Hardware Spec Index

Zephyra PW-6408 Pro 850W 80 PLUS Platinum SFX Power Supply

Power Supplies · Zephyra · SKU PW6408-PRO · Released 2023 · Updated 2026-10-26

Key facts

Benchmark index2,048 (Power Supplies scale)
Category rank#319
Street price$179
Power850 W (rated)
Performance per dollar11.44
Released2023

Specifications

BrandZephyra
ModelZephyra PW-6408 Pro
Rated output850 W continuous
Efficiency80 PLUS Platinum (92% at 50% load, 115 V)
StandardATX 3.0 / PCIe CEM 5.0
GPU power1× 12VHPWR (600 W)
PCIe 8-pin2×
Form factorSFX-L
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 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
Novexa PW-2752 Ti 1600W 80 PLUS Titanium ATX Power Supply2,853$359Compare
Caldera PW-1065 Pro 750W 80 PLUS Gold ATX 3.0 Power Supply1,168$59Compare
Caldera PW-3276 Pro 750W 80 PLUS Gold ATX 3.1 Power Supply1,635$119Compare
Novexa PW-5461 XT 850W 80 PLUS Gold ATX 3.1 Power Supply1,432$89Compare
Zephyra PW-6515 XT 1200W 80 PLUS Platinum ATX Power Supply2,391$229Compare
Caldera PW-3316 Max 850W 80 PLUS Gold ATX Power Supply1,538$89Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Zephyra PW-6408 Pro 850W 80 PLUS Platinum SFX Power Supply”, https://vextor7.com/item/7081832 (accessed 2026-10-26).