AMD Radeon RX 7800 XT 's Advantages
Released 9 years and 6 months late
Boost Clock has increased by 163% (2430MHz vs 925MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (624.1GB/s vs 179.2GB/s)
2816 additional rendering cores
AMD Radeon R7 265 's Advantages
Lower TDP (150W vs 263W)