AMD Radeon RX 7800 XT 's Advantages
Released 10 years and 1 months late
Boost Clock2430MHz
More VRAM (16GB vs 1GB)
Larger VRAM bandwidth (624.1GB/s vs 14.40GB/s)
3680 additional rendering cores
AMD Radeon HD 8490 OEM 's Advantages
Lower TDP (35W vs 263W)