchmark index2,196 (Power Supplies scale)
Category rank#8,676
Street price$209
Power1000 W (rated)
Performance per dollar10.51
Released2026

Specifications

BrandCaldera
ModelCaldera PW-6445 Max
Rated output1,000 W continuous
Efficiency80 PLUS Titanium (94% 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
Zephyra PW-8638 Plus 1000W 80 PLUS Platinum ATX Power Supply1,823$149Compare
Caldera PW-8532 Ti 1300W 80 PLUS Gold ATX 3.1 Power Supply2,377$279Compare
Caldera PW-1504 Pro 1000W 80 PLUS Gold ATX Power Supply2,049$179Compare
Zephyra PW-6122 XT 850W 80 PLUS Gold ATX Power Supply1,656$139Compare
Novexa PW-2070 Pro 650W 80 PLUS Gold SFX Power Supply1,315$79Compare
Novexa PW-2741 Edge 550W 80 PLUS Gold ATX Power Supply791$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6445 Max 1000W 80 PLUS Titanium ATX 3.1 Power Supply”, https://vextor7.com/item/21582184 (accessed 2026-10-22).