GPU Design · All levels
GPU Metrics Reference
Core metrics for warp efficiency, memory behavior, frame-time stability, and silicon readiness.
Core metric families
Execution: warp execution efficiency, eligible warps/cycle, issue slot utilization.
Memory: coalescing quality, cache hit behavior, DRAM bandwidth efficiency.
Pipeline: raster/fragment throughput, queue depth, stage occupancy balance.
System: NoC congestion, controller queue pressure, host-device overlap efficiency.
Silicon: perf-per-watt, thermal throttle duty cycle, closure trend and ECO churn.
diagram
BEFORE / AFTER — GPU Closure
metric quality
^
| o target region
| o post-fix validation
| o
| o baseline (failing)
+------------------------------------------> iteration
evidence capture mechanism fix closure
Use this to prove improvement is causal, not incidental.