CORE GX ATX 3 (2024)
The updated Seasonic CORE GX ATX3 series complies with the latest ATX3 standards and includes four output ranges from 1000W to 650W in both black and white colors. Catering to a broad spectrum of PC enthusiasts and system builders, these power supplies provide a fine balance between cost and performance. The 80 PLUS® Gold certified Seasonic's Core GX line is a fully modular design equipped with black cables featuring a braided pattern. These power supplies are solid performers for a large range of applications, where a 120 mm fluid dynamic bearing fan is combined with Seasonic's Smart and Silent Fan Control to ensure the optimal cooling performance at the lowest possible noise level.
SPECIFICATIONS
Technical Specifications |
80PLUS ® |
Gold |
Cybenetics Efficiency Level |
TBA |
Cybenetics Noise Level |
TBA |
Form Factor |
ATX/EPS |
Fan Information |
Fan Size |
120 mm |
Fan Control |
Smart and Silent Fan Control |
Fan Bearing |
Fluid Dynamic Bearing |
Life Expectancy |
25,000 hours at 40 °C, 15 % – 65 % RH |
Cable Information |
Modularity |
Fully Modular |
Cable type |
Individual Black Cables with Braided Pattern |
Electrical Features |
Operating Temperature |
0 - 50 °C (derating from 100% to 80% from 40 °C to 50 °C linearly) |
MTBF @ 25 °C, excl. fan |
100,000 hours |
AC Input |
Full Range |
Protection |
OPP, OCP, OTP, OVP, SCP, UVP |
Safety and Environmental |
Safety and EMC |
BSMI, C-tick, CB, CCC, CE, cTUVus, EAC, FCC, TUV, UKCA |
Environmental Compliance |
Energy Star, ErP Lot 6, REACH, RoHS, WEEE |
Warranty |
7 Years |

Power Output |
AC Input |
Voltage: 100 V - 240 V |
Current: 11 - 5.5 A |
Frequency: 50 Hz - 60 Hz |
DC Output |
Rail |
+3.3 V |
+5 V |
+12 V |
-12 V |
+5 VSB |
Maximum Power |
20 A |
20 A |
70 A |
0.3 A |
3 A |
100 W |
840 W |
3.6 W |
15 W |
Total continuous power |
850 W |