SNIA-SDC23-Handy-Coughlin-Riding-Tail-of-Optanes-Comet.pdf

1、1|2023 SNIA.All Rights Reserved.Virtual ConferenceSeptember 28-29,2021Riding the Long Tail of Optanes CometEmerging Memories,CXL,UCIe,and MoreJim Handy,Objective Analysis2|2023 SNIA.All Rights Reserved.AgendaOptanes brief historyTodays AlternativesOptanes LegacyCXLUCIeFuture Thoughts3|2023 SNIA.All

2、Rights Reserved.An Optane Timeline“Optane Memory”Discontinued“Optane Memory”LaunchFirst Processor Support of Optane DIMM201520162017201820192020202120223D XPoint AnnouncedFirst Optane SSD ShippedFirst Optane DIMM ShippedOptane Consumer SSDs DiscontinuedOptane To“Wind Down”QuantX AnnouncedFirst Quant

3、X SSD DemonstratedMicron Ends Intel RelationshipMicron Kills 3D XPoint EffortMicron Sells Lehi Fab4|2021 Storage Developer Conference.Insert Company Name Here.All Rights Reserved.Todays Alternatives5|2023 SNIA.All Rights Reserved.Alternatives to OptanePersistent?SpeedCost/DRAM IssuesOptaneYes30%50%W

4、inding DownNVDIMM-NYes100%200%Battery/CapacitorMRAM DIMMYes100%1,000%CompatibilityFast SSDYes0.1%20%SlowAdded DRAMNo100%100%+Bus loading6|2023 SNIA.All Rights Reserved.Optanes Still AroundCurrent inventory fulfilling needsOngoing low-level demandSupport already in place7|2023 SNIA.All Rights Reserve

5、d.NVDIMM-NFaster than Optane2X the cost of DRAMRequires back-up power source8|2023 SNIA.All Rights Reserved.MRAM DIMMProduction started in 2017DDR3 onlyRequires changes to processor100X the cost of DRAM9|2023 SNIA.All Rights Reserved.MRAM Is Already in the EnterpriseIBM FlashCore Modules use MRAM in

6、stead of DRAM Store translation tables Buffers for write coalescing etc.Easy way to protect data in flight Fast path to persistenceConsumer adoption is growing Wearables,vehicles,health monitors,etc.Drives growing wafer volume Economies of scale will reduce prices10|2023 SNIA.All Rights Reserved.Fas