1000 Watts, Platinum, ATX, Fully modular
Power Supplies under $75
18 power supplies under $75 from Rosewill, MSI, Thermaltake and more. Most cost $40 to $74, and half cost less than $50.
Top brands: MSI (4)
Spec score 9.5
+1000W output for high-power gaming systems
+Fully modular cable-less design
+16-pin GPU connector for newer graphics cards
$69.08-65%List: $199.99
as of 11/04/2026 00:38 PST - DetailsProduct details
Phanteks (PH-P1000PR_BK01C) Revolt 1000W 80PLUS Platinum, ATX 3.0, PCIe 5.0, Fully Modular, Cable-Less, Power Supply
$69.08as of 11/04/2026 00:38 PST - Details
View on AmazonSpec score9.5
Pros
+1000W output for high-power gaming systems
+Fully modular cable-less design
+16-pin GPU connector for newer graphics cards
Compared with the 18 Power Supplies on this page+Platinum: the highest efficiency of the 15 here
+1000 watts: the most watts of the 19 here
+Fully modular: only 6 of 19 here have one
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
Spec score 8.2
650 Watts, Gold, ATX, Non-modular
+650W output in a standard ATX form factor
+80 PLUS Gold efficiency certification
+Low noise operation
−Non-modular design means cables cannot be removed
$42.74-39%List: $69.99
as of 11/04/2026 00:18 PST - DetailsProduct details
MSI MAG A650GN II Gaming Power Supply - 80 Plus Gold - 650W - Non-Modular - Low Noise ATX PSU
$42.74as of 11/04/2026 00:18 PST - Details
View on AmazonSpec score8.2
Pros
+650W output in a standard ATX form factor
+80 PLUS Gold efficiency certification
+Low noise operation
+Non-modular design with fixed cables
Cons−Non-modular design means cables cannot be removed
Compared with the 18 Power Supplies on this page+Gold: only 1 of 15 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
Spec score 8.3
750 Watts, Gold, ATX, ATX 3.1
+Gold: only 1 of 15 here have a higher efficiency
+750 watts: only 3 of 19 here have more watts
$74.99-25%List: $99.99
as of 11/04/2026 08:06 PST - DetailsProduct details
Thermaltake Toughpower GT 750W ATX 3.1 Standard Power Supply; 80 Plus Gold Efficiency; Smart Zero Fan; Native 300W PCIe
$74.99as of 11/04/2026 08:06 PST - Details
View on AmazonSpec score8.3
Compared with the 18 Power Supplies on this pagePros
+Gold: only 1 of 15 here have a higher efficiency
+750 watts: only 3 of 19 here have more watts
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
550 Watts, Non-modular
+550W output for mid-range builds
+Active PFC design for power factor correction
+Low-noise design for quieter operation
−Non-modular design means all cables are fixed
$35.98-22%List: $45.99
as of 11/04/2026 07:06 PST - DetailsProduct details
Rosewill VNW 550W 80+ White Certified, Non-Modular Active PFC Design, Low-Noise Power Supply, Electrolytic Capacitor,
$35.98as of 11/04/2026 07:06 PST - Details
View on AmazonPros
+550W output for mid-range builds
+Active PFC design for power factor correction
+Low-noise design for quieter operation
Cons−Non-modular design means all cables are fixed
Compared with the 18 Power Supplies on this page−550 watts: 15 of the 19 here have more watts
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
Spec score 9.2
850 Watts, Gold, ATX, Fully modular
+850 watts: only 1 of 19 here have more watts
+Gold: only 1 of 15 here have a higher efficiency
$74.95-17%List: $89.99
as of 11/04/2026 07:06 PST - DetailsProduct details
Rosewill VMG 850W 80+ Gold, ATX 3.0 & 3.1 Compatible, Full Modular Low-Noise Power Supply, PCIe 5.1 12V-2x6 Connector,
$74.95as of 11/04/2026 07:06 PST - Details
View on AmazonSpec score9.2
