On my desktop:

Firefox: JavaScript ~372ms, asm ~121ms, WebAssembly ~91ms, Shader ~0.1ms

Chrome: JavaScript ~115ms, asm ~150ms, WebAssembly ~105ms, Shader ~0.1ms

Edge: JavaScript ~3340ms , asm ~(230-240)ms, WebAssembly ~(160-180)ms, Shader: Broken

IE11: Broken.

Interesting values.....