Hardware Spec Index

Novexa PW-4645 Ultra 1300W 80 PLUS Titanium ATX Power Supply

Power Supplies · Novexa · SKU PW4645-ULTRA · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index2,386 (Power Supplies scale)
Category rank#35,132
Street price$319
Power1300 W (rated)
Performance per dollar7.48
Released2021

Specifications

BrandNovexa
ModelNovexa PW-4645 Ultra
Rated output1,300 W continuous
Efficiency80 PLUS Titanium (94% at 50% load, 115 V)
StandardATX 12V 2.53
GPU powerNone
PCIe 8-pin5×
Form factorATX
ModularityFully modular
Fan120 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 16 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty12 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Novexa PW-7221 Ti 650W 80 PLUS Bronze ATX Power Supply812$39Compare
Vantrel PW-3160 XT 550W 80 PLUS Bronze SFX Power Supply1,058$49Compare
Caldera PW-2526 Edge 850W 80 PLUS Gold ATX Power Supply1,679$129Compare
Vantrel PW-1335 Core 650W 80 PLUS Gold ATX Power Supply1,126$69Compare
Zephyra PW-2976 Ti 550W 80 PLUS Bronze ATX 3.0 Power Supply858$49Compare
Teralux PW-3509 Plus 750W 80 PLUS Gold ATX 3.0 Power Supply1,543$99Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Novexa PW-4645 Ultra 1300W 80 PLUS Titanium ATX Power Supply”, https://vextor7.com/item/43318163 (accessed 2026-10-19).