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Seasonic Focus PX-850 vs Seasonic VERTEX GX-850

Seasonic Focus PX-850
$159
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Seasonic VERTEX GX-850
$170
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Key differences

  • •Seasonic Focus PX-850 has higher SATA connectors (10 vs 8)

Full spec comparison

Spec
Seasonic Focus PX-850
Seasonic VERTEX GX-850
Power
Wattage850 W850 W
Efficiency rating80 Plus Platinum80 Plus Gold
ATX versionATX 2.4ATX 3.0
Modular cablingFully modularFully modular
Form factorATXATX
12V rail designSingle +12VSingle +12V
Connectors & Build
PCIe / GPU connectors4× 8-pin4× 8-pin + 12VHPWR
CPU power connectors2× 8-pin2× 8-pin
SATA connectors10▲8
Fan size135 mm135 mm
PSU length140 mm140 mm
Zero-RPM fan modeYesYes
Warranty10 years10 years

Ready to buy?

Seasonic Focus PX-850

AmazonNeweggB&H

Seasonic VERTEX GX-850

AmazonNeweggB&H

Affiliate disclosure: As an Amazon Associate, PCTalkTalk Compare earns from qualifying purchases. We may also earn a commission from Newegg and B&H Photo Video links, at no extra cost to you.