Volatile HBM 1458 -> 1728 MHz on 8 GB (+18 % bandwidth, bit-exact) through CmpHbmPlm on the 580 port; 170tune live NDIV (serving ceiling NDIV 70) and the cmpunlocker --mclk-ndiv bake; HBM...

  • Swimlane: Default swimlane
  • Column: Done
  • Position: 10
  • Assignee: not assigned
  • Creator: Ivan
  • Started:
  • Created: 10/30/2026 09:15
  • Modified: 10/30/2026 09:15
  • Moved: 10/30/2026 09:15
  • 8 GB
Description

Full title: Volatile HBM 1458 -> 1728 MHz on 8 GB (+18 % bandwidth, bit-exact) through CmpHbmPlm on the 580 port; 170tune live NDIV (serving ceiling NDIV 70) and the cmpunlocker --mclk-ndiv bake; HBM timing sweep (tCCD at its floor, CCDL=3 hangs)

Reported by / on it: @darkmaniac7, cachenetics / studebaker8, asm64-hooligan (aboba), bayley, jeonghyeon00, kprinssu, admunch888

Source: https://github.com/cachenetics/170tune https://github.com/bayley/cmpunlocker

Wiki page: Undervolting and power limits; 170tune

Cards: 8GB

Card D-010, seeded from the cmpunlocker Discord with credit (reference github:cachenetics/170tune).

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