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EVGA Supernova 1300 P+ 1300W Review: Who It Fits and Who Should Skip It

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This evga supernova 1300 p review focuses on a high-capacity power supply designed for demanding systems. The unit delivers 1300W of power, making it suitable for multiple high-end graphics cards. It carries an 80 Plus Platinum efficiency rating, which means it wastes less energy as heat during typical loads. The fully modular design lets you connect only the cables you need, reducing clutter inside your case. These two specs, high wattage and top-tier efficiency, define its core value. You get a stable foundation for your build without excessive power loss.

What stands out

  • 1300W continuous power output for extreme builds
  • 80 Plus Platinum certification for 92% efficiency
  • Fully modular cable design for cleaner builds
  • 10-year warranty coverage for long-term use

Who it fits

Good fit for

This unit suits users building extreme gaming rigs or workstations with multiple GPUs. The 1300W capacity handles heavy loads without strain. The 80 Plus Platinum rating helps lower electricity bills over time. If you value quiet operation, the ECO Mode keeps the fan off at low loads. The fully modular cables help you manage airflow in tight cases. It is ideal for enthusiasts who want stability and efficiency in one package.

Who should skip it

You should look elsewhere if your system does not need more than 850W. The 1300W capacity is overkill for standard gaming PCs. The large physical size, measuring 18.3 inches in length, may not fit smaller cases. If you prefer a non-modular design for simplicity, this unit adds unnecessary complexity. Users on a tight budget might find better value in lower wattage options that still meet their needs.

Verdict: The EVGA Supernova 1300 P+ is a robust choice for extreme builds needing high wattage and efficiency. It offers excellent specs but may be too large and powerful for average users.

Key specs explained for EVGA

Wattage: 1300W

This power supply delivers 1300 watts of continuous power. You need this capacity if you run multiple high-end graphics cards or a heavily overclocked CPU. It ensures stable power during peak loads. Compare this to lower wattage units if you have a single mid-range GPU, as they will not require such high output for your system.

Efficiency Rating: 80+ Platinum

The unit converts at least 92% of AC power to DC under typical loads. This reduces heat and electricity waste. You save on energy costs and keep your case cooler. When shopping, compare this to Bronze or Gold ratings, which offer lower efficiency. Platinum is ideal for users who want maximum performance with minimal energy loss.

Modularity: Fully Modular

All cables are detachable from the power supply unit. You only connect the cables your components actually use. This reduces clutter inside your case and improves airflow for better cooling. Compare this to non-modular units where excess cables block fans. Fully modular designs offer cleaner builds and easier management for your internal components.

Warranty: 10 Year

EVGA provides a ten-year warranty for this power supply. This long coverage period indicates confidence in the component quality and longevity. You have extended protection against manufacturing defects. Compare this to standard five-year warranties found on many competitors. A longer warranty reduces long-term risk and provides peace of mind for your investment.

Design and build details

The EVGA Supernova 1300 P+ measures 6.8 inches wide, 10.5 inches high, and 18.3 inches long. According to the listing, this standard ATX form factor fits most mid-tower and full-tower cases. The unit weighs a substantial amount due to its internal components. You should verify your case clearance before installation to ensure the 18.3-inch length does not obstruct drive cages or rear fans.

The finish is described as multicolor in the specifications. This likely refers to the branding or connector labeling rather than a vibrant exterior paint job. The build emphasizes durability through the use of 100% Japanese capacitors. These components help maintain stable voltage output over time. The +DC-DC converter design further improves stability for the 3.3V and 5V rails. This matters if you run many peripherals or high-draw USB devices alongside your GPU.

Modularity plays a key role in the physical design. The fully modular layout allows you to connect only the cables you need. This reduces cable clutter inside your case. Less clutter improves airflow around your graphics cards and CPU cooler. The double ball bearing fan is rated for a long lifespan. EVGA also includes ECO mode to keep the fan silent at low loads. This design choice supports a quiet system environment without sacrificing thermal performance.

Setup and everyday use

Installing this unit requires careful planning due to its fully modular design. You must connect each cable individually to the PSU. This approach reduces cable clutter inside your case, which improves airflow around your components. The listing notes a 10-year warranty, providing long-term reliability for your build. The unit features double ball bearing fans, which are designed for a longer lifespan compared to sleeve bearing alternatives. EVGA includes an ECO mode in the specifications. This feature likely allows the fan to stop spinning entirely under low loads, resulting in silent operation. This is useful for quiet workstations or gaming setups where noise matters. The 80 Plus Platinum certification indicates high efficiency, meaning less heat is generated during typical loads. This efficiency reduces strain on your cooling system. The inclusion of a free power-on self-test is a notable feature. This tool allows you to verify the unit functions correctly before installing it in your case. This saves time and prevents potential issues with faulty hardware. The 1300W capacity supports multiple high-end graphics cards and overclocked CPUs. You should ensure your case can accommodate the 18.3-inch length. The fully modular nature means you only use the cables you need. This simplifies cable management significantly. Daily use involves stable power delivery thanks to the 100% Japanese capacitors and +DC-DC converter design. These components improve stability on the 3.3V and 5V rails. This ensures your peripherals and motherboard receive consistent voltage. The unit is built for demanding systems that require consistent, high-quality power without excessive noise or heat.

