Power Supplies under $150

2 power supplies under $150 from MSI, Thermaltake, be quiet! and more. Prices run $55 to $74.

RosewillSpec score 7.8

750 Watts, Bronze, ATX, Semi-modular

−Bronze: 58 of the 65 here have a higher efficiency

$54.50-22%List: ~~$69.99~~

as of 11/04/2026 07:06 PST - Details

MSISpec score 7.7

650 Watts, Bronze, ATX, Semi-modular

+650W output suits mid-range gaming builds

+Semi-modular design for partially detachable cables

+Compact ATX design fits smaller cases

$74.99

as of 11/04/2026 00:18 PST - Details

Compare specs

power supply	Watts	Efficiency	Form	Modular	ATX version	Spec score	Price
	750	Bronze	ATX	Semi-modular	ATX 3.1	7.8	$54.50 as of 11/04/2026 07:06 PST - Details
	650	Bronze	ATX	Semi-modular		7.7	$74.99 as of 11/04/2026 00:18 PST - Details

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.