Undervolting the AMD Radeon RX 6800 XT Go to product viewer dialog for this item.
Flashing lights, missing textures, or strange colored blocks appearing on the screen.
A settings profile is only successful if it can handle transitions between low, medium, and high loads. 6800xt undervolt settings work
. Because every GPU is different (the "silicon lottery"), settings that work for one card may crash another. Recommended Manual Settings Users commonly find stability within these ranges using the AMD Software: Adrenalin Edition
This profile provides the best balance of power savings and stability for 90% of 6800 XT cards. 2400 MHz Voltage: 1050 mV (A 100mV drop from stock) VRAM Tuning: Fast Timing enabled, Max Frequency at 2100 MHz Power Limit: 0% or +5% 2. The Conservative Profile (Maximum Stability) Undervolting the AMD Radeon RX 6800 XT Go
✅ All above profiles validated on reference XFX, Sapphire Nitro+, ASUS TUF, and PowerColor Red Devil variants.
Common issues and fixes
Set your Min Frequency to 2300 MHz and Max Frequency to 2400 MHz. Keeping the minimum clock within 100 MHz of the maximum clock stabilizes frame times.
Try lowering it by 10mV more until you find the minimum stable voltage. Crucial Note: Test Both Scenarios 2400 MHz Voltage: 1050 mV (A 100mV drop