Seasonic Core GC-550, 550W, 80 PLUS Gold, Smart Fan

The Seasonic Core GC-550 power supply is a dependable and efficient power supply designed for mid-range systems. Certified with 80 PLUS Gold, it delivers up to 90% efficiency, reducing energy waste and heat generation. Featuring a 120mm fan with Smart and Silent Fan Control, the GC-550 offers optimized cooling while keeping noise levels low.

Its fixed cable design simplifies setup, making it ideal for compact and straightforward PC builds. With robust protections and a 7-year warranty, the Core GC-550 is a reliable solution for powering your system.

Key Features

• Wattage: 550W continuous output, perfect for mid-range gaming, home office, and productivity systems.
• Efficiency Rating: 80 PLUS Gold certified, delivering up to 90% efficiency at typical loads.
• Cooling System: 120mm sleeve bearing fan with Smart and Silent Fan Control for quiet and effective cooling.
• Fixed Cable Design: Pre-attached cables for a straightforward installation process.
• Compact Size: 140mm length fits easily in most standard cases.
• Industrial-Grade Protection: Includes OVP, OPP, SCP, UVP, OCP, and OTP for component safety.
• Durability: Backed by a 7-year warranty for long-term reliability.

Specifications

• Brand: Seasonic
• Model: Core GC-550
• Wattage: 550W continuous output
• Efficiency Certification: 80 PLUS Gold
• Form Factor: ATX
• Input Voltage: Full range (100-240V AC)
• Input Frequency Range: 50-60Hz
• PFC: Active PFC
• Fan Size and Type: 120mm sleeve bearing fan
• Fan Control: Smart and Silent Fan Control for optimal cooling and noise reduction
• Operating Temperature: 0-50°C (derating to 80% from 40°C to 50°C)
• Protections: OVP, OPP, SCP, UVP, OCP, OTP
• Cable Type: Fixed cables
• Connectors:
  • Motherboard: 1 x 24-pin ATX (610mm)
  • CPU/EPS: 1 x 8-pin EPS12V (650mm)
  • PCIe: 2 x 8-pin PCIe (750mm shared cable)
  • SATA: 4 x SATA (700mm and 600mm shared cables)
  • Peripheral (Molex): 3 x 4-pin Molex (690mm shared cable)
• Dimensions: 140mm x 150mm x 86mm
• MTBF: 100,000 hours at 25°C (excluding fan)
• Warranty: 7 Years

Processor Compatibility

The Core GC-550 supports Intel Core i7/i5 and AMD Ryzen 7/5 processors, ensuring stable power delivery for demanding applications.

Graphics Card Compatibility

The Seasonic Core GC-550, with its 550W power output and 80 PLUS Gold certification, is designed for budget to mid-range gaming setups. Its reliable +12V rail ensures stable power delivery to modern GPUs, even during peak loads. Here’s how it pairs with popular graphics cards:

Perfect Match

NVIDIA: GTX 1660 SUPER, RTX 3050, RTX 3060.

AMD Radeon: RX 6500 XT, RX 6600.

Capable of Handling:

GPUs with a power draw of up to 200W, making it suitable for moderate overclocking.

Not Recommended For:

High-end GPUs such as RTX 4080 or RX 7900 XTX, which demand higher wattage.

Motherboard Compatibility

The Seasonic Core GC-550 follows the ATX12V standard, ensuring broad compatibility with a variety of motherboards:

Ideal Pairing:

• AMD: A320M, B450M, A520M, B550, and X570 chipset boards.
• Intel: H410, B460, H510, B560, and B660 motherboards.

Form Factor: Its compact design fits seamlessly into mid-tower and smaller ATX cases, supporting efficient cable management.

Product Recommendations

Looking to build a budget gaming PC or a mid-range setup with optimal power efficiency? The Seasonic Core GC-550 pairs excellently with the following components:

Graphics Card Recommendation:

• MSI GeForce GTX 1660 SUPER VENTUS: A powerful 1080p gaming GPU that thrives on 550W of stable power.
• ASUS Dual GeForce RTX 3050 V2 OC: Ideal for budget-conscious gamers seeking entry-level ray tracing capabilities.

Motherboard Recommendation:

• MSI B450M-A PRO MAX II: Budget-friendly and perfect for Ryzen builds, offering excellent compatibility with the GC-550.
• Gigabyte H510M H V2 (LGA 1200 socket): Affordable and efficient for Intel 10th/11th Gen setups.

Energy Efficiency

The 80 PLUS Gold certification ensures up to 90% efficiency at typical loads, reducing power consumption and heat output, making it eco-friendly and cost-effective.

Cooling and Noise Level

The 120mm fan with Smart and Silent Fan Control dynamically adjusts its speed based on load, ensuring efficient cooling and low noise levels for a quiet computing environment.

Is the Seasonic Core GC-550 for You?

The Seasonic Core GC-550 is a great choice for mid-range PC builders seeking efficiency, reliability, and quiet operation. With 80 PLUS Gold certification, robust protections, and a compact design, it’s perfect for gaming, office, and productivity systems.