ATX 3.1 PSU | Newegg.com

ASUS ROG Thor 1200W Platinum III PSU (80 PLUS Platinum Certified, ATX 3.1, GaN MOSFET, GPU-First Intelligent Voltage Stabilizer, Magnetic OLED Display, Turbo Mode, 10-Year Warranty)

Model #: ROG-THOR-1200P3-GAMING

$499^.99 –
More options from $499.99 - $1,085.72
Free Shipping

Compare

Lian Li RB 650W 80+ Bronze Non Modular Power Supply - ATX 3.1 PSU & PCIe 5.1 Compliant - Low-Noise Fan - Cable Management - 135mm Larger Fan - Active PFC Design - 5 Year Warranty - Black (RB0650B)

Quick View

Lian Li RB 650W 80+ Bronze Non Modular Power Supply - ATX 3.1 PSU & PCIe 5.1 Compliant - Low-Noise Fan - Cable Management - 135mm Larger Fan - Active PFC Design - 5 Year Warranty - Black (RB0650B)

Model #: RB0650B

$59^.99 –
More options from $59.99 - $154.39
Free Shipping

Compare

ASUS ROG Thor 1000W Platinum III PSU (80 PLUS Platinum Certified, ATX 3.1, GaN MOSFET, GPU-First Intelligent Voltage Stabilizer, Magnetic OLED Display, Turbo Mode, 10-Year Warranty)

Quick View

ASUS ROG Thor 1000W Platinum III PSU (80 PLUS Platinum Certified, ATX 3.1, GaN MOSFET, GPU-First Intelligent Voltage Stabilizer, Magnetic OLED Display, Turbo Mode, 10-Year Warranty)

Model #: ROG-THOR-1000P3-GAMING

$466.73
$447^.76 –
More options from $435.25 - $800.00
$29.99 Shipping

Compare

ASUS ROG STRIX 1000W Platinum Snow Edition,Gallium Nitride (GaN) ,80PLUS PLATINUM Certified Full Modular, Compatible with PCIe Gen 5.1 and ATX 3.1 Power Supply, White PSU -ROG-STRIX-1000P-GAMING-Snow

Quick View

(1)

ASUS ROG STRIX 1000W Platinum Snow Edition,Gallium Nitride (GaN) ,80PLUS PLATINUM Certified Full Modular, Compatible with PCIe Gen 5.1 and ATX 3.1 Power Supply, White PSU -ROG-STRIX-1000P-GAMING-Snow

Model #: ROG-STRIX-1000P-GAMING-Snow

$333^.83 –
More options from $254.17 - $365.44
$29.99 Shipping

Compare

ASUS ROG Thor 1200W Platinum III RO JI x HATSUNE MIKU Edition PSU,80 PLUS Platinum Certified, ATX 3.1, GaN MOSFET, GPU-First Intelligent Voltage Stabilizer, Magnetic OLED Display, Turbo Mode

Quick View

ASUS ROG Thor 1200W Platinum III RO JI x HATSUNE MIKU Edition PSU,80 PLUS Platinum Certified, ATX 3.1, GaN MOSFET, GPU-First Intelligent Voltage Stabilizer, Magnetic OLED Display, Turbo Mode

Model #: ROG-THOR-1200P3-MIKU ED

$793^.61 –
More options from $793.61 - $872.95
$29.99 Shipping

Compare

ASUS ROG Thor 1200W Platinum III WHITE EDITION PSU (80 PLUS Platinum Certified, ATX 3.1, GaN MOSFET, GPU-First Intelligent Voltage Stabilizer, Magnetic OLED Display, Turbo Mode)

Quick View

ASUS ROG Thor 1200W Platinum III WHITE EDITION PSU (80 PLUS Platinum Certified, ATX 3.1, GaN MOSFET, GPU-First Intelligent Voltage Stabilizer, Magnetic OLED Display, Turbo Mode)

Model #: ROG Thor 1200W Platinum III WHITE EDITI

$724^.72 –
More options from $724.72 - $756.47
$29.99 Shipping

Compare

Thermaltake Toughpower PT 1200W; ATX 3.1; x2 Native PCIe 5.1 12V-2x6; Etched Flat Cables; Dual-Color H++ Connectors; 100% Japanese Capacitors; 135mm Hydraulic Bearing Fan; 80 Plus Platinum Certified

