GinTai 12VHPWR GPU Power Cable for NVIDIA RTX 4090/4080/4090/RTX 5070/5080/5090-3x8P to 16PIN (12+4) 16AWG Copper Reinforced (15CM/5.91 ″) Câble d'alimentation Pour GPU
25.88 CAD
Builders connecting a 12VHPWR RTX 40 or 50 series GPU to a non-ATX-3.0 PSU using existing 8-pin cables in a compact build.
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About this product
Key features
- High-Efficiency Power Delivery：3x8-Pin to 16-Pin (12+4) Conversion: Designed for NVIDIA RTX4070 RTX4090 RTX4080 RTX5070 RTX5080 RTX5090 GPUs, converting three 8-pin PCIe ports into a single 16-pin 12VHPWR interface for stable power transmission.
- Military-Grade Durability：tinned copper resist oxidation and corrosion, extending lifespan by 3x.Double-Layer Insulation: Black flame-retardant outer shell with internal shielding for safety.
- Compact & Clean Installation：15cm Optimal Length: Perfect for small form-factor cases, reducing cable clutter. 90-Degree Angled Connector: Space-saving design to avoid interference with GPU coolers.
- Strict Safety Compliance：GPU-Exclusive Use: Only for graphics cards (not CPUs), with built-in overvoltage/overcurrent protection.
- Plug-and-Play Convenience：Tool-Free Installation: Standard PCIe connectors compatible with all ATX power supplies. Full Compatibility: Works with NVIDIA Founders Edition and all RTX 4090/4080 models.
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Specifications
- Type
- GPU power adapter cable
- Length
- 15 cm (5.91 in)
- Standard
- 12VHPWR / 16-pin
- Connector
- 3x 8-pin to 16-pin 12VHPWR (12+4)
- Wire gauge
- 16AWG copper
- Compatibility
- RTX 4090/4080, RTX 5070/5080/5090
Pros
- ✓16AWG reinforced copper for safe high-power delivery
- ✓Compatible with 12VHPWR RTX 40 and RTX 50 series cards
- ✓Short 15cm length keeps builds tidy
- ✓3x 8-pin input works with most existing PSUs
Cons
- ×Adapter cable, not a native PSU cable
- ×Short length limits routing flexibility
- ×Requires three free 8-pin PCIe connectors
- ×Third-party — verify seating to avoid connector heat issues
FAQ
Which GPUs does this work with?
It supports 12VHPWR 16-pin cards including the RTX 4090, 4080, and RTX 5070/5080/5090.
How many PSU connectors do I need?
It requires three 8-pin PCIe connectors from your power supply, combining into one 16-pin plug.
Is the 16-pin connector fully seated important?
Yes, 12VHPWR connectors must be fully and squarely seated; partial seating can cause heat buildup, so verify a firm click.