Hardware Spec Index

Novexa PW-3640 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Novexa · SKU PW3640-PRO · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index1,295 (Power Supplies scale)
Category rank#30,550
Street price$89
Power850 W (rated)
Performance per dollar14.55
Released2024

Specifications

BrandNovexa
ModelNovexa PW-3640 Pro
Rated output850 W continuous
Efficiency80 PLUS Gold (90% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin2×
Form factorATX
ModularityFully modular
Fan140 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
Vantrel PW-2600 Prime 650W 80 PLUS Gold ATX 3.0 Power Supply1,237$69Compare
Novexa PW-6343 Ti 1000W 80 PLUS Gold ATX Power Supply2,137$209Compare
Novexa PW-8773 SE 650W 80 PLUS Bronze ATX 3.0 Power Supply1,176$59Compare
Caldera PW-4734 XT 750W 80 PLUS Gold ATX 3.0 Power Supply1,464$99Compare
Novexa PW-7738 Ti 750W 80 PLUS Bronze SFX Power Supply1,435$79Compare
Vantrel PW-4891 Edge 1600W 80 PLUS Platinum ATX 3.0 Power Supply2,773$329Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-3640 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/766241 (accessed 2026-10-25).