Fasgear 70cm PCIe 5.1 12VHPWR Alternatives: 6 Similar Picks Compared

How these alternatives compare

Corsair ThermalProtect 600W 12V-2x6 Cable

The Corsair ThermalProtect cable offers a different approach to PCIe 5.1 connectivity. It features a 12V-2x6 connector rather than the original's 12VHPWR design. This model includes over-temperature protection, adding a safety layer for high-wattage connections. Its 25.6-inch length provides more reach than the 70cm original. The white color suits clean builds better than the black option. It does not require specific PSU brands like ASUS or EVGA. You get peace of mind with its thermal safeguards. It is ideal if you prioritize safety and cable management. The dual-tone connector helps with identification. This cable fits users who need a versatile, safe connection without brand restrictions.

MSI MAG 850W Fully Modular ATX Power Supply

The MSI MAG 850W PSU replaces a simple cable with a complete power solution. It supports ATX 3.1 standards and includes native PCIe 5.1 connectors. This fully modular unit delivers 850W of power, eliminating the need for adapters. The 80 Plus Gold rating ensures efficient energy use. It features a 10-year warranty, offering long-term reliability. The unit is larger than a cable, measuring 12 inches in length. It fits high-end gaming rigs with modern GPUs. You get stable power for demanding builds. The design prioritizes longevity and clean cable management. It is best for builders who want a comprehensive power supply rather than just a cable. It supports the latest connector standards natively.

Corsair RM850x Shift 850W White ATX Power Supply

The Corsair RM850x Shift provides a modern power supply alternative to the cable. It supports ATX 3.1 and PCIe 5.1 standards. The 850W output handles high-power GPUs without adapters. Its white color matches aesthetic builds better than the black cable. The unit is compact, measuring 6.3 inches in length. It offers full modularity for clean cable routing. The 80 Plus Gold rating ensures efficient power delivery. It is ideal for builders needing reliable high-wattage power. The design fits modern GPU builds seamlessly. You get native connector support without extra cables. This PSU is best for those prioritizing efficiency and aesthetics. It provides a complete power solution for demanding systems.

Corsair RM1000x 1000W ATX 3.1 PSU

The Corsair RM1000x PSU offers higher wattage than the cable can provide. It delivers 1000W of power with ATX 3.1 support. The unit includes native PCIe 5.1 connectors for modern GPUs. Its black color suits standard builds. The compact design measures 2.3 inches in length. It is fully modular for flexible cable management. This PSU fits users prioritizing wattage and native connectivity. It eliminates the need for adapter cables entirely. The 12V-2x6 connector ensures safe power delivery. It is ideal for high-wattage modern GPU builds. You get robust power for demanding rigs. This unit is best for those needing maximum power without adapters.

Corsair RM850x 850W Fully Modular ATX 3.1 PSU

The Corsair RM850x PSU provides a complete power solution instead of a cable. It supports ATX 3.1 and PCIe 5.1 standards. The 850W output handles high-power GPUs natively. The black color fits standard builds. The compact design measures 2.3 inches in length. It is fully modular for clean cable routing. The unit offers robust power for gaming rigs. It prioritizes efficiency and modular flexibility. You get native connector support without extra cables. This PSU is best for high-end gaming PCs needing PCIe 5.1. It provides a reliable power source for demanding systems. It eliminates the need for adapter cables entirely.

EZDIY-FAB 16AWG 300mm PSU Extension Kit

The EZDIY-FAB extension kit serves a different purpose than the PCIe 5.1 cable. It uses standard 8-pin connectors rather than the 12VHPWR design. The 300mm length offers moderate reach for standard builds. The black and red color scheme suits themed setups. It is a solid bundle for users with standard GPU power needs. It does not support the latest PCIe 5.1 standard. You get multiple standard cables for versatile connectivity. It is ideal for builds that do not require 12VHPWR. This kit fits users who need standard extensions. It provides a practical solution for older GPU configurations. It lacks the high-power capabilities of the original cable.

Quick picks

Our 7 picks

1 Best overall

Fasgear 70cm PCIe 5.1 12VHPWR Power Cable

Best for: ASUS, EVGA, or Seasonic PSU owners

PCIe Connector Type

12VHPWR, 6+2 pin

PCIe Version

PCIe 5.1

Dimensions

4.72 × 4.53 × 1.38 inches

Weight

6.35 ounces

View on Amazon: Fasgear 70cm PCIe 5.1 12VHPWR Power Cable Affiliate link

This Fasgear cable converts two 8-pin PSU connectors into one 12VHPWR plug for RTX 40-series GPUs. It uses 16AWG tinned copper wires to support up to 600W of output. The 70cm length helps keep your build tidy compared to shorter stock cables. You need an ASUS, EVGA, or Seasonic fully modular power supply with three free 8-pin ports to use it safely.

