GP is talking specifically about GPUs. iGPUs are 100% bottlenecked by memory bandwidth; specifically it is the biggeset bottleneck for every single purchasable

GP is talking specifically about GPUs. iGPUs are 100% bottlenecked by memory bandwidth; specifically it is the biggeset bottleneck for every single purchasable iGPU on the market (excluding M1 Pro/Max). Your compute anecdotes have no bearing on (i)GPU bottlenecks.