AMD Radeon HD 6850 's Advantages
Lower TDP (127W vs 263W)
AMD Radeon RX 7800 XT 's Advantages
Released 12 years and 10 months late
Boost Clock2430MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (624.1GB/s vs 128.0GB/s)
2880 additional rendering cores