Quick View

Thermaltake Toughpower PT 1200W; ATX 3.1; x2 Native PCIe 5.1 12V-2x6; Etched Flat Cables; Dual-Color H++ Connectors; 100% Japanese Capacitors; 135mm Hydraulic Bearing Fan; 80 Plus Platinum Certified

Model #: PS-TPP-1200FNFAPU-1

$199^.99 –
More options from $199.99 - $212.36
$11.62 Shipping

Compare

CORSAIR RMx SHIFT Series RM850x Fully Modular ATX Power Supply - Modular Side Interface - native 12V-2x6 cable - ATX 3.1 & PCIe 5.1 Compliant - Fan-Speed Control Knob 105°C-Rated Japanese Capacitors

Quick View

(1,013)

CORSAIR RMx SHIFT Series RM850x Fully Modular ATX Power Supply - Modular Side Interface - native 12V-2x6 cable - ATX 3.1 & PCIe 5.1 Compliant - Fan-Speed Control Knob 105°C-Rated Japanese Capacitors

Model #: CP-9020252-NA

$179^.99 –
More options from $179.99 - $194.86
Free Shipping

Compare

NZXT ATX 3.1 1200 Watt 80 Plus Gold Fully Modular Low-Noise Power Supply - White - PA-2G2BW-US

Quick View

Lowest price

in 30 days

(25)

NZXT ATX 3.1 1200 Watt 80 Plus Gold Fully Modular Low-Noise Power Supply - White - PA-2G2BW-US

Model #: PA-2G2BW-US

$194^.99 –
More options from $189.99 - $233.56
$1.99 Shipping

Compare

CORSAIR CX750M (2025) Semi Modular ATX 3.1 PCIe 5.1 Low-Noise 750W Power Supply with 12V-2x6 Cable – Cybenetics Bronze Efficiency, LLC Topology, 105°C Capacitors – Black

Quick View

(206)

CORSAIR CX750M (2025) Semi Modular ATX 3.1 PCIe 5.1 Low-Noise 750W Power Supply with 12V-2x6 Cable – Cybenetics Bronze Efficiency, LLC Topology, 105°C Capacitors – Black

Model #: CP-9020311-NA

$99.99
$89^.99 –
Save: $10.00 (10%)
Free Shipping

Compare

Lian Li SP V2 Gold - 750 Watt SFX Form Factor Power Supply with Native 12V-2x6 Cable - Low Noise - 80 Plus Gold Efficiency - ATX 3.1 & PCIe 5.0 Compliant - 92mm FDB Fan - 10-Year - Black (SP750G.B)

Quick View

(85)

Lian Li SP V2 Gold - 750 Watt SFX Form Factor Power Supply with Native 12V-2x6 Cable - Low Noise - 80 Plus Gold Efficiency - ATX 3.1 & PCIe 5.0 Compliant - 92mm FDB Fan - 10-Year - Black (SP750G.B)

Model #: SP750G.B

$129^.99 –
More options from $120.99 - $218.22
Free Shipping

Compare

Corsair CX650M (2025) Semi Modular ATX 3.1 PCIe 5.1 Low-Noise 650W Power Supply with 12V-2x6 Cable – Cybenetics Bronze Efficiency, LLC Topology, 105°C Capacitors – Black

Quick View

(206)

Corsair CX650M (2025) Semi Modular ATX 3.1 PCIe 5.1 Low-Noise 650W Power Supply with 12V-2x6 Cable – Cybenetics Bronze Efficiency, LLC Topology, 105°C Capacitors – Black

Model #: CP-9020310-NA

$84.99
$79^.99 –
Save: $5.00 (5%)
More options from $79.99 - $89.30
Free Shipping

Compare

NZXT ATX 3.1 850 Watt 80 Plus Gold Fully Modular Low-Noise Power Supply - White - PA-8G2BW-US

Quick View

(25)

NZXT ATX 3.1 850 Watt 80 Plus Gold Fully Modular Low-Noise Power Supply - White - PA-8G2BW-US

Model #: PA-8G2BW-US

$149.99
$129^.99 –
Save: $20.00 (13%)
More options from $129.99 - $182.81
Free Shipping

Compare

MSI MAG A650BN PCIE5 III, Non-Modular Compact Gaming 650W Power Supply, 80+ Bronze, ATX 3.1 & PCIe 5.1 Ready, Low-Noise Fan, Embossed Jacket Cables, 5 Year Warranty

Quick View

(100)

