Same Weights, Same Prompt, Different Triage Level (opens in new tab)

I ran a 4-bit medical-triage model on a laptop GPU and on a CPU. For one patient, the GPU said urgent and the CPU said emergency. Same model file, same prompt, same input. Here's the mechanism and why "validated on hardware X" doesn't mean what you'd hope. I've been building Aegis-MD, a local-first emergency-department triage console. You hand it a structured clinical picture: chief complaint, vitals, age, pain score, a few risk modifiers, and it returns an urgency category on the Australasia...