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Seasonic Vertex GX Vertex GX-850

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Seasonic Vertex GX Vertex GX-850
2023Vertex (ATX 3.0)80+ Gold10 year warranty
750 W850 W1000 W1000 W
white
1200 W1200 W
white
Main
Power850 W
Form factorATX
Specs
PFCactive
Efficiency90 %
Cooling systemactive (fan)
Fan size135 mm
Fan bearinghydrodynamic
Certification80+ Gold
Cybenetics EfficiencyPlatinum
Cybenetics NoiseA
ATX12V version3
Power connectors
MB/CPU power supply24+8+8(4+4) pin
SATA18
MOLEX3
PCI-E 8pin (6+2)3
PCI-E 16pin1
Cable systemmodular
Cable length
MB610 mm
CPU650 mm
SATA950 mm
MOLEX690 mm
PCI-E750 mm
Max. power
+3.3V20 А
+5V20 А
+12V170 А
-12V0.3 А
+5Vsb3 А
+12V840 W
+3.3V +5V125 W
-12V3.6 W
+5Vsb15 W
General
Over voltage protection (OVP)
Over power protection (OPP)
Short circuit protection (SCP)
ProtectionUVP, OCP, OTP
Manufacturer's warranty10 years
Dimensions (HxWxD)86x150x160 mm
Official Websiteseasonic.com
Added to E-Catalogfebruary 2023
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Seasonic 2025 - new arrivals, bestsellers, and the most relevant models Seasonic.
How to choose a power supply for a PCBasics of choosing a reliable and balanced power supply for your home, office and gaming computer

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Seasonic Alimentation ATX Vertex GX - 850W Noir VERTEX GX-850

Fully Modular Cabling Design ATX 3.0 and 16-Pin Gen 5 PCIe Cable (12VHPWR) 135 mm Fluid Dynamic Bearing (FDB) Fan Seasonic Hybrid Silent Fan Control
Amazon.co.uk
Delivery: to United Kingdom
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£151.20
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Seasonic Seasonic VERTEX GX-850 850W 80+ Gold Modular Power Supply

The new VERTEX Series units will provide 1200 W / 1000 W / 850 W and 750 Watts of true power in both Platinum and Gold levels of efficiency, with all the best features you can expect from a Seasonic power supplySeasonic VERTEX GX at a Glance Added 12VHPWR cable to comply with the new graphic cards 135mm Fluid Dynamic Bearing (FDB) fan for quiet ope... moreration Seasonic Hybrid Silent Fan Control for optimal cooling Complete protection features: OPP / OVP / UVP / SCP / OCP / OTP10 years warranty - our commitment to high qualityGold Plated High Current Terminal (MB, CPU and PCIe)Seasonic VERTEX GX Specification80 PlusGoldCybenetics Efficiency LevelTBACybenetics Noise LevelTBAForm FactorIntel ATX 12 VDimensions160 mm (L) x 150 mm (W) x 86 mm (H)Fan InformationFan Size: 135 mmFan Control: Premium Hybrid Fan ControlFan Bearing: Fluid Dynamic Bearing"Life Expectancy: 50,000 hours at 40 °C, 15 % - 65 % RH"Cable InformationModularity: Fully ModularCable type: Flat black cablesElectrical FeaturesOperating Temperature: 0 - 50 °C (derating from 100 % to 80 % from 40 °C to 50 °C)MTBF @ 25 °C, excl. fan: 150,000 hoursAC Input: Full RangeProtection: OPP, OVP, UVP, OCP, OTP, SCPSafety and EnvironmentalSafety and EMC: cTUVus, TUV, CB, CCC, BSMI, EAC, CEEnvironmental Compliance: Energy Star, RoHS, WEEE, ErP Lot 6, REACHWarranty10 Years
Overclockers.co.uk
Delivery: to United Kingdom
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£169.99
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Seasonic VERTEX GX-850 Fully Modular 80 Plus Gold PCIe 5.0 / ATX 3.0 Power Supply

Upgrade your PC's power with the Seasonic VERTEX GX-850 Fully Modular PSU. This 80 Plus Gold-certified unit supports PCIe 5.0 and ATX 3.0 standards, ensuring reliable performance for high-demand systems. With its fully modular design, it's a top choice for seamless installations in high-performance PC builds.
Awd-it.co.uk
Delivery: to United Kingdom
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£205.14
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Series Seasonic Vertex (ATX 3.0)Compare using chart →
Seasonic Vertex GX GX-1000
from £189.98 
1000 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 18, Molex 3, ATX, modular, Efficiency 90 %, certificate 80+ Gold, warranty 10 years
Seasonic Vertex GX GX-1200
from £233.49 
1200 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 18, Molex 3, ATX, modular, Efficiency 90 %, certificate 80+ Gold, warranty 10 years
Seasonic Vertex GX GX-850
from £151.20 
850 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 18, Molex 3, ATX, modular, Efficiency 90 %, certificate 80+ Gold, warranty 10 years
Seasonic Vertex PX PX-1000
from £229.99 
1000 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 18, Molex 3, ATX, modular, Efficiency 92 %, certificate 80+ Platinum, warranty 10 years
Seasonic Vertex PX PX-850
from £211.49 
850 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 18, Molex 3, ATX, modular, Efficiency 92 %, certificate 80+ Platinum, warranty 10 years
Seasonic Vertex PX PX-1200
from £259.99 
1200 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 18, Molex 3, ATX, modular, Efficiency 92 %, certificate 80+ Platinum, warranty 10 years
Seasonic Vertex GX GX-1200 White
from £305.28 
1200 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 18, Molex 3, ATX, modular, Efficiency 90 %, certificate 80+ Gold, warranty 10 years
Seasonic Vertex PX PX-750
from £169.99 
750 W, 24+8+8(4+4) pin, 2 х 6+2 pin, 1 x 16 pin, SATA 14, Molex 3, ATX, modular, Efficiency 92 %, certificate 80+ Platinum, warranty 10 years
Seasonic Vertex GX GX-750
from £129.98 
750 W, 24+8+8(4+4) pin, 2 х 6+2 pin, 1 x 16 pin, SATA 14, Molex 3, ATX, modular, Efficiency 90 %, certificate 80+ Gold, warranty 10 years
Seasonic Vertex GX GX-1000 White
from £266.56 
1000 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 18, Molex 3, ATX, modular, Efficiency 90 %, certificate 80+ Gold, warranty 10 years

Seasonic Vertex GX configurations

Price for Seasonic Vertex GX
Seasonic Vertex GX Vertex GX-750from £129.982 offers
Seasonic Vertex GX Vertex GX-850from £151.203 offers
Seasonic Vertex GX Vertex GX-1000from £189.982 offers
Seasonic Vertex GX Vertex GX-1000 Whitefrom £266.561 offer
Seasonic Vertex GX Vertex GX-1200from £233.494 offers
Seasonic Vertex GX Vertex GX-1200 Whitefrom £305.281 offer
We recommendCompare using chart →
Chieftec Proton BDF-850C
from £176.40 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 9, Molex 3, ATX, modular, Efficiency 85 %, mining, warranty 2 years
SilverStone Cybenetics Gold DA1000R-GM
from £173.99 
1000 W, 24+8+8(4+4) pin, 6 х 6+2 pin, 1 x 16 pin, SATA 12, Molex 3, ATX, modular, Efficiency 89 %, semi-passive СО, mining, certificate 80+ Gold
Seasonic FOCUS GX ATX 3.1 GX-1000 3.1
from £176.99 
1000 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 8, Molex 3, ATX, modular, Efficiency 90 %, semi-passive СО, certificate 80+ Gold, warranty 10 years
Cooler Master XG Plus Platinum MPG-7501-AFBAP-X
from £173.40 
750 W, 24+8+8(4+4) pin, 4 х 6+2 pin, SATA 12, Molex 4, ATX, modular, Efficiency 92 %, backlight, certificate 80+ Platinum, warranty 10 years
Thermaltake Toughpower SFX GEN5 SFX 1000W
from £159.98 
1000 W, 24+8+8(4+4) pin, 4 х 6+2 pin, 1 x 16 pin, SATA 8, Molex 4, SFX, modular, Efficiency 90 %, semi-passive СО, certificate 80+ Gold, warranty 7 years
Thermaltake Toughpower GF1 GF1 850W
from £178.49 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 12, Molex 4, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold
be quiet! Dark Power 13 BN333
from £159.99 
750 W, 24+8+8(4+4) pin, 4 х 6+2 pin, 1 x 16 pin, SATA 12, Molex 2, ATX, modular, Efficiency 95 %, certificate 80+ Titanium, warranty 10 years
Seasonic Vertex PX PX-750
from £169.99 
750 W, 24+8+8(4+4) pin, 2 х 6+2 pin, 1 x 16 pin, SATA 14, Molex 3, ATX, modular, Efficiency 92 %, certificate 80+ Platinum, warranty 10 years
Seasonic FOCUS GX GX-850
from £140.88 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 10, Molex 5, ATX, modular, Efficiency 90 %, semi-passive СО, mining, certificate 80+ Gold, warranty 10 years
Thermaltake Toughpower GF1 ARGB GF1 ARGB 850W
from £180.29 
850 W, 24+8+8(4+4) pin, 6 х 6+2 pin, SATA 12, Molex 4, ATX, modular, Efficiency 90 %, semi-passive СО, backlight, mining, certificate 80+ Gold
Asus ROG Strix Platinum 850W Platinum
from £159.90 
850 W, 24+8+8(4+4) pin, 3 х 6+2 pin, 1 x 16 pin, SATA 6, Molex 3, ATX, modular, Efficiency 92 %, semi-passive СО, certificate 80+ Platinum, warranty 10 years
be quiet! Straight Power 12 BN337
from £147.99 
850 W, 24+8+8(4+4) pin, 4 х 6+2 pin, 1 x 16 pin, SATA 9, Molex 2, ATX, modular, Efficiency 93 %, certificate 80+ Platinum, warranty 10 years
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PSU Seasonic Vertex GX-850
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