Pros

• Supports up to 600W output via 16AWG tinned copper wiring
• 70cm length improves cable management over standard 10cm cables
• Includes four transparent acrylic cable combs for neat routing
• Compatible with RTX 4070 Ti, 4070, 3090 Ti, 4080, and 4090

Cons

• Only works with ASUS, EVGA, or Seasonic power supplies
• Requires three unoccupied 8-pin ports on your PSU
• Not compatible with semi-modular or non-modular power supplies

Good fit if

• You own an ASUS, EVGA, or Seasonic fully modular PSU
• You have three free 8-pin PCIe ports on your power supply
• You want a longer cable for better case cable management

Skip if

• You use a non-ASUS, non-EVGA, or non-Seasonic power supply
• Your PSU lacks three free 8-pin PCIe connectors
• You have a semi-modular or non-modular power supply

Verdict: Fasgear 70cm PCIe 5.1 12VHPWR Cable is a practical solution for owners of specific fully modular power supplies who need a longer, high-power connection for their graphics card.

2 Also great

Corsair ThermalProtect 600W 12V-2x6 Cable

Best for: White builds needing 600W PCIe 5.1 safety

PCIe Connector Type

12V-2x6

PCIe Version

PCIe 5.1

Connector

12V-2x6 Connector

Dimensions

25.6 × 0.79 × 0.39 inches

Weight

5.07 ounces

View on Amazon: Corsair ThermalProtect 600W 12V-2x6 Cable Affiliate link

This is a white Corsair ThermalProtect PCIe 5.1 cable rated for 600W. It features a 12V-2x6 connector and built-in over-temperature protection. The design includes flexible debossed cables for easy routing and a dual-tone connector for visual confirmation. It works with any power supply that has a native 12V-2x6 connection. You should choose this if you need a safe, high-wattage cable with a clean look.

Pros

• PCIe 5.1 standard for 600W support
• Built-in over-temperature protection shuts off power at thresholds
• Dual-tone connector shows secure insertion
• Flexible debossed cable design for routing

Cons

• White color only available in two options
• 25.6-inch length may limit tight builds
• Requires PSU with native 12V-2x6 output

Good fit if

• You need a 600W PCIe 5.1 cable
• You want built-in over-temperature protection
• You prefer a white cable for your build

Skip if

• You need a black cable
• Your PSU lacks a native 12V-2x6 connector
• You require a cable shorter than 25.6 inches

Verdict: Corsair ThermalProtect PCIe 5.1 600W Cable fits users who prioritize safety and clean cable management. Its over-temperature protection and dual-tone connector provide peace of mind for high-wattage GPU connections.

3 Also great

MSI MAG 850W Fully Modular ATX Power Supply

Best for: High-end gaming builds with modern GPUs

Wattage

850W

Efficiency Rating

80+ Gold

Modularity

Fully Modular

ATX Version

ATX 3.1

PCIe Connector Type

12V-2x6

Warranty

10 Year

View on Amazon: MSI MAG 850W Fully Modular ATX Power Supply Affiliate link

The MSI MAG A850GL is a fully modular power supply rated for 850W. It supports ATX 3.1 and PCIe 5.1 standards with native 12V-2x6 connectors. This unit carries an 80 Plus Gold efficiency rating and includes a 10-year warranty. It suits gamers who need reliable high-wattage support for modern graphics cards without excessive bulk.

Pros

• 850W output capacity
• Fully modular cable design
• ATX 3.1 and PCIe 5.1 ready
• 80 Plus Gold efficiency
• 10-year warranty coverage

Cons

• Larger physical dimensions than compact alternatives
• Higher price point than 80 Plus Bronze units
• No smart monitoring app included

Good fit if

• You need native 12V-2x6 support for new GPUs
• You want a fully modular build for clean cable management
• You prefer a long warranty period for peace of mind

Skip if

• You require a compact SFX form factor
• You are building a low-power office PC
• You need budget-focused 80 Plus Bronze efficiency

Verdict: MSI MAG A850GL 850W ATX 3.1 PSU delivers stable power for high-end gaming rigs with modern connector support. It fits builders who prioritize longevity and clean cable management over minimal size.

4 Also great

Corsair RM850x Shift 850W White ATX Power Supply

Best for: Modern high-power GPU builds

Wattage

850W

Efficiency Rating

80 Plus Gold

Modularity

Fully Modular

ATX Version

ATX 3.1

PCIe Connector Type

PCIe 5.1

Dimensions

6.3 × 5.91 × 3.39 inches

View on Amazon: Corsair RM850x Shift 850W White ATX Power Supply Affiliate link

This Corsair power supply delivers 850W of stable power with ATX 3.1 and PCIe 5.1 support. It features 80 Plus Gold efficiency and fully modular cabling. The compact design fits well in smaller cases. You get white cables for clean builds. It is a solid choice for modern GPUs requiring high power.

Pros

• 850W output capacity
• ATX 3.1 standard support
• PCIe 5.1 connector ready
• 80 Plus Gold efficiency
• Fully modular cable design

Cons

• White cables only
• Larger footprint than shift models
• Heavier at 3.75 pounds

Good fit if

• You need ATX 3.1 compliance
• You want 80 Plus Gold efficiency
• You prefer white cable aesthetics

Skip if

• You require a non-white color scheme
• You need the absolute smallest form factor
• You prefer lower cost options

Verdict: Corsair RM850x Shift 850W ATX 3.1 suits builders needing reliable high-wattage power with modern PCIe 5.1 support. It is ideal for those prioritizing efficiency and cable management in a white-themed build.