MSI MAG A650BN PCIE5 III, Non-Modular Compact Gaming 650W Power Supply, 80+ Bronze, ATX 3.1 & PCIe 5.1 Ready, Low-Noise Fan, Embossed Jacket Cables, 5 Year Warranty

Model #: MAG A650BN PCIE5 III

$69.99
$59^.99 –
Save: $10.00 (14%)
More options from $59.99 - $84.22
$2.99 Shipping

Compare

Super Flower Combat FG 850W 80+ Gold, Full Modular, ATX 3.1 / PCIe 5.0, W/12V-2x6 Cable (2x8pin - 16pin native cables) , Power Supply, FDB Fan, SF-850C12FG, Black version

Quick View

Lowest price

in 30 days

(2)

Super Flower Combat FG 850W 80+ Gold, Full Modular, ATX 3.1 / PCIe 5.0, W/12V-2x6 Cable (2x8pin - 16pin native cables) , Power Supply, FDB Fan, SF-850C12FG, Black version

Model #: SF-850C12FG

$129.99
$109^.99 –
Save: $20.00 (15%)
More options from $109.99 - $118.99
Free Shipping

Compare

Thermaltake Toughpower PT 1000W; ATX 3.1; Native PCIe 5.1 12V-2x6; Etched Flat Cables; Dual-Color H++ Connectors; 100% Japanese Capacitors; 135mm Hydraulic Bearing Fan; 80 Plus Platinum Certified

Quick View

Thermaltake Toughpower PT 1000W; ATX 3.1; Native PCIe 5.1 12V-2x6; Etched Flat Cables; Dual-Color H++ Connectors; 100% Japanese Capacitors; 135mm Hydraulic Bearing Fan; 80 Plus Platinum Certified

Model #: PS-TPP-1000FNFAPU-1

$179^.99 –
More options from $179.99 - $203.60
$11.62 Shipping

Compare

MSI MAG A750BN PCIE5 III, Non-Modular Compact Gaming 750W Power Supply, 80+ Bronze, ATX 3.1 & PCIe 5.1 Ready, Low-Noise Fan, Embossed Jacket Cables, 5 Year Warranty

Quick View

(100)

MSI MAG A750BN PCIE5 III, Non-Modular Compact Gaming 750W Power Supply, 80+ Bronze, ATX 3.1 & PCIe 5.1 Ready, Low-Noise Fan, Embossed Jacket Cables, 5 Year Warranty

Model #: MAG A750BN PCIE5 III

$79.99
$69^.99 –
Save: $10.00 (12%)
More options from $69.99 - $96.07
$1.99 Shipping

Compare

ASUS ROG STRIX 1000W Gold PSU, Power Supply (ROG Heatsinks, Axial-tech Fan Design, Dual Ball Fan Bearings, 0dB Technology, 80 PLUS Gold Certification, Fully Modular Cables, 10-year Warranty)

Quick View

(308)

ASUS ROG STRIX 1000W Gold PSU, Power Supply (ROG Heatsinks, Axial-tech Fan Design, Dual Ball Fan Bearings, 0dB Technology, 80 PLUS Gold Certification, Fully Modular Cables, 10-year Warranty)

Model #: ROG-STRIX-1000G

$290^.02 –
More options from $208.44 - $380.00
Free Shipping

Compare

Super Flower Combat FG 750W 80+ Gold, Full Modular, ATX 3.1 / PCIe 5.0, W/12V-2x6 Cable (2x8pin - 16pin native cables) , Power Supply, FDB Fan, SF-750C12FG, Black version

Quick View

(2)

Super Flower Combat FG 750W 80+ Gold, Full Modular, ATX 3.1 / PCIe 5.0, W/12V-2x6 Cable (2x8pin - 16pin native cables) , Power Supply, FDB Fan, SF-750C12FG, Black version

Model #: SF-750C12FG

$119.99
$99^.99 –
Save: $20.00 (16%)
More options from $99.99 - $119.99
Free Shipping

Compare

Thermaltake Toughpower GT 750W ATX 3.1 Standard Power Supply 80 Plus Gold Efficiency Smart Zero Fan Native 300W PCIe 5.1 Connector PS-TPT-0750FNFAGU-3

Quick View

Thermaltake Toughpower GT 750W ATX 3.1 Standard Power Supply 80 Plus Gold Efficiency Smart Zero Fan Native 300W PCIe 5.1 Connector PS-TPT-0750FNFAGU-3

