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Cooler Master GX III Gold 850 vs Seasonic FOCUS GX-650

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Key differences

  • Cooler Master GX III Gold 850 has higher SATA connectors (8 vs 6)
  • Cooler Master GX III Gold 850 has higher Wattage (850 W vs 650 W)
  • Seasonic FOCUS GX-650 has lower PSU length (140 mm vs 160 mm)

Full spec comparison

Spec
Cooler Master GX III Gold 850
Seasonic FOCUS GX-650
Power
Wattage850 W650 W
Efficiency rating80 Plus Gold80 Plus Gold
ATX versionATX 3.0ATX 2.4
Modular cablingFully modularFully modular
Form factorATXATX
12V rail designSingle 12VSingle +12V
Connectors & Build
PCIe / GPU connectors1× 12VHPWR, 2× 8-pin (6+2)2× 8-pin
CPU power connectors2× 8-pin (4+4)2× 8-pin
SATA connectors86
Fan size120 mm120 mm
PSU length160 mm140 mm
Zero-RPM fan modeYesYes
Warranty10 years10 years

Ready to buy?

Cooler Master GX III Gold 850

Seasonic FOCUS GX-650

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.