850 Watts, Gold, ATX, Fully modular
850W Power Supplies
47 850W power supplies from Thermaltake, Corsair, MSI and more. Most cost $90 to $144, and half cost less than $119.
Spec score 9.3
+850W output for high-power gaming and workstation builds
+Fully modular cables reduce clutter inside the case
+Native 16-pin GPU connector for current graphics cards
$129.99
as of 11/04/2026 14:11 PST - DetailsProduct details
FSP VITA GM 850W Power Supply, 80 Plus Gold, ATX3.1 PCIe 5.1 Ready PSU | Native 12V-2x6 Connector, 105°C-Rated Japanese
$129.99as of 11/04/2026 14:11 PST - Details
View on AmazonSpec score9.3
Pros
+850W output for high-power gaming and workstation builds
+Fully modular cables reduce clutter inside the case
+Native 16-pin GPU connector for current graphics cards
+Supports the ATX 3.1 standard and PCIe 5.1
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
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 11/03/2026 23:11 PST - DetailsProduct details
GIGABYTE 850W PSU - 80 Plus Gold Certified - Fully Modular Power Supply (GP-UD850GM-A)
$89.99as of 11/03/2026 23:11 PST - Details
View on AmazonSpec score9.3
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 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850W output for mid to high-end systems
+Fully modular cables for a cleaner build
+ATX 3.0 standard
$119.00
as of 11/03/2026 23:11 PST - DetailsProduct details
GIGABYTE GP-UD850GM PG5 Rev2.0 - PCIe5.0 Ready - ATX3.0-850W 80 Plus Gold Certified - Fully Modular Power Supply
$119.00as of 11/03/2026 23:11 PST - Details
View on AmazonSpec score9.3
Pros
+850W output for mid to high-end systems
+Fully modular cables for a cleaner build
+ATX 3.0 standard
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850W output for high-end graphics card builds
+Fully modular individual cables
+Fanless design for silent operation
$119.99
as of 11/04/2026 00:38 PST - DetailsProduct details
Phanteks AMP GH 850W Gold Power Supply, ATX 3.1 and PCIe 5.1 Platform, Fully Modular Individual Cables, Silent Fanless
$119.99as of 11/04/2026 00:38 PST - Details
View on AmazonSpec score9.3
Pros
+850W output for high-end graphics card builds
+Fully modular individual cables
+Fanless design for silent operation
+16-pin GPU connector for newer graphics cards
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
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 score9.3
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 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850W output for high-end graphics cards
+Fully modular cable design
+ATX 3.1 compatible design
$127.29
as of 11/04/2026 08:06 PST - DetailsProduct details
Thermaltake Toughpower GF A3 Snow Edition 850W 80+ Gold Full Modular SLI/Crossfire Ready ATX 3.1 Power Supply; PCI-E
$127.29as of 11/04/2026 08:06 PST - Details
View on AmazonSpec score9.3
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 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, Fully modular
+Rated at 850 watts for high-performance builds
+80 Plus Gold certified for efficient power delivery
+Fully modular cables reduce clutter inside the case
No price recorded yet.
Product details
Corsair RMX Series, RM850x, 850 Watt, 80+ Gold Certified, Fully Modular Power Supply (Low Noise, Zero RPM Fan Mode,No price recorded yet.View on Amazon
Spec score9.3
Pros
+Rated at 850 watts for high-performance builds
+80 Plus Gold certified for efficient power delivery
+Fully modular cables reduce clutter inside the case
+Zero RPM fan mode for quiet low-load operation
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, Fully modular
+Delivers 850 watts for high-power builds
+Fully modular cables reduce clutter inside the case
+Uses 100% Japanese capacitors for component quality
No price recorded yet.
Product details
EVGA 850 G5, 80 Plus Gold 850W, Fully Modular, ECO Mode with Fdb Fan, 100% Japanese Capacitors, 10 Year Warranty,No price recorded yet.View on Amazon
Spec score9.3
Pros
+Delivers 850 watts for high-power builds
+Fully modular cables reduce clutter inside the case
+Uses 100% Japanese capacitors for component quality
+Includes ECO Mode with FDB fan
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, Fully modular
+Delivers 850 watts for high-power builds
+Fully modular cables reduce clutter inside the case
+FDB fan for quieter operation
No price recorded yet.
Product details
EVGA SuperNOVA 120-GP-0850-X1, 850 G+, 80 Plus Gold 850W, Fully Modular, FDB Fan, 10 Year Warranty, Includes Power ONNo price recorded yet.View on Amazon
Spec score9.3
Pros
+Delivers 850 watts for high-power builds
+Fully modular cables reduce clutter inside the case
+FDB fan for quieter operation
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, Fully modular
+Delivers 850 watts for high-power builds
+Fully modular cables reduce clutter inside the case
+Includes EVGA ECO Mode
No price recorded yet.
Product details
EVGA SuperNOVA 850 G2, 80+ GOLD 850W, Fully Modular, EVGA ECO Mode, 10 Year Warranty, Includes FREE Power On SelfNo price recorded yet.View on AmazonSpec score9.3
Pros
+Delivers 850 watts for high-power builds
+Fully modular cables reduce clutter inside the case
+Includes EVGA ECO Mode
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, Fully modular
+850W output for high-power gaming and workstation builds
+Fully modular cables reduce clutter inside the case
+Compact 150mm body suits smaller cases
No price recorded yet.