Model #: PS-TPT-0750FNFAGU-3

$99^.99 –
More options from $83.99 - $107.99
$4.99 Shipping

Compare

Thermaltake Toughpower PT 850W; ATX 3.1; Native PCIe 5.1 12V-2x6; Etched Flat Cables; Dual-Color H++ Connectors; 100% Japanese Capacitors; 135mm Hydraulic Bearing Fan; 80 Plus Platinum Certified

Quick View

Thermaltake Toughpower PT 850W; ATX 3.1; Native PCIe 5.1 12V-2x6; Etched Flat Cables; Dual-Color H++ Connectors; 100% Japanese Capacitors; 135mm Hydraulic Bearing Fan; 80 Plus Platinum Certified

Model #: PS-TPP-0850FNFAPU-1

$159^.99 –
More options from $159.99 - $173.07
$11.40 Shipping

Compare

Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply 80 Plus Gold Efficiency Smart Zero Fan Native 450W PCIe 5.1 Connector PS-TPT-0850FNFAGU-3

Quick View

Thermaltake Toughpower GT 850W ATX 3.1 Standard Power Supply 80 Plus Gold Efficiency Smart Zero Fan Native 450W PCIe 5.1 Connector PS-TPT-0850FNFAGU-3

Model #: PS-TPT-0850FNFAGU-3

$119^.99 –
$4.99 Shipping

Compare

ANTEC NeoECO Series NE1300G M ATX3.0, 1300W Full Modular PSU, 80 PLUS Gold Certified, PCIE 5.0 Support, PhaseWave Design, Japanese Caps, Zero RPM Manager, Silent 120mm Fan

Quick View

(10)

ANTEC NeoECO Series NE1300G M ATX3.0, 1300W Full Modular PSU, 80 PLUS Gold Certified, PCIE 5.0 Support, PhaseWave Design, Japanese Caps, Zero RPM Manager, Silent 120mm Fan

Model #: NE1300G M ATX3.0

$384^.14 –
Free Shipping

Compare

MSI MAG 1000W Power Supply - Internal - 120 V AC, 230 V AC Input - 1000 W - Active PFC - 1 Fan(s) - NVIDIA SLI Supported - 90% Efficiency

Quick View

MSI MAG 1000W Power Supply - Internal - 120 V AC, 230 V AC Input - 1000 W - Active PFC - 1 Fan(s) - NVIDIA SLI Supported - 90% Efficiency

Model #: MAGA1000GLPCIE5II

$145.25
$142^.53 –
More options from $135.87 - $212.98

Volume Discounts:$129.34 - $142.53

Compare

MONTECH CENTURYII - 1050W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybenetics Platinum - Fully Modular - ATX 3.1 & PCIe 5.1 Ready with 12V-2x6 Cable - 10 Years Warranty

Quick View

Open Box MONTECH CENTURYII - 1050W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybenetics Platinum - Fully Modular - ATX 3.1 & PCIe 5.1 Ready with 12V-2x6 Cable - 10 Years Warranty

Model #: Century II 1050

$109.90
$85^.90 –
Save: $24.00 (21%)
$4.79 Shipping

Compare

Power Supply 850W Fully Modular 80+ Gold Certified with Addressable RGB Light - Vairous Color Mode, RGB-850W

Quick View

(37)

Power Supply 850W Fully Modular 80+ Gold Certified with Addressable RGB Light - Vairous Color Mode, RGB-850W

Model #: CP003

$239.98
$199^.99 –
Save: $39.99 (16%)
More options from $169.99 - $199.99
Free Shipping

Compare

MONTECH CENTURY II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybenetics Platinum - Fully Modular - ATX 3.1 & PCIe 5.1 Ready with 12V-2x6 Cable - 10 Years Warranty

Quick View

Open Box MONTECH CENTURY II - 850W High-End ATX Gaming Power Supply - 80 Plus Gold & Cybenetics Platinum - Fully Modular - ATX 3.1 & PCIe 5.1 Ready with 12V-2x6 Cable - 10 Years Warranty

Model #: Century II 850

$89.90
$67^.90 –
Save: $22.00 (24%)
$4.79 Shipping

Compare

SAMA PC Power Supply, XP1000W Fully Modular PSU Platinum 80+, 12VHPWR PSU, ATX3.0&PCIE5.0 Gaming PSU, 120mm Silent FDB Fan, 1000W PSU Supply for 3090Ti 4070Ti 4080 4090

Quick View

SAMA PC Power Supply, XP1000W Fully Modular PSU Platinum 80+, 12VHPWR PSU, ATX3.0&PCIE5.0 Gaming PSU, 120mm Silent FDB Fan, 1000W PSU Supply for 3090Ti 4070Ti 4080 4090

Model #: 538215433431

$198^.99 –
More options from $197.99 - $199.95

Compare

Seasonic 1000W 80+ Gold Full-Modular Nvidia RTX 30/40 Super & AMD GPU Compatible Power Supply FOCUS GX-1000 (ATX3)

Quick View

Seasonic 1000W 80+ Gold Full-Modular Nvidia RTX 30/40 Super & AMD GPU Compatible Power Supply FOCUS GX-1000 (ATX3)

Model #: FOCUS GX-1000 (ATX3)

$239^.99 –
More options from $239.99 - $259.99
Free Shipping

Compare

Quick View

(BP019US) Dark Power 14 850W features a high-performance heat sink design with an integrated fan and can be operated in either active or semi-passive mode.

Model #: BP019US

$229^.90 –
Free Shipping

Compare

ANTEC NeoECO Series NE1000G M ATX3.0, 1000W Full Modular PSU, 80 PLUS Gold Certified, PCIE 5.0 Support, PhaseWave Design, Japanese Caps, Zero RPM Manager, Silent 120mm Fan

Quick View

(10)

ANTEC NeoECO Series NE1000G M ATX3.0, 1000W Full Modular PSU, 80 PLUS Gold Certified, PCIE 5.0 Support, PhaseWave Design, Japanese Caps, Zero RPM Manager, Silent 120mm Fan

Model #: NE1000G M ATX3.0

$402^.41 –
Free Shipping

Compare

Thermaltake Toughpower GF3 1200W; ATX 3.1; x2 Native PCIe 5.1 12V-2x6; Flat Cables; Japanese Main Capacitors; Colored Custom 135mm Fan; 80 Plus Gold Certified; Snow; PS-TPD-11200FNFAGU-N

Quick View

(171)

Thermaltake Toughpower GF3 1200W; ATX 3.1; x2 Native PCIe 5.1 12V-2x6; Flat Cables; Japanese Main Capacitors; Colored Custom 135mm Fan; 80 Plus Gold Certified; Snow; PS-TPD-11200FNFAGU-N

Model #: PS-TPD-1200FNFAGU-N

$199^.99 –
More options from $132.88 - $410.59
$4.99 Shipping

Compare

Quick View

Refurbished ASUS ROG STRIX 1000W Gold PSU, Power Supply (ROG Heatsinks, Axial-tech Fan Design, Dual Ball Fan Bearings, 0dB Technology, 80 PLUS Gold Certification, Fully Modular Cables)

Model #: ROG-STRIX-1000G

$219^.99 –

Compare

Dark Power 14 1000W features a high-performance heat sink design with an integrated fan and can be operated in either active or semi-passive mode.

Quick View

Lowest price

in 30 days

Dark Power 14 1000W features a high-performance heat sink design with an integrated fan and can be operated in either active or semi-passive mode.

Model #: BP020US

$249^.90 –
Free Shipping

Compare

SAMA P1200W ATX 3.1 Power Supply, 1200W, Cybenetics Platinum Standards, PCIE 5.1 Ready, Full Modular, 1200W Gaming PSU, Premium Japanese Capacitor, FDB Fan, Black version

Quick View

(4)

Used - Very Good SAMA P1200W ATX 3.1 Power Supply, 1200W, Cybenetics Platinum Standards, PCIE 5.1 Ready, Full Modular, 1200W Gaming PSU, Premium Japanese Capacitor, FDB Fan, Black version

Model #: XPH1200-AP

$157^.95 –
More options from $129.99 - $157.95
Free Shipping

Compare

Lian Li SP Platinum 1000W SFX Form Factor Power Supply with 12V-2x6 Connectors - ATX 3.1 & PCIE 5.1 Compliant - Low-Noise - Fully Modular - 105°C Capacitors - 10 Year Warranty - Black (SP1000P.B)

Quick View

(85)

Lian Li SP Platinum 1000W SFX Form Factor Power Supply with 12V-2x6 Connectors - ATX 3.1 & PCIE 5.1 Compliant - Low-Noise - Fully Modular - 105°C Capacitors - 10 Year Warranty - Black (SP1000P.B)

Model #: SP1000P.B

$185^.99 –
More options from $183.84 - $321.43
Free Shipping

Compare

Power Supplies