Hardware Spec Index

Caldera PW-8859 Edge 1000W 80 PLUS Gold ATX Power Supply

Power Supplies · Caldera · SKU PW8859-EDGE · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index1,704 (Power Supplies scale)
Category rank#34,542
Street price$119
Power1000 W (rated)
Performance per dollar14.32
Released2020

Specifications

BrandCaldera
ModelCaldera PW-8859 Edge
Rated output1,000 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin4×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty7 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Zephyra PW-3879 Core 650W 80 PLUS Gold ATX 3.1 Power Supply1,439$79Compare
Zephyra PW-2133 Max 850W 80 PLUS Gold SFX Power Supply1,647$109Compare
Teralux PW-6676 Core 850W 80 PLUS Gold ATX 3.1 Power Supply1,798$169Compare
Novexa PW-7190 Ultra 850W 80 PLUS Bronze ATX 3.0 Power Supply1,385$79Compare
Novexa PW-7170 Plus 850W 80 PLUS Platinum ATX Power Supply1,972$189Compare
Novexa PW-2258 Ultra 650W 80 PLUS Gold ATX 3.1 Power Supply1,317$69Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Caldera PW-8859 Edge 1000W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/8058482 (accessed 2026-10-21).