Hardware Spec Index

Caldera PW-6493 Plus 850W 80 PLUS Bronze ATX 3.0 Power Supply

Power Supplies · Caldera · SKU PW6493-PLUS · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,265 (Power Supplies scale)
Category rank#15,646
Street price$69
Power850 W (rated)
Performance per dollar18.33
Released2023

Specifications

BrandCaldera
ModelCaldera PW-6493 Plus
Rated output850 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorATX
ModularitySemi-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
Teralux PW-6402 XT 750W 80 PLUS Gold ATX 3.0 Power Supply1,398$89Compare
Teralux PW-5694 Ultra 850W 80 PLUS Gold ATX 3.0 Power Supply1,678$119Compare
Novexa PW-4341 Max 1300W 80 PLUS Titanium ATX 3.1 Power Supply2,784$359Compare
Novexa PW-8288 Plus 1000W 80 PLUS Gold ATX 3.1 Power Supply1,867$179Compare
Caldera PW-8279 Ultra 550W 80 PLUS Bronze ATX 3.0 Power Supply966$49Compare
Novexa PW-6547 Pro 1200W 80 PLUS Titanium ATX Power Supply2,513$309Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6493 Plus 850W 80 PLUS Bronze ATX 3.0 Power Supply”, https://vextor7.com/item/21394891 (accessed 2026-10-19).