650 Watts, Gold, ATX, Non-modular
Power Supplies under $100
16 power supplies under $100 from Rosewill, Thermaltake, MSI and more. Most cost $50 to $95, and half cost less than $80.
Spec score 8.2
+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 16 Power Supplies on this page+Gold: only 2 of 26 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)Other stores (1)
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Spec score 8.3
750 Watts, Gold, ATX, ATX 3.1
+Gold: only 2 of 26 here have a higher efficiency
+750 watts: 17 of the 31 here have fewer 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 16 Power Supplies on this pagePros
+Gold: only 2 of 26 here have a higher efficiency
+750 watts: 17 of the 31 here have fewer watts
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
Spec score 9.1
750 Watts, Gold, ATX, Fully modular
+750W output suits mid-range to high-end builds
+Fully modular cabling reduces loose cables
+16-pin GPU connector included
$89.99-18%List: $109.99
as of 11/04/2026 00:18 PST - DetailsProduct details
MSI MAG A750GL PCIE5, Fully Modular Compact Gaming 750W Power Supply, 80+ Gold, ATX 3.1 & PCIe 5.1 Ready, Native
$89.99as of 11/04/2026 00:18 PST - Details
View on AmazonSpec score9.1
Pros
+750W output suits mid-range to high-end builds
+Fully modular cabling reduces loose cables
+16-pin GPU connector included
+ATX 3.1 standard for current PC builds
Compared with the 16 Power Supplies on this page+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
+750 watts: 17 of the 31 here have fewer watts
How pros and cons are picked (About: Disclaimer)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 16 Power Supplies on this page+Gold: only 2 of 26 here have a higher efficiency
−600 watts: 23 of the 31 here have more watts
How pros and cons are picked (About: Disclaimer)Other stores (1)
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About this product
Spec score 9.3
1000 Watts, Gold, ATX, Fully modular
+1000W output for high-end multi-GPU builds
+Fully modular cable design
+Includes 16-pin PCIe 5.1 12V-2x6 connector
$94.99-14%List: $109.99
as of 11/04/2026 07:06 PST - DetailsProduct details
Rosewill VMG 1000W 80+ Gold, ATX 3.0 & 3.1 Compatible, Full Modular Low-Noise Power Supply, PCIe 5.1 12V-2x6 Connector,
$94.99as of 11/04/2026 07:06 PST - Details
View on AmazonSpec score9.3
Pros
+1000W output for high-end multi-GPU builds
+Fully modular cable design
+Includes 16-pin PCIe 5.1 12V-2x6 connector
+ATX 3.1 compatible
Compared with the 16 Power Supplies on this page+1000 watts: the most watts of the 31 here
+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 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 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 16 Power Supplies on this page+Gold: only 2 of 26 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 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
$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 16 Power Supplies on this pagePros
+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
+750 watts: 17 of the 31 here have fewer 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, Fully modular, ATX 3.1
+850W output for high-end graphics cards
+Fully modular cable design
+ATX 3.1 compatible design
$89.99-25%List: $119.99
as of 11/04/2026 09:06 PST - DetailsProduct details
XPG by ADATA, ATX3.1 & PCIe5.1 850W 80+ Gold Power Supply w/ 600W Connector | Fully Modular Cybenetics Gold PSU for
$89.99as of 11/04/2026 09:06 PST - Details
View on AmazonSpec score9.2
Pros
+850W output for high-end graphics cards
+Fully modular cable design
+ATX 3.1 compatible design
+16-pin GPU connector included
Compared with the 16 Power Supplies on this page+850 watts: only 2 of 31 here have more watts
+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.3
850 Watts, Gold, ATX, Non-modular
+850W output for mid-to-high power builds
+ATX 3.1 standard with PCIe 5.1 support
+16-pin connector for modern graphics cards
−Non-modular cabling leaves all cables permanently attached
$79.99
as of 11/04/2026 00:48 PST - DetailsProduct details
RAIJINTEK CRATOS LITE 850W Black, 80 Plus Gold, ATX 3.1, Non-Modular Power Supply, PCIe 5.1 Ready, 120mm Smart Fan,
$79.99as of 11/04/2026 00:48 PST - Details
View on AmazonSpec score8.3
Pros
+850W output for mid-to-high power builds
+ATX 3.1 standard with PCIe 5.1 support
+16-pin connector for modern graphics cards
+120mm fan included
Cons−Non-modular cabling leaves all cables permanently attached
Compared with the 16 Power Supplies on this page+850 watts: only 2 of 31 here have more watts
+Gold: only 2 of 26 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.2
850 Watts, Gold, ATX, Fully modular
+Fully modular cabling for cleaner builds
+Includes 16-pin GPU connector for modern graphics cards
+ATX 3.1 standard for current PC builds
$95.49
as of 11/04/2026 14:08 PST - DetailsProduct details
ENERMAX Revolution III 850 - Fully Modular PC Power Supply - 850 Watts - 80 Plus Gold - 600W 12V-2x6 Connector - 100%
$95.49as of 11/04/2026 14:08 PST - Details
View on AmazonSpec score9.2
Pros
+Fully modular cabling for cleaner builds
+Includes 16-pin GPU connector for modern graphics cards
+ATX 3.1 standard for current PC builds
Compared with the 16 Power Supplies on this page+850 watts: only 2 of 31 here have more watts
+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
How pros and cons are picked (About: Disclaimer)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 16 Power Supplies on this page+Gold: only 2 of 26 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.2
850 Watts, Gold, ATX, Fully modular
+Fully modular design reduces loose cables inside the case
+850W output for mid to high-end builds
+ATX form factor fits standard PC cases
$89.99
as of 11/04/2026 15:07 PST - DetailsProduct details
GIGABYTE 850W PSU - 80 Plus Gold Certified - Fully Modular Power Supply (GP-UD850GM-A)
$89.99as of 11/04/2026 15:07 PST - Details
View on AmazonSpec score9.2
Pros
+Fully modular design reduces loose cables inside the case
+850W output for mid to high-end builds
+ATX form factor fits standard PC cases
Compared with the 16 Power Supplies on this page+850 watts: only 2 of 31 here have more watts
+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.2
850 Watts, Gold, ATX, Fully modular
+850W output for high-power gaming and workstation builds
+Fully modular cable design
+Includes 16-pin PCIe 5.0 12V-2x6 connector
$98.90
as of 11/04/2026 07:06 PST - DetailsProduct details
Rosewill CMG5 850W, ATX 3.0 & 3.1 Compatible, 80+ Gold Full Modular Power Supply, PCIe 5.0 600W 12V-2x6 Connector, 100%
$98.90as of 11/04/2026 07:06 PST - Details
View on AmazonSpec score9.2
Pros
+850W output for high-power gaming and workstation builds
+Fully modular cable design
+Includes 16-pin PCIe 5.0 12V-2x6 connector
+ATX 3.1 compatible
Compared with the 16 Power Supplies on this page+850 watts: only 2 of 31 here have more watts
+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.1
750 Watts, Gold, ATX, Fully modular
+750W output suits high-performance mid-range builds
+Fully modular cables reduce clutter inside the case
+Includes a 16-pin GPU connector
$79.99
as of 11/04/2026 15:06 PST - DetailsProduct details
GAMEMAX 750W Fully Modular ARGB Power Supply, ATX3.0 & PCIE 5.0, 80 Plus Gold Certified, 105°C Japanese Caps, ATX
$79.99as of 11/04/2026 15:06 PST - Details
View on AmazonSpec score9.1
Pros
+750W output suits high-performance mid-range builds
+Fully modular cables reduce clutter inside the case
+Includes a 16-pin GPU connector
+Supports the ATX 3.0 standard and PCIe 5.0
Compared with the 16 Power Supplies on this page+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
+750 watts: 17 of the 31 here have fewer watts
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 11/04/2026 14:09 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 11/04/2026 14:09 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 16 Power Supplies on this page+Gold: only 2 of 26 here have a higher efficiency
+Fully modular: only 13 of 32 here have one
−500 watts: 25 of the 31 here have more watts
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.3
850 Watts, Gold, ATX, ATX 3.1
+850 watts: only 2 of 31 here have more watts
+Gold: only 2 of 26 here have a higher efficiency
$89.90
as of 11/04/2026 13:06 PST - DetailsProduct details
be quiet! Pure Power 12 850W Gaming PSU, 80 Plus Gold, ATX 3.1, 12V-Rail | PCIe 5.1 GPU Support Power Supply, Silent
$89.90as of 11/04/2026 13:06 PST - Details
View on AmazonSpec score8.3
Compared with the 16 Power Supplies on this pagePros
+850 watts: only 2 of 31 here have more watts
+Gold: only 2 of 26 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Compare specs
| power supply | Watts | Efficiency | Form | Modular | ATX version | Spec score | Price |
|---|---|---|---|---|---|---|---|
| 650 | Gold | ATX | Non-modular | 8.2 | $42.74 as of 11/04/2026 00:18 PST - Details | ||
| 750 | Gold | ATX | ATX 3.1 | 8.3 | $74.99 as of 11/04/2026 08:06 PST - Details | ||
| 750 | Gold | ATX | Fully modular | ATX 3.1 | 9.1 | $89.99 as of 11/04/2026 00:18 PST - Details | |
| 600 | Gold | ATX | Non-modular | 8.1 | $59.99 as of 11/04/2026 08:06 PST - Details | ||
| 1000 | Gold | ATX | Fully modular | ATX 3.1 | 9.3 | $94.99 as of 11/04/2026 07:06 PST - Details | |
| 650 | Gold | ATX | Non-modular | ATX 3.1 | 8.2 | $47.97 as of 11/04/2026 07:06 PST - Details | |
| 750 | Gold | ATX | Fully modular | ATX 3.1 | 9.1 | $72.90 as of 11/04/2026 00:16 PST - Details | |
| 850 | Gold | Fully modular | ATX 3.1 | 9.2 | $89.99 as of 11/04/2026 09:06 PST - Details | ||
| 850 | Gold | ATX | Non-modular | ATX 3.1 | 8.3 | $79.99 as of 11/04/2026 00:48 PST - Details | |
| 850 | Gold | ATX | Fully modular | ATX 3.1 | 9.2 | $95.49 as of 11/04/2026 14:08 PST - Details |















