Hardware Spec Index

Vantrel PW-3121 Prime 650W 80 PLUS Gold ATX 3.1 Power Supply

Power Supplies · Vantrel · SKU PW3121-PRIME · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index1,055 (Power Supplies scale)
Category rank#11,781
Street price$49
Power650 W (rated)
Performance per dollar21.53
Released2026

Specifications

BrandVantrel
ModelVantrel PW-3121 Prime
Rated output650 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-pin1×
Form factorATX
ModularityFully modular
Fan140 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
Caldera PW-7202 Core 1300W 80 PLUS Titanium ATX Power Supply2,641$259Compare
Novexa PW-2539 Prime 850W 80 PLUS Platinum ATX 3.1 Power Supply1,840$149Compare
Novexa PW-1939 Prime 750W 80 PLUS Gold SFX Power Supply1,237$89Compare
Zephyra PW-9860 Plus 750W 80 PLUS Bronze ATX 3.0 Power Supply1,251$69Compare
Novexa PW-2566 Pro 850W 80 PLUS Gold ATX 3.1 Power Supply2,057$189Compare
Zephyra PW-2298 Ti 550W 80 PLUS Bronze ATX 3.0 Power Supply829$39Compare

All Power Supplies · JSON

Cite this page: Hardware Spec Index, “Vantrel PW-3121 Prime 650W 80 PLUS Gold ATX 3.1 Power Supply”, https://vextor7.com/item/4432906 (accessed 2026-10-21).