5 Best premium

Corsair RM1000x 1000W ATX 3.1 PSU

Best for: high-wattage modern GPU builds

Wattage

1000W

Efficiency Rating

Cybenetics Gold

Modularity

Fully Modular

ATX Version

ATX 3.1

PCIe Connector Type

12V-2x6

PCIe Version

PCIe 5.1

View on Amazon: Corsair RM1000x 1000W ATX 3.1 PSU Affiliate link

The Corsair RM1000x is a fully modular ATX 3.1 power supply rated at 1000W. It supports PCIe 5.1 with a native 12V-2x6 connector, eliminating the need for adapters. The unit carries a Cybenetics Gold efficiency rating. Its dimensions are 3.39 by 5.91 by 2.3 inches, and it weighs 6.88 pounds. This model suits users needing high wattage for modern GPUs.

Pros

• 1000W output capacity
• Fully modular cable design
• Native 12V-2x6 PCIe 5.1 support
• Cybenetics Gold efficiency certification

Cons

• Heavier build at 6.88 pounds
• Black color only
• Larger width than compact models

Good fit if

• You need 1000W for high-end GPUs
• You want native PCIe 5.1 support
• You prefer fully modular cables

Skip if

• You need a white color option
• You require a compact form factor
• You need less than 1000W

Verdict: Corsair RM1000x ATX 3.1 1000W PSU delivers high power and modern connectivity for demanding builds. It fits users prioritizing wattage and native PCIe 5.1 support over compact size.

6

Corsair RM850x 850W Fully Modular ATX 3.1 PSU

Best for: High-end gaming PCs needing PCIe 5.1 support

Wattage

850W

Efficiency Rating

Cybenetics Gold

Modularity

Fully Modular

ATX Version

ATX 3.1

PCIe Connector Type

12V-2x6

PCIe Version

PCIe 5.1

View on Amazon: Corsair RM850x 850W Fully Modular ATX 3.1 PSU Affiliate link

This Corsair unit delivers 850W through a fully modular design. It supports ATX 3.1 and PCIe 5.1 standards with a 12V-2x6 connector. The build includes Cybenetics Gold efficiency and low-noise operation. You get a compact ATX form factor that fits most cases. This power supply suits builders needing reliable high-wattage support for modern GPUs.

Pros

• 850W total power output
• Fully modular cable management
• ATX 3.1 compliance
• PCIe 5.1 12V-2x6 support
• Cybenetics Gold efficiency rating

Cons

• Black color limits aesthetic matching for white builds
• Heavier at 3.9 pounds compared to lighter alternatives
• Standard ATX size may not fit extremely small cases

Good fit if

• You need a fully modular unit for clean cable routing
• You are building a system with high-end PCIe 5.1 GPUs
• You prefer Cybenetics Gold efficiency standards

Skip if

• You require a white color scheme for your build
• You are using a Mini-ITX case with strict size limits
• You need a power supply with RGB lighting

Verdict: Corsair RM850x ATX 3.1 PSU provides robust 850W output and modern PCIe 5.1 support for demanding gaming rigs. It fits users prioritizing efficiency and modular flexibility over compact size or white aesthetics.

7 Best budget

EZDIY-FAB 16AWG 300mm PSU Extension Kit

Best for: Standard 8-pin GPU power needs

PCIe Connector Type

6+2-pin

Device Compatibility

PCs

View on Amazon: EZDIY-FAB 16AWG 300mm PSU Extension Kit Affiliate link

This EZDIY-FAB kit bundles essential power extensions for standard builds. It includes a 300 mm 24-pin ATX cable, two 4+4-pin EPS connectors, and three PCIe 8-pin GPU cables. The 16 AWG copper wiring supports over 1000W of power. PET sleeving keeps the cables neat and resistant to deformation. It is a practical solution for users needing multiple standard connectors in a compact length.

Pros

• 16 AWG high-density copper wire supports over 1000W
• Includes three 8-pin PCIe GPU cables
• PET sleeving enhances cable management and aesthetics
• Bundles 24-pin ATX and dual EPS connectors

Cons

• 300 mm length is shorter than the 70 cm alternatives
• Uses standard 8-pin PCIe connectors instead of 12VHPWR
• Does not include 12V-2x6 or 12VHPWR adapters

Good fit if

• You need multiple standard 8-pin GPU connectors
• You prefer a bundled kit for basic power needs
• You want PET sleeving for a tidy build

Skip if

• You require a 12VHPWR or 12V-2x6 connection
• You need a cable length exceeding 300 mm
• You are building with modern 12VHPWR GPUs

Verdict: EZDIY-FAB 300mm 16AWG PSU Extension Kit is a solid bundle for standard builds using 8-pin connectors. It suits users who need multiple standard cables and do not require the latest 12VHPWR standard.

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