Hardware Spec Index

Caldera PW-6570 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Caldera · SKU PW6570-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index916 (Power Supplies scale)
Category rank#19,100
Street price$49
Power550 W (rated)
Performance per dollar18.69
Released2025

Specifications

BrandCaldera
ModelCaldera PW-6570 Ultra
Rated output550 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-pin1×
Form factorATX
ModularityNon-modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

80 PLUS Efficiency Ratings ExplainedATX 3.1 Power Supplies and the 12V-2x6 Connector

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-4806 Max 850W 80 PLUS Gold ATX Power Supply1,664$119Compare
Zephyra PW-5212 XT 850W 80 PLUS Gold ATX Power Supply1,624$109Compare
Vantrel PW-8681 Pro 1000W 80 PLUS Platinum SFX Power Supply1,902$149Compare
Vantrel PW-5430 Plus 1000W 80 PLUS Platinum ATX 3.1 Power Supply2,541$249Compare
Vantrel PW-7334 Prime 1000W 80 PLUS Titanium ATX 3.1 Power Supply2,503$279Compare
Caldera PW-9433 Edge 1600W 80 PLUS Titanium ATX Power Supply2,807$359Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-6570 Ultra 550W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/20104453 (accessed 2026-10-21).