Before You Buy This PSU

Before you buy this unit, verify your case can accommodate its 18.3-inch length. High-end builds often have tight spaces. You will need compatible modular cables. The fully modular design reduces clutter but requires you to source the correct connectors for your components. Check your motherboard and graphics cards for the necessary PCIe or SATA power inputs. This PSU fits best with systems that demand stable power under heavy loads. It sits alongside other high-wattage options by offering platinum efficiency, which lowers electricity costs over time. Unlike lower-tier units, it uses Japanese capacitors for better stability. You should also consider your room’s temperature. The double ball bearing fan supports quiet operation, but adequate case airflow remains essential. If you run multiple GPUs, this capacity ensures headroom. For smaller builds, a lower wattage model might suffice. Ensure your current cables match the new unit’s layout to avoid compatibility issues during installation.

Check before you buy

  • Verify your case fits the 18.3-inch length.
  • Check compatibility of modular cables with your components.
  • Ensure adequate case airflow for the double ball bearing fan.
  • Confirm your system needs 1300W for multiple GPUs.

The product at a glance

EVGA Supernova 1300 P+ 1300W Fully Modular PSU

Best for: High-end gaming PCs with large cases

Wattage
1300W
Efficiency Rating
80+ Platinum
Modularity
Fully Modular
Warranty
10 Year
Dimensions
18.3 × 6.8 × 10.5 inches

View on Amazon: EVGA Supernova 1300 P+ 1300W Fully Modular PSU Affiliate link

The EVGA Supernova 1300 P+ delivers 1300W of power with 80 Plus Platinum efficiency. This fully modular unit uses Japanese capacitors and a +DC-DC converter design for stable voltage output. It features a double ball bearing fan and ECO mode for quiet operation. You get a 10-year warranty. This power supply suits high-end builds requiring reliable, efficient power delivery.

Pros

  • 1300W wattage for high-end systems
  • 80 Plus Platinum efficiency rating
  • Fully modular cable management
  • 10-year warranty coverage
  • Japanese capacitors for stability

Cons

  • Large physical dimensions
  • No smart monitoring app
  • No USB-C output

Good fit if

  • You need 1300W for a high-end GPU
  • You want 80 Plus Platinum efficiency
  • You prefer fully modular cables

Skip if

  • You have a small form factor case
  • You need smart monitoring features
  • You want a lower wattage unit

Verdict: EVGA Supernova 1300W Platinum PSU fits users with large cases and high-power GPUs who value efficiency and a long warranty.

Specifications side by side

Spec EVGA Supernova 1300 P+ 1300W Fully Modular PSU
Wattage 1300W
Efficiency Rating 80+ Platinum
Modularity Fully Modular
Warranty 10 Year
Dimensions 18.3 × 6.8 × 10.5 inches
Size 1300W
Color Multicolor
Model 220-PP-1300-X1

Frequently asked questions

Does the EVGA Supernova 1300 P+ work with large cases?

Yes, this unit is designed for high-end gaming PCs that use large cases. It measures 18.3 inches in length, 6.8 inches in width, and 10.5 inches in height. You must verify your case has enough depth to accommodate these dimensions before purchasing. The standard ATX form factor fits most mid-tower and full-tower chassis that provide ample internal space.

Is this power supply fully modular?

Yes, the EVGA Supernova 1300 P+ features a fully modular design. This means you connect only the cables you actually need to the unit. This approach helps you reduce cable clutter inside your case. Better cable management improves airflow around your components, which helps keep your system running cooler during intense gaming sessions or heavy workloads.

What efficiency rating does this PSU have?

This power supply carries an 80 Plus Platinum efficiency rating. This certification indicates that the unit converts AC power to DC power with high effectiveness, wasting less energy as heat. High efficiency is beneficial for users who run their systems for long periods. It also helps lower your overall electricity consumption while maintaining stable power delivery to your components.

Can this unit handle multiple high-end graphics cards?

Yes, the 1300W capacity is suitable for systems with multiple high-end graphics cards. This wattage ensures stable power delivery during peak loads, even when your GPU and CPU are under heavy stress. If you plan to run a multi-GPU setup or a heavily overclocked processor, this unit provides the necessary headroom to maintain system stability and performance.

What are the physical dimensions of this power supply?

The EVGA Supernova 1300 P+ measures 18.3 inches in length, 10.5 inches in height, and 6.8 inches in width. These dimensions define its physical footprint within your computer case. You should measure your case interior to ensure it can fit this specific size. The unit model number is 220-PP-1300-X1, which you can use for reference.

Who is this power supply best suited for?

This unit is best for users with high-end gaming PCs and large cases. It is ideal for those who value high efficiency and need significant power headroom. If you plan to install large graphics cards or build a system with substantial power demands, this power supply meets those requirements. It is not necessary for basic office or low-power builds.

Does the listing mention any specific warranty details?

The product listing notes a 10-year warranty for this unit. This coverage provides long-term protection for your investment in high-quality components. A longer warranty period often reflects the manufacturer's confidence in the product's durability and reliability. You should keep your proof of purchase to ensure you can access this support if any issues arise during the warranty period.

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