Seasonic Core GC-850 ATX3 850W Atx 3.1 80 Plus Gold braided cables Hydro Dynamic Bearing Fan Power Supply
5100 EGP
- Part Number: SRP-CGC851-A5A32SF
- Model Name: Seasonic Core GX ATX 3.1 850W
- Power & Efficiency: 850W, 80 PLUS Gold, ATX 3.1
- Cables: Fully Modular, Black Braided, Native 12V-2×6
- Cooling: 120mm HDB Fan, Silent Mode
- Warranty: 7 Years
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⚡ Quick Verdict:
The Seasonic Core GC-850 is the ultimate value king for modern gaming rigs. With ATX 3.1 compliance, a native 12V-2×6 cable for next-gen GPUs, and revolutionary OptiSink cooling, it delivers premium performance without the premium price tag.
Seasonic Core GC-850 ATX 3.1 850W Power Supply
Future-Ready Power. Engineered for RTX 40 & 50 Series.
The updated Seasonic CORE GX ATX 3.1 Series complies with the latest ATX 3.1 and PCIe 5.1 standards, offering a perfect balance between cost and high-end performance.
This 850W unit features a native 12V-2×6 cable designed for the latest PCIe 5.1 graphics cards, supporting up to 600W of power delivery. It ensures safe, stable, and clean power for NVIDIA RTX 40 and upcoming 50 series GPUs, while also including a 12V-2×6 to 2x 8-pin adapter for legacy compatibility.
Equipped with new OptiSink™ technology, the Core GC offers an eightfold increase in heat dissipation compared to previous generations. This eco-friendly design keeps internal components cooler, enhancing long-term reliability and allowing for safe installation in any orientation.
The Smart and Silent Fan Control (S2FC) intelligently regulates fan speed, ensuring your system remains whisper-quiet during everyday tasks while providing optimal cooling during intense gaming sessions.
💚 Pro Tip: The included native 12V-2×6 cable eliminates the need for messy adapters when connecting to modern GPUs, providing a cleaner look and safer power delivery directly from the PSU.
Technical Specifications
| Model Name | Core V2 GC-850 |
| Part Number / MPN | SRP-CGC851-A5A32SF |
| SKU / EAN-13 | 882016003233 |
| 80PLUS® | Gold |
| Cybenetics Efficiency Level | Platinum |
| Cybenetics Noise Level | A- |
| Form Factor | ATX/EPS |
| Dimensions | 140 × 150 × 86 mm |
| Fan Size | 120 mm |
| Fan Control | Smart and Silent Fan Control (S2FC) |
| Fan Bearing | Hydro Dynamic Bearing |
| Life Expectancy | 25,000 hours at 40 °C, 15 % — 65 % RH |
| Modularity | Fully Modular |
| Cable Type | Individual Black Cables with Braided Pattern |
| Operating Temperature | 0 – 50 °C |
| MTBF @ 25 °C, excl. fan | 100,000 hours |
| AC Input | Full Range |
| Protection | OCP, OPP, OTP, OVP, SCP, UVP |
| 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 Local Warranty |
Power Output Details
| AC Input | 100 V – 240 V, 11 – 5.5 A, 50 Hz – 60 Hz | ||||
|---|---|---|---|---|---|
| DC Output Rail | +3.3 V | +5 V | +12 V | -12 V | +5 VSB |
| Maximum Current | 20 A | 20 A | 70 A | 0.3 A | 3 A |
| Maximum Power | 100 W (Combined) | 840 W | 3.6 W | 15 W | |
| Total Continuous Power | 850 W | ||||
Cable Specifications
| Cable Details | Connectors per Cable | Cables Count | Total Length | Type |
|---|---|---|---|---|
| MB (24/20 pins) | 1 Connector | 1 Cable | 610 mm | Modular |
| CPU (8/4 pins) | 1 Connector | 2 Cables | 750 mm | Modular |
| 12V-2×6 (12+4 Pins) | 1 Connector | 1 Cable | 700 mm | Modular |
| PCIe (8/6 pins) | 1 Connector | 1 Cable | 750 mm | Modular |
| PCIe (8/6 pins) | 2 Connectors | 1 Cable | 700 mm | Modular |
| SATA | 3 Connectors | 2 Cables | 690 mm | Modular |
| Molex | 3 Connectors | 1 Cable | 700 mm | Modular |
Frequently Asked Questions
Q: What is OptiSink™ technology?
A: OptiSink™ is a new PCB layout and component design that increases internal space for better airflow. It provides an eightfold increase in heat dissipation, keeping the PSU cooler and more reliable over its 7-year lifespan.
Q: Is this power supply ready for the NVIDIA RTX 50 series?
A: Yes. It complies with ATX 3.1 and PCIe 5.1 standards and includes a native 12V-2×6 cable, ensuring it is fully compatible with current RTX 40 series and future RTX 50 series graphics cards.
Q: Can I use this with my older GPU that uses 8-pin connectors?
A: Absolutely. The Core GC-850 includes a 12V-2×6 to 2x 8-pin adapter cable, making it easy to upgrade your PSU without needing to change your existing graphics card.
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