bench: record the memory clock alongside the SM clock (schema 2) #18

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grenade merged 1 commits from bench/record-memory-clock into main 2026-09-03 15:54:48 +00:00

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a7a8ff0532 bench: record the memory clock alongside the SM clock (schema 2)
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The memory clock is a confound like the power limit: locking it at 810 MHz
gave +13% on the 4090 at the same watts (lair/quantus#10). Records from
before and after that change must be distinguishable.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01CBgs2nSi4H2mdh8kD8vMX5
2026-09-03 18:47:17 +03:00