Upgraded 1080 ti to 3080 ti. Worked for an hour, shut down, no post, no fan spin.

From 1080 Ti to 3080 Ti: A Challenging Upgrade Experience

Upgrading your graphics card can be a thrilling yet challenging endeavor, and recent experiences have proven that even the most well-planned upgrades can sometimes take unexpected turns. Recently, I transitioned from an NVIDIA GeForce 1080 Ti to a Gigabyte 3080 Ti, and while the initial setup seemed promising, I soon faced significant issues that made me question my investment.

Initial Setup and Enthusiasm

After installing the new 3080 Ti, my excitement was palpable. The graphics card was functioning smoothly, and I spent roughly an hour testing various games, enjoying improved visuals and performance. However, when I launched “New World,” a game with a built-in frame rate cap, I noticed that my framerate didn’t exceed 90 FPS, leading to speculation that my CPU might be the limiting factor.

Just as I was delving deeper into my gaming experience, the system unexpectedly shut off. I attempted to power it back on, but to no avail—the power button was unresponsive. I turned off the PSU, disconnected it completely, and waited a few moments, but there were still no signs of life from my PC.

Troubleshooting Steps Taken

To identify the issue, I removed the 8-pin connectors from the 3080 Ti. Miraculously, the power button started responding again, and the PC posted successfully. To further troubleshoot, I switched to modular 8-pin cables from different slots on the PSU, but the same power failure occurred when I reconnected the 3080 Ti. By this point, I could still power up the system with my previous 1080 Ti, leading me to wonder if my new GPU had already malfunctioned.

I meticulously powered down the system and disconnected the PSU each time I tested a new setup, but the results were disheartening. All indications suggested that my 3080 Ti had succumbed to an early demise.

Consult the Experts

Fortunately, I had planned ahead and purchased a warranty with the store where I acquired the GPU. Upon returning to MemoryExpress on Broadway in Vancouver, the staff promptly tested my card and, without hesitation, offered to replace it on the spot. Their support was instrumental in alleviating my concerns, and I left the store feeling much more optimistic.

Conclusion: Lessons Learned

While my upgrade journey had its ups and downs, it’s essential to remember that technology can be unpredictable. Always be prepared

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  1. Potential Causes and Troubleshooting Steps

    • Power Supply Compatibility: Ensure your PSU has sufficient wattage and the necessary power connectors for the RTX 3080 Ti. This card typically requires a robust power supply, ideally 750W or higher with the appropriate 8-pin (or 8-pin + 6-pin) connectors.
    • Secure Connections: Double-check all power connections to the GPU and motherboard. Loose or poorly seated cables can lead to power issues.
    • BIOS/UEFI Update: Verify that your motherboard BIOS is up to date. Sometimes, newer GPUs may require BIOS updates for optimal compatibility.
    • Slot Inspection: Try installing the GPU in a different PCIe slot to rule out slot-specific issues.
    • Testing the GPU: Since the card was tested and replaced at the store, confirm that the replacement card is functioning correctly before installing it back into your system.
    • Residual Power: Perform a CMOS reset by removing the motherboard battery or using the reset jumper, then reassemble the system. This can clear any configuration conflicts.
    • Monitor for shorts or damage: Inspect the GPU and PCIe slot for any visible damage or debris that could cause short circuits.

    Additional Tips

    If issues persist after these steps, consider testing the GPU in another system to rule out hardware failure. Furthermore, check the power supply

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