That is debatable. From a price perspective yes, but in raw performance Intel is better. Ring bus, higher IPC, higher clocks, better AVX, and almost all cpu´s have on-die gpu.
As for NVIDIA, they are valued at over 100 billion USD. They are not going anywhere. Intel sits comfortably at 260 billion USD. AMD market cap is only 23 billion USD.
Sunny Cove will be a major blow to both AMD and ARM when it launches. Just like when Core 2 spanked Athlon 64, and the Core series demolished Phenom, Bulldozer and Piledriver. AMD will be forced back to the console market with their Ryzen, like they did with Jaguar.