Seasonic Core GC 650W ATX 3.1 PCIe 5.1 80 Plus Gold Power Supply
Seasonic Core GC 650W ATX 3.1 PCIe 5.1 80 Plus Gold Power Supply
Overall Rating: 4.7 / 5 (average from multiple review sources, as of 10 Jul 2026)
Based on a total of 29,179 customer reviews from independent review platforms.
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Based on a total of 29,179 customer reviews from independent review platforms.
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Seasonic Core GC-650 650W ATX 80 Plus Gold PSU Power Supply - Black
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 12 Jul 2026)
Based on a total of 15,621 customer reviews from independent review platforms.
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Based on a total of 15,621 customer reviews from independent review platforms.
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£65.00
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SeaSonic Core GC-650 650W Fully Wired 80+ Gold ATX 3.1 Black Power Sup
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 12 Jul 2026)
Based on a total of 49,506 customer reviews from independent review platforms.
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Based on a total of 49,506 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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£69.98
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Seasonic CORE GC-650 650w PCIe 5.1 80 Plus Gold Power Supply - Black - SRP-CGC651-A5A32SF
Overall Rating: 4.4 / 5 (average from multiple review sources, as of 10 Jul 2026)
Based on a total of 15,346 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 15,346 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
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Seasonic CORE GC-650 ATX 3.1 power supply unit 650 W 24-pin ATX Black
Overall Rating: 4.6 / 5 (average from multiple review sources, as of 11 Jul 2026)
Based on a total of 495 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 495 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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Seasonic Power Supply 650W Core GC-650 ATX3 (80+Gold)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 12 Jul 2026)
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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£77.24
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Seasonic Power Supply 650W Core GC-650 ATX3 (80+Gold)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 12 Jul 2026)
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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650W SeaSonic Core GC-650 PSU, Black, Fully Wired, 80 PLUS Gold, Single Rail, 54
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 22 Jul 2026)
Based on a total of 23,298 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,298 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 4 working days of receiving cleared payment.
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£81.48
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Seasonic Power Supply 650W Core GC-650 ATX3 (80+Gold)
Overall Rating: 4.8 / 5 (average from multiple review sources, as of 12 Jul 2026)
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 80,610 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
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£101.20
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The Seasonic CORE GC Series delivers reliable performance and modern ATX 3.1 compliance at an essential value. Designed for everyday builders and gamers, it embodies Seasonic’s trusted quality in a compact 140 mm design with a durable scratch-resistant finish. With 80 PLUS® Gold efficiency, Smart and Silent Fan Control (S2FC), and a 120 mm HDB fan, it ensures cool, quiet, and stable operation. The CORE GC-750 and CORE GC-850 include a 12V-2×6 PCIe Gen 5.1 cable, ready for the latest GPUs, while the CORE GC-650 meets all ATX 3.1 requirements with traditional connectors. Built on decades of engineering excellence, the CORE GC Series delivers the quiet efficiency, reliability, and durability that define every Seasonic power supply. Optimized for PCIe 5.1 GPUs The CORE GC ATX 3.1 power supply features a native 12V-2x6 cable designed for the latest PCIe 5.1 graphics cards. With support for up to 600 W of power delivery, this cable ensures safe and stable performance for NVIDIA RTX 40 and 50
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Product Information
Weight & dimensions
| Height | 86 mm |
| Depth | 140 mm |
| Width | 150 mm |
Technical details
| Sustainability certificates | ENERGY STAR, ErP |
Packaging data
| Package type | Box |
Certificates
| Compliance certificates | RoHS, REACH, WEEE, CE, CB, CCC, cTUVus, BSMI, EAC, UKCA |
Operational conditions
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 15 - 65% |
Design
| On/off switch | Yes |
| Number of fans | 1 fan(s) |
| Fan diameter | 12 cm |
| Cooling type | Active |
| Product colour | Black |
Performance
| Mean time between failures (MTBF) | 100000 h |
| Bearing technology | Ball bearing |
| 80 PLUS certification | 80 PLUS Gold |
| ATX version | 3.1 |
| Power supply unit (PSU) form factor | ATX |
| Purpose | PC |
Ports & interfaces
| Cabling type | Non-Modular |
| Motherboard power connector | 24-pin ATX |
| ATX power connector (20+4 pin) | Yes |
| CPU power cable length | 60 cm |
| CPU power connector (4+4 pin) | Yes |
| PCI Express power cable length | 55 cm |
| PCI Express power connectors (8-pin) | 2 |
| Peripheral (Molex) power cable length | 600 mm |
| Peripheral (Molex) power connectors (4-pin) | 1 |
| SATA power cable length | 600 mm |
| Number of SATA power connectors | 2 |
| Motherboard power cable length | 55 cm |
Power
| Power protection features | Over current, Over power, Under voltage, Over voltage, Short circuit, Overheating |
| AC input voltage | 100 - 240 V |
| Total power | 650 W |
| Max output current (+5Vsb) | 2.5 A |
| Max output current (-12V) | 0.3 A |
| Max output current (+5V) | 20 A |
| Max output current (+12V) | 54 A |
| Max output current (+3.3V) | 20 A |
| Combined power (+5Vsb) | 12.5 W |
| Combined power (-12V) | 3.6 W |
| Combined power (+5V) | 100 W |
| Combined power (+12V) | 648 W |
| Combined power (+3.3V) | 100 W |
| Input current | 9 - 4.5 A |
| AC input frequency | 50/60 Hz |
Product information
At a glance
- Efficient 650W output for diverse builds.
- Modular design for easy cable management.
- Comprehensive safety features ensure component protection.
Note: This text was created with the help of AI.
Power Meets Performance: The Seasonic Core GC-650 ATX 3.1 650W
Are you building your dream PC or upgrading your current setup? The PSUs play a crucial role in ensuring your system runs smoothly, and the Seasonic Core GC-650 ATX 3.1 650W is an excellent choice for gamers, content creators, and casual users alike. With a powerful output of 650 watts, this power supply is designed to support a wide range of components, making it ideal for both entry-level and high-performance builds.
Unmatched Features and Benefits
The Seasonic Core GC-650 is packed with features that enhance performance and reliability. Its 80 PLUS Gold certification ensures high energy efficiency, translating to lower electricity bills and less waste heat. Additionally, it utilizes a fully modular design, allowing you to connect only the cables you need, resulting in a cleaner and more organized build. You'll appreciate the quiet operation thanks to the smart fan control which optimizes airflow while minimizing noise—perfect for those marathon gaming sessions or late-night work hours.
Stylish Design
Not only does the Seasonic Core GC-650 perform exceptionally, but it also looks sleek doing it. The clean, modern design features a matte black finish that will complement any build aesthetic. The compact size of the ATX form factor ensures easy installation in most cases, and the thoughtful layout of the connectors makes cable management a breeze. Plus, it comes with a durable housing that adds an extra layer of protection, ensuring that your investment remains safe and sound.
Safety First
When it comes to power supplies, safety is paramount, and the Seasonic Core GC-650 doesn’t skimp on this front. It includes multiple safety features such as over-voltage protection, over-current protection, and short-circuit protection. This means you can trust that your valuable components are shielded from power irregularities. Pair this with a 5-year warranty, and you can rest easy knowing that you’re covered in case of any unexpected issues.
Note: This text was created with the help of AI.
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2 Variants from £74.99
Seasonic Core GC 750W ATX 3.1 PCIe 5.1 80 Plus Gold Power Supply
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Seasonic Core GC 850W ATX 3.1 PCIe 5.1 80 Plus Gold Power Supply
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