Intel RAID Performance 12Gb/s SAS RAID Controllers

Intel®RAIDPerformance12Gb/sSASRAIDControllersWhitePaper
Figure2IntelIntegratedRAIDModuleRMS3CC08040x15,000RPM6Gb/sSASHDD,MultithreadedReads 
and Writes
 Thepreviousgureshighlightthestreamingbandwidthofthe12Gb/sSASinfrastructurewithbothSAS
 HDDsandSASSSDs,bypassingtheprevioustheoretical6Gb/sSASlimitationandnowachievingnearly
 6,000MBps.Sequentialwrites,inwrite-backmode,canexceed4,500MBps,whilewrite-throughmode
 sailsto6,530MBps(notshowninthegures).Someworkloads,suchasthoseemployedindisaster
 recoveryplans(DRPs),trulybenetfromthisincreaseinbandwidthbyimprovingtimetooptimal 
 (TTL)whenimplementingrestoreoperations.Similarly,thishelpsreducescheduledbackupwindowtimes
 –animportantyardstickasbusinessesstoremoreandmoredata.Multithreadedworkloadsbenettoo,
 suchasallowingmoresimultaneousvideoandaudiofeeds,orimprovingHadoopMapReducebatchjob
times to help customers explore their data faster.