Compared with the 18 Power Supplies on this pagePros
+850 watts: only 1 of 19 here have more watts
+Gold: only 1 of 15 here have a higher efficiency
+Fully modular: only 6 of 19 here have one
How pros and cons are picked (About: Disclaimer)Other stores (1)
Best BuyVisit store
About this product
Spec score 7.8
650 Watts, Bronze, ATX, Semi-modular
−Bronze: 10 of the 15 here have a higher efficiency
$49.96-17%List: $59.99
as of 11/04/2026 07:06 PST - DetailsProduct details
Rosewill VSB 650W 80+ Bronze, ATX 3.0 & 3.1 Compatible, Semi-Modular Power Supply, PCIe 5.1 12V-2x6 Connector,
$49.96as of 11/04/2026 07:06 PST - Details
View on AmazonSpec score7.8
Compared with the 18 Power Supplies on this pageCons
−Bronze: 10 of the 15 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
Spec score 8.1
600 Watts, Gold, ATX, Non-modular
+600W continuous output in a standard ATX form factor
+Supports SLI and Crossfire configurations
+Built to ATX 12V V2.4 and EPS V2.92 standards
−Non-modular design means all cables are permanently attached
$59.99-14%List: $69.99
as of 11/04/2026 08:06 PST - DetailsProduct details
Thermaltake Toughpower GX2 80+ Gold 600W SLI/Crossfire Ready Continuous Power ATX 12V V2.4/EPS V2.92 Non Modular Power
$59.99as of 11/04/2026 08:06 PST - Details
View on AmazonSpec score8.1
Pros
+600W continuous output in a standard ATX form factor
+Supports SLI and Crossfire configurations
+Built to ATX 12V V2.4 and EPS V2.92 standards
Cons−Non-modular design means all cables are permanently attached
Compared with the 18 Power Supplies on this page+Gold: only 1 of 15 here have a higher efficiency
−600 watts: 14 of the 19 here have more watts
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
500 Watts, ATX
+500W output for mid-range builds
+ATX form factor fits standard cases
+120mm fan for cooling
$39.99-11%List: $44.99
as of 11/04/2026 08:06 PST - DetailsProduct details
Thermaltake Smart 500W 80+ White Certified PSU, Continuous Power with 120mm Ultra Quiet Cooling Fan, ATX 12V V2.3/EPS
$39.99as of 11/04/2026 08:06 PST - Details
View on AmazonPros
+500W output for mid-range builds
+ATX form factor fits standard cases
+120mm fan for cooling
Compared with the 18 Power Supplies on this page−500 watts: 16 of the 19 here have more watts
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
Spec score 8.2
650 Watts, Gold, ATX, Non-modular
+650W output for mid-range builds
+ATX 3.1 compatible for current PC standards
+Includes a 16-pin PCIe 5.1 GPU connector
−Non-modular design means all cables are fixed
$47.97-20%List: $59.99
as of 11/04/2026 07:06 PST - DetailsProduct details
Rosewill VNG 650W 80+ Gold Certified, ATX 3.0 & 3.1 Compatible, Non-Modular, Low-Noise Power Supply, 450W PCIe 5.1
$47.97as of 11/04/2026 07:06 PST - Details
View on AmazonSpec score8.2
Pros
+650W output for mid-range builds
+ATX 3.1 compatible for current PC standards
+Includes a 16-pin PCIe 5.1 GPU connector
+Low-noise design for quieter operation
Cons−Non-modular design means all cables are fixed
Compared with the 18 Power Supplies on this page+Gold: only 1 of 15 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)Other stores (1)
Best BuyVisit store
About this product
Spec score 9.1
750 Watts, Gold, ATX, Fully modular
+Gold: only 1 of 15 here have a higher efficiency
+750 watts: only 3 of 19 here have more watts
$72.90-9%List: $79.90
as of 11/04/2026 00:16 PST - DetailsProduct details
MONTECH Century II 750W ATX 3.1 Fully Modular 80 Plus Gold Power Supply | PCIe 5.1, Native 12V-2x6 Cable, Compact 140mm
$72.90as of 11/04/2026 00:16 PST - Details
View on AmazonSpec score9.1
Compared with the 18 Power Supplies on this pagePros
+Gold: only 1 of 15 here have a higher efficiency
+750 watts: only 3 of 19 here have more watts
+Fully modular: only 6 of 19 here have one
How pros and cons are picked (About: Disclaimer)Other stores (1)
Best BuyVisit store
About this product
Spec score 7.8
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 - DetailsProduct details
MSI MAG A650BN, Non-Modular Compact 650W Power Supply, 80+ Bronze, Low-Noise Fan, Active PFC Design, 5 Year Warranty
$61.99as of 11/04/2026 00:18 PST - Details
View on AmazonSpec score7.8
Pros
+650W output suits mid-range gaming builds
+Compact design fits smaller cases
+Low-noise fan for quieter operation
+Active PFC design for stable power factor
Cons−Non-modular design means all cables stay attached
Compared with the 18 Power Supplies on this page−Bronze: 10 of the 15 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 7.8
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 - DetailsProduct details
MSI MAG A650BE, Semi-Modular Compact 650W ATX Power Supply, 80+ Bronze, Low-Noise Fan, Active PFC Design, 5 Year
$74.99as of 11/04/2026 00:18 PST - Details
View on AmazonSpec score7.8
Pros
+650W output suits mid-range gaming builds
+Semi-modular design for partially detachable cables
+Compact ATX design fits smaller cases
+Low-noise fan for quieter operation
+Active PFC design for stable power factor
Compared with the 18 Power Supplies on this page−Bronze: 10 of the 15 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
Spec 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 - DetailsProduct details
MSI MAG GN65A Gaming Power Supply - 80 Plus Gold - ATX 3.1 Ready - 650W - Non-Modular - Active PFC - Low Noise ATX PSU
$59.99as of 11/04/2026 00:18 PST - Details
View on AmazonSpec score8.2
Pros
+650W output suits mid-range builds
+ATX 3.1 standard for current PC builds
+Active PFC listed
Cons−Non-modular cabling leaves all cables permanently attached
Compared with the 18 Power Supplies on this page+Gold: only 1 of 15 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 7.8
650 Watts, Bronze, ATX, ATX 3.1
+650W output suits mid-range builds
+80 Plus Bronze certified efficiency
+ATX 3.1 ready for newer hardware
−Not fully modular, so cable management is more limited
$44.99
as of 11/04/2026 12:09 PST - DetailsProduct details
ASRock PRO-650B Power Supply - 650W 80 Plus Bronze Certified, ATX 3.1 Ready, 120mm Fan, Full Protection Circuit, 3-Year
$44.99as of 11/04/2026 12:09 PST - Details
View on AmazonSpec score7.8
Pros
+650W output suits mid-range builds
+80 Plus Bronze certified efficiency
+ATX 3.1 ready for newer hardware
+Listed with a 3-year warranty
Cons−Not fully modular, so cable management is more limited
Compared with the 18 Power Supplies on this page−Bronze: 10 of the 15 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 7.8
650 Watts, Bronze, ATX, Non-modular
+650W output in a standard ATX form factor
+80 PLUS Bronze efficiency certification
+Non-modular design with fixed cables
−Non-modular design means cables cannot be removed
$39.96
as of 11/03/2026 22:54 PST - DetailsProduct details
Evounic Power Supply 650W,ATX PSU,80 PLUS Bronze Certified, 5 Year Warranty | Non-Modular Design with 120mm
$39.96as of 11/03/2026 22:54 PST - Details
View on AmazonSpec score7.8
Pros
+650W output in a standard ATX form factor
+80 PLUS Bronze efficiency certification
+Non-modular design with fixed cables
+Includes a 120mm fan
+Five year warranty coverage
Cons−Non-modular design means cables cannot be removed
Compared with the 18 Power Supplies on this page−Bronze: 10 of the 15 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
650 Watts, ATX, Non-modular
+650 watts for mid-range builds
+Includes 120mm fan for cooling
+Switchable 115/230 voltage input
−Non-modular cabling leaves unused cables inside the case
$34.96
as of 11/03/2026 22:52 PST - DetailsProduct details
ESGAMING 650W Non Modular Power Supply with Low-Noise 120mm Fan ATX PSU, 115/230 Voltage Switch PFC Protection
$34.96as of 11/03/2026 22:52 PST - Details
View on AmazonPros
+650 watts for mid-range builds
+Includes 120mm fan for cooling
+Switchable 115/230 voltage input
+ATX form factor fits standard cases
Cons−Non-modular cabling leaves unused cables inside the case
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.9
500 Watts, Gold, Fully modular
+Delivers 500 watts in an ITX, 1U and Flex ATX form factor
+Fully modular cables reduce clutter in small cases
+Supports 90-264V input range with APFC
$49.98
as of 11/03/2026 22:52 PST - DetailsProduct details
ESGAMING Fully Modular 80 Plus Gold ITX 500W Power Supply, APFC 90-264V | 80 Plus Gold, ITX/1U/Flex ATX Form Factor,
$49.98as of 11/03/2026 22:52 PST - Details
View on AmazonSpec score8.9
Pros
+Delivers 500 watts in an ITX, 1U and Flex ATX form factor
+Fully modular cables reduce clutter in small cases
+Supports 90-264V input range with APFC
Compared with the 18 Power Supplies on this page+Gold: only 1 of 15 here have a higher efficiency
+Fully modular: only 6 of 19 here have one
−500 watts: 16 of the 19 here have more watts
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.9
500 Watts, Fully modular
+500W output for Mini ITX and Flex ATX builds
+Fully modular design reduces cable clutter
+1U form factor for compact systems
$49.99
as of 11/04/2026 07:06 PST - DetailsProduct details
Rosewill VIT 500W, Mini ITX/Flex ATX / 1U Fully Modular Power Supply, Full Range Active PFC 90-264V, 40mm Two Ball Fan,
$49.99as of 11/04/2026 07:06 PST - Details
View on AmazonSpec score8.9
Pros
+500W output for Mini ITX and Flex ATX builds
+Fully modular design reduces cable clutter
+1U form factor for compact systems
+Full range active PFC accepts 90-264V input
+40mm two ball fan for cooling
Compared with the 18 Power Supplies on this page+Fully modular: only 6 of 19 here have one
−500 watts: 16 of the 19 here have more watts
How pros and cons are picked (About: Disclaimer)About this product
Compare specs
| power supply | Watts | Efficiency | Form | Modular | Spec score | Price |
|---|---|---|---|---|---|---|
| 1000 | Platinum | ATX | Fully modular | 9.5 | $69.08 as of 11/04/2026 00:38 PST - Details | |
| 650 | Gold | ATX | Non-modular | 8.2 | $42.74 as of 11/04/2026 00:18 PST - Details | |
| 750 | Gold | ATX | 8.3 | $74.99 as of 11/04/2026 08:06 PST - Details | ||
| 550 | Non-modular | n/a | $35.98 as of 11/04/2026 07:06 PST - Details | |||
| 850 | Gold | ATX | Fully modular | 9.2 | $74.95 as of 11/04/2026 07:06 PST - Details | |
| 650 | Bronze | ATX | Semi-modular | 7.8 | $49.96 as of 11/04/2026 07:06 PST - Details | |
| 600 | Gold | ATX | Non-modular | 8.1 | $59.99 as of 11/04/2026 08:06 PST - Details | |
| 500 | ATX | n/a | $39.99 as of 11/04/2026 08:06 PST - Details | |||
| 650 | Gold | ATX | Non-modular | 8.2 | $47.97 as of 11/04/2026 07:06 PST - Details | |
| 750 | Gold | ATX | Fully modular | 9.1 | $72.90 as of 11/04/2026 00:16 PST - Details |

















