Hardware Spec Index

Caldera PW-1645 Plus 750W 80 PLUS Gold SFX Power Supply

Power Supplies · Caldera · SKU PW1645-PLUS · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index1,422 (Power Supplies scale)
Category rank#34,864
Street price$79
Power750 W (rated)
Performance per dollar18.00
Released2019

Specifications

BrandCaldera
ModelCaldera PW-1645 Plus
Rated output750 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 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
Vantrel PW-6377 Ultra 1600W 80 PLUS Titanium ATX Power Supply2,575$269Compare
Vantrel PW-9912 Prime 650W 80 PLUS Bronze ATX 3.0 Power Supply697$39Compare
Caldera PW-8610 SE 1000W 80 PLUS Gold ATX 3.1 Power Supply2,255$239Compare
Caldera PW-6669 Ti 1200W 80 PLUS Gold ATX 3.1 Power Supply2,290$209Compare
Novexa PW-8840 Core 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,931$209Compare
Vantrel PW-9939 Core 850W 80 PLUS Gold ATX Power Supply1,852$159Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1645 Plus 750W 80 PLUS Gold SFX Power Supply”, https://vextor7.com/item/25759339 (accessed 2026-10-19).