The Seasonic CORE GC-850 is a high-performance 850W ATX power supply designed for demanding PC builds. Built to the ATX 3.1 standard and finished in a sleek black design, this unit delivers reliable and efficient power to a wide range of systems. With an input voltage range of 100 to 240V and a combined +12V output of 840W, it is well suited for both mid-range and high-end configurations. The non-modular cabling design ensures a straightforward installation process, making it a practical choice for enthusiasts and builders alike.
Efficiency and Cooling
The CORE GC-850 carries an 80 PLUS Gold certification, meaning it operates at a high level of efficiency across varying load conditions, helping to reduce energy consumption and heat output. Active cooling is provided by a single 120mm fan using ball bearing technology, which contributes to consistent airflow and long-term reliability. The unit is rated for operation between 0 and 40 degrees Celsius, covering typical desktop usage environments. An MTBF rating of 100,000 hours reflects the durability built into this power supply.
Connectivity and Protection
The CORE GC-850 includes a solid set of connectors to support modern builds, featuring a 20+4 pin ATX motherboard connector, dual 4+4 pin CPU connectors, three 6+2 pin PCIe connectors, one Molex connector, and two SATA power connectors. An 8-pin EPS connector is also included for added compatibility. Comprehensive protection features cover over current, over power, over voltage, under voltage, short circuit, and overheating, helping to safeguard connected components during operation.
Product number manufacturer:
SRP-CGC851-A5A32SF
Certificates
Connectivity
ATX power connector (20+4 pin):
CPU power connector (4+4 pins):
EPS power connector (8-pin):
Motherboard power connector:
20+4 pin ATX
PCI Express power connectors (6+2 pin):
3
PCI Express power connectors (8-pin):
Cooling
Energy management
Max output current (+12V):
70 A
Max output current (+3.3V):
20 A
Max output current (+5V):
20 A
Max output current (+5Vsb):
2.5 A
Max output current (-12V):
0.3 A
Environmental conditions
Operating temperature range (T-T):
0 - 40 °C
Physical characteristics
Technical details
Mean time between failures (MTBF):
100000 h
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