Hardware Spec Index

Vantrel PW-1991 Core 650W 80 PLUS Bronze ATX 3.1 Power Supply

Power Supplies · Vantrel · SKU PW1991-CORE · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index776 (Power Supplies scale)
Category rank#1,643
Street price$39
Power650 W (rated)
Performance per dollar19.90
Released2024

Specifications

BrandVantrel
ModelVantrel PW-1991 Core
Rated output650 W continuous
Efficiency80 PLUS Bronze (85% at 50% load, 115 V)
StandardATX 3.1 / PCIe CEM 5.1
GPU power1× 12V-2x6 (600 W)
PCIe 8-pin1×
Form factorATX
ModularityNon-modular
Fan140 mm fluid dynamic bearing, zero-RPM mode
Hold-up time≥ 17 ms
ProtectionsOCP, OVP, UVP, OPP, OTP, SCP
Warranty5 years

Related guides

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

Similar Power Supplies

ModelBenchmarkPriceCompare
Vantrel PW-4000 XT 1000W 80 PLUS Gold SFX Power Supply1,781$149Compare
Vantrel PW-1559 Ultra 750W 80 PLUS Gold ATX 3.0 Power Supply1,160$59Compare
Caldera PW-7966 Ultra 1600W 80 PLUS Titanium ATX Power Supply2,822$369Compare
Caldera PW-7644 Core 1300W 80 PLUS Gold ATX 3.1 Power Supply2,352$249Compare
Vantrel PW-3845 XT 1600W 80 PLUS Platinum ATX Power Supply2,517$279Compare
Novexa PW-9720 XT 550W 80 PLUS Gold ATX 3.0 Power Supply897$49Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Vantrel PW-1991 Core 650W 80 PLUS Bronze ATX 3.1 Power Supply”, https://vextor7.com/item/31589883 (accessed 2026-10-26).