Hardware Spec Index

Caldera PW-1640 Ti 750W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW1640-TI · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index1,242 (Power Supplies scale)
Category rank#35,060
Street price$69
Power750 W (rated)
Performance per dollar18.00
Released2026

Specifications

BrandCaldera
ModelCaldera PW-1640 Ti
Rated output750 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularitySemi-modular
Fan135 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-7372 SE 1000W 80 PLUS Platinum ATX 3.1 Power Supply1,754$139Compare
Zephyra PW-8645 Plus 1200W 80 PLUS Gold ATX 3.0 Power Supply2,113$199Compare
Zephyra PW-4204 Ti 1300W 80 PLUS Gold ATX 3.1 Power Supply2,579$279Compare
Vantrel PW-5593 Max 550W 80 PLUS Gold ATX 3.1 Power Supply774$39Compare
Zephyra PW-5852 Ultra 750W 80 PLUS Gold ATX Power Supply1,349$79Compare
Novexa PW-4979 Prime 850W 80 PLUS Platinum ATX 3.1 Power Supply2,056$179Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-1640 Ti 750W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/6283478 (accessed 2026-10-23).