Power Supplies under $150

3 power supplies under $150 from MSI, Thermaltake, be quiet! and more. Prices run $60 to $74.

MSISpec score 7.7

650 Watts, Bronze, Non-modular

+650W output suits mid-range gaming builds

+Compact design fits smaller cases

+Low-noise fan for quieter operation

−Non-modular design means all cables stay attached

$61.99-5%List: ~~$64.99~~

as of 11/04/2026 00:18 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

MSISpec score 8.2

650 Watts, Gold, ATX, Non-modular

+650W output suits mid-range builds

+ATX 3.1 standard for current PC builds

+Active PFC listed

−Non-modular cabling leaves all cables permanently attached

$59.99

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

Compare specs

Watts	Efficiency	Form	Modular	ATX version	Spec score	Price
650	Bronze		Non-modular		7.7	$61.99 as of 11/04/2026 00:18 PST - Details
650	Bronze	ATX	Semi-modular		7.7	$74.99 as of 11/04/2026 00:18 PST - Details
650	Gold	ATX	Non-modular	ATX 3.1	8.2	$59.99 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.