To complement your undervolt, adjust these secondary settings:
The Aggressive Power-Saver (Best for Small Form Factor Builds) 2200 MHz Max Frequency: 2300 MHz Voltage: 1000 mV–1025 mV Memory Tuning: Enabled (Default Timing, 2000 MHz) Power Limit: 0% Step-by-Step Guide to Applying Settings Step 1: Prepare Your Tools
| Setting | Voltage | Max Core Temp | Power (Avg) | Time Spy Graphics | Relative Perf | |---------|---------|---------------|-------------|-------------------|----------------| | Stock Auto | 1150 mV | 78°C | 260W | 18,850 | 100% | | 1050 mV | 1050 mV | 69°C | 208W | 18,820 | 99.8% | | 1025 mV | 1025 mV | 64°C | 190W | 18,100 | 96% | | 1085 mV + OC | 1085 mV | 74°C | 252W | 19,500 | 103.5% |
What can you actually expect to gain once your 6800 XT undervolt settings work? Stock Settings Optimized Undervolt (1050 mV) 300W – 320W 240W – 260W GPU Core Temperature 75°C – 82°C 65°C – 72°C Junction Temperature 90°C – 95°C 80°C – 85°C Fan Noise High / Noticeable Low / Whisper Quiet Performance (FPS) Baseline + 2-5% (due to sustained boosts) Troubleshooting Common Issues Settings Reset After a Reboot
Before discussing settings, you must understand the enemy: the stock voltage curve. AMD, like NVIDIA, ships its cards with a conservative voltage buffer. For the Navi 21 chip (the heart of the 6800XT), the stock voltage typically sits between . 6800xt undervolt settings work
Performance stays within 1% to 2% of stock values, or slightly improves due to consistent clock speeds. If you want to fine-tune your card further, let me know:
Example settings:
Titles like Cyberpunk 2077 , Metro Exodus Enhanced Edition , or The Witcher 3 (Next-Gen) are excellent for real-world stress testing. Establish a Baseline
When you dial in an undervolt that works, the physical changes to your PC environment are immediate: For the Navi 21 chip (the heart of
Run or Superposition sequentially at least three times. Note your scores, peak temperatures, and power draw during these runs. If the benchmark finishes without artifacting (strange visual glitches) or crashing to the desktop, your initial undervolt is stable. Real-World Gaming Test
+15% (This gives the card headroom to boost higher using the power saved from undervolting) Step-by-Step Guide to Undervolting Your 6800 XT
This has led thousands of gamers to explore undervolting. If you are wondering whether 6800 XT undervolt settings actually work, the short answer is yes. When done correctly, undervolting can lower temperatures, reduce power consumption, and even increase your clock speeds.
1025mV - 1050mV (Start at 1050mV and work down). Max Frequency: 2400MHz - 2500MHz Establish a Baseline When you dial in an
The official driver platform includes built-in tuning tools. Avoid third-party software like MSI Afterburner for Big Navi cards, as Adrenalin interfaces best with AMD's driver architecture.
involves reducing the voltage supplied to the GPU core to lower power consumption and heat while maintaining—or even slightly improving—performance. Because of "silicon lottery," every individual card has a unique stable limit, but most
Undervolting—the process of reducing the voltage supplied to the GPU while maintaining its clock speed—is the definitive way to tame this card. Here is a deep dive into whether 6800 XT undervolt settings actually work, how much performance you gain, and the exact settings to use. Do 6800 XT Undervolt Settings Work?