评估用于沉浸式应用的内存和存储产品的组件级兼容性和可靠性.pdf

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1、Evaluating Component Level Compatibility,Reliability and Performance of Products for Immersion ApplicationsSpeakers:Raj Bansal,Micron Technology,Inc.Oriol Chavanel,Submer TechnologiesAuthor:Benjamin E.Greenwood,Micron Technology,Inc.Cooling Environments:ImmersionInnovationAdoptionInnovation Thrives

2、when Risk is ManagedDeveloping Industry Standards for Immersion Systems ComplianceMulti-Pronged Evaluation Strategy Utilizing Orthogonal Stress DomainsPAO-2 Viscosity Delivering best thermal performance and material compatibility.Reliability Test SetupFluid SelectionSystem Configuration3-ASUS/Hypert

3、ec servers with 2-Intel SPR 8470 CPUs(350W TDP)with immersion heatsinks and Submer test tank.Product Specifications48-Micron DDR5 RDIMMAccelerated Reliability MethodologyAccelerated aging tests can be used to predict mean time between failures(MTBF)and detect any long-term material compatibility iss

4、ues.These testsconsist of submerging test equipment in dielectric fluid and maintain it atabnormallyhighoperatingtemperatures andfluidflowrates.These elevated temperatures accelerate the aging processes exponentially.Forexample,a month and a half of testing at 70C/158 F is equivalent to one year ofn

5、ormaloperation.Based on the general Arrhenius Law assumption that aging occurs at twice the rate for every 10 degree increase in temperature:Aging Testing46d7d7d46d7d46dPerformance testAging testFluid Analysis500mlInclude a visual check after each cycleReference performance test7dYear 0Year 1Year 2

6、Year 3Performance TestingMethodology1.Every performance test requires an entire week to qualify towardsthetemperature setpoint defined(as represented in the graphic below).2.Once the throttling limit will be reached,the maximum fluid setpoint accepted for that IT HW will be set as per the latest sce