Product details
EVGA SuperNOVA 850 Ga, 80 Plus Gold 850W, Fully Modular, ECO Mode with Dbb Fan, 10 Year Warranty, Compact 150mm Size,No price recorded yet.View on Amazon
Spec score9.3
Pros
+850W output for high-power gaming and workstation builds
+Fully modular cables reduce clutter inside the case
+Compact 150mm body suits smaller cases
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850W output for high-end graphics cards
+Fully modular cable design
+ATX 3.0 compatible design
No price recorded yet.
Product details
TUF Gaming 850W Gold (850 Watt, ATX 3.0 Compatible, Fully Modular Power Supply, 80+ Gold, Military-Grade Components,No price recorded yet.View on Amazon
Spec score9.3
Pros
+850W output for high-end graphics cards
+Fully modular cable design
+ATX 3.0 compatible design
Compared with the 47 Power Supplies on this page+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
$109.99
as of 11/04/2026 12:08 PST - DetailsProduct details
Antec GSK850 V2 ATX 3.1 850W Full Modular Power Supply, Black | ATX 3.1 & PCIe 5.1 Ready, Full Modular Design, 80 Plus
$109.99as of 11/04/2026 12:08 PST - Details
View on AmazonSpec score9.3
Compared with the 47 Power Supplies on this pagePros
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
$109.90
as of 11/04/2026 13:06 PST - DetailsProduct details
be quiet! Pure Power 13 M 850W Power Supply, 80+ Gold, Cybenetics Platinum | PCIe 5.1, ATX 3.1, Fully Modular PSU, LLC
$109.90as of 11/04/2026 13:06 PST - Details
View on AmazonSpec score9.3
Compared with the 47 Power Supplies on this pagePros
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
$169.99
as of 11/04/2026 07:07 PST - DetailsProduct details
Seasonic Focus GX-850 850W Power Supply ATX 3.1 & PCIe 5.1 Ready White | 80 Plus Gold & Cybenetics Platinum Fully
$169.99as of 11/04/2026 07:07 PST - Details
View on AmazonSpec score9.3
Compared with the 47 Power Supplies on this pagePros
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.5
850 Watts, Gold, ATX, ATX 3.1
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
−Fully modular not listed: 37 of the 47 here list one
$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 score8.5
Compared with the 47 Power Supplies on this pagePros
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
Cons−Fully modular not listed: 37 of the 47 here list one
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.5
850 Watts, Platinum, SFX, Fully modular
+Platinum: the highest efficiency of the 47 here
+850 watts: the most watts of the 47 here
No price recorded yet.
Product details
ASUS ROG Loki SFX-L 850W Platinum (Fully Modular Power Supply, 80+ Platinum, Lambda A Certified, 120mm PWM ARGB Fan,No price recorded yet.View on Amazon
Spec score9.5
Compared with the 47 Power Supplies on this pagePros
+Platinum: the highest efficiency of the 47 here
+850 watts: the most watts of the 47 here
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
No price recorded yet.
Product details
LIAN LI Edge Gold 850W ATX 3.1 PSU, 80 Plus Gold, White (EG0850G.W) | L-shaped fully modular PSU with ATX 3.1, PCIeNo price recorded yet.View on Amazon
Spec score9.3
Compared with the 47 Power Supplies on this pagePros
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
How pros and cons are picked (About: Disclaimer)About this product
Spec score 9.3
850 Watts, Gold, ATX, Fully modular
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 here have a higher efficiency
No price recorded yet.
Product details
MSI MPG A850GS PCIE5, Fully Modular Gaming 850W Power Supply, 80+ Gold, Dual 12V-2x6 Cables, Server-Grade Capacitor,No price recorded yet.View on Amazon
Spec score9.3
Compared with the 47 Power Supplies on this pagePros
+850 watts: the most watts of the 47 here
+Gold: only 5 of 47 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 |
|---|---|---|---|---|---|---|---|
| 850 | Gold | ATX | Fully modular | ATX 3.1 | 9.3 | $129.99 as of 11/04/2026 14:11 PST - Details | |
| 850 | Gold | ATX | Fully modular | 9.3 | $89.99 as of 11/03/2026 23:11 PST - Details | ||
| 850 | Gold | ATX | Fully modular | ATX 3.0 | 9.3 | $119.00 as of 11/03/2026 23:11 PST - Details | |
| 850 | Gold | ATX | Fully modular | ATX 3.1 | 9.3 | $119.99 as of 11/04/2026 00:38 PST - Details | |
| 850 | Gold | ATX | Fully modular | ATX 3.1 | 9.3 | $98.90 as of 11/04/2026 07:06 PST - Details | |
| 850 | Gold | ATX | Fully modular | ATX 3.1 | 9.3 | $127.29 as of 11/04/2026 08:06 PST - Details | |
| 850 | Gold | Fully modular | 9.3 | No current price | |||
| 850 | Gold | Fully modular | 9.3 | No current price | |||
| 850 | Gold | Fully modular | 9.3 | No current price | |||
| 850 | Gold | Fully modular | 9.3 | No current price |

















