AMD Ryzen 9 7900X 's Advantages
Released 4 years and 1 months late
Integrated graphics card
Higher specification of memory (DDR5-5200 vs DDR4-2933)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (4.7GHz vs 3.0GHz)
More modern manufacturing process (5nm vs 12nm)
Lower TDP (170W vs 250W)
AMD Ryzen Threadripper 2990WX 's Advantages
Larger memory bandwidth (87.42GB/s vs 83.2GB/s)