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posted by janrinok on Thursday June 21 2018, @08:28PM   Printer-friendly
from the heavily-armed dept.

HPE is building the world's first petascale supercomputer powered by ARM processors. It will reach 2.3 petaflops of peak performance:

PALO ALTO, Calif., June 18, 2018 – Hewlett Packard Enterprise (HPE) today announced its collaboration with Sandia National Laboratories and the U.S. Department of Energy (DOE) to deliver the world's largest Arm supercomputer. As part of the Vanguard program, Astra, the new Arm-based system, will be used by the National Nuclear Security Administration (NNSA) to run advanced modeling and simulation workloads for addressing areas such as national security, energy and science.

[...] Astra will be deployed at Sandia National Laboratories and will run on the HPE Apollo 70. This purpose-built HPC platform is based on the Cavium ThunderX2 Arm processor. Astra is comprised of over 145,000 cores in 2,592 dual-processor servers and offers greater density with four compute nodes in a 2U form factor.

The supercomputer will draw 1.2 MW, giving a possible efficiency of 1.92 gigaflops per Watt. That's only good enough to put it around #131 on the November 2017 Green500 list (the top 5 systems exceed 14 gigaflops per Watt).


Original Submission

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Marvell Announces ThunderX3, an ARM Server CPU With 96 Cores, 384 Threads 10 comments

Marvell Announces ThunderX3: 96 Cores & 384 Thread 3rd Gen Arm Server Processor

The Arm server ecosystem is well alive and thriving, finally getting into serious motion after several years of false-start attempts. Among the original pioneers in this space was Cavium, which went on to be acquired by Marvell in 2018. Among the company's server CPU products is the ThunderX line; while