Hardware Spec Index

Zephyra PW-8658 XT 850W 80 PLUS Gold ATX Power Supply

Power Supplies · Zephyra · SKU PW8658-XT · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index1,689 (Power Supplies scale)
Category rank#49,869
Street price$139
Power850 W (rated)
Performance per dollar12.15
Released2020

Specifications

BrandZephyra
ModelZephyra PW-8658 XT
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin3×
Form factorATX
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
Caldera PW-8515 XT 850W 80 PLUS Gold ATX Power Supply1,688$129Compare
Zephyra PW-9876 Pro 1200W 80 PLUS Platinum ATX 3.1 Power Supply2,669$329Compare
Vantrel PW-3881 Edge 750W 80 PLUS Gold SFX Power Supply1,092$59Compare
Caldera PW-2087 Core 750W 80 PLUS Gold ATX 3.1 Power Supply1,591$109Compare
Caldera PW-1504 XT 1200W 80 PLUS Titanium ATX 3.0 Power Supply2,723$309Compare
Caldera PW-5636 Core 1300W 80 PLUS Titanium ATX Power Supply2,764$329Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-8658 XT 850W 80 PLUS Gold ATX Power Supply”, https://vextor7.com/item/11986142 (accessed 2026-10-21).