The Seasonic CORE GC-650 is a fixed-cable ATX power supply for home and gaming PC builds. Its 650W continuous output suits systems that need dependable power for a processor, graphics card and other components, while the standard PCIe connectors make it a practical choice for builds using compatible graphics cards.

The Seasonic CORE GC 650W is a compact fixed-cable ATX 3.1 power supply designed for reliable gaming, home and business PC builds. Its 80 PLUS Gold certification provides efficient power delivery, while a 120mm Hydro Dynamic Bearing fan with Smart and Silent Fan Control helps keep cooling noise under control. The 650W model meets ATX 3.1 requirements using conventional PCIe 6+2-pin graphics connectors rather than a 12V-2x6 cable. The compact 140mm chassis and durable black braided-pattern cables make it suitable for a wide range of modern systems.

Key features

  • 80 PLUS Gold.
  • ATX 3.1 and PCIe 5.1 support.
  • Traditional PCIe 6+2-pin GPU connectivity; no 12V-2x6 cable on the 650W model.
  • Fixed / Non-Modular cable design.
  • 120mm Hydro Dynamic Bearing (HDB) fan.
  • Smart and Silent Fan Control (S²FC).
  • Comprehensive OCP, OPP, OTP, OVP, SCP and UVP protection.
  • 5-year manufacturer's warranty.

Special Features

  • ATX 3.1 compliance using traditional PCIe 6+2-pin GPU connectivity, compact 140mm chassis

Specification

Specification Detail
Model CORE GC 650W ATX 3.1
Manufacturer Part Number SRP-CGC651-A5A32SF
Output Power 650W continuous power
Efficiency 80 PLUS Gold
Voltage Rails Single +12V rail
+12V Output 54A / 648W
ATX Form Factor ATX/EPS
ATX Standard ATX 3.1
PCIe Standard PCIe 5.1
Cabling Fixed / Non-Modular
Connectors 1 x 20+4-pin ATX
2 x 4+4-pin CPU/EPS
2 x 6+2-pin PCIe
2 x SATA
1 x 4-pin Molex
Fan 120mm Hydro Dynamic Bearing (HDB) fan
Fan Speed Control Smart and Silent Fan Control (S²FC)
Power Input 100-240V AC, 50/60Hz
Operating Temperature 0-40°C
Power Output DC outputs: +12V, +5V, +3.3V, -12V and +5VSB
Cable Set Fixed individual black cables with braided pattern
Protection OCP - Over Current Protection
OPP - Over Power Protection
OTP - Over Temperature Protection
OVP - Over Voltage Protection
SCP - Short Circuit Protection
UVP - Under Voltage Protection
Warranty 5-year manufacturer's warranty
Dimensions without cable (L x W x H), (mm) 140 x 150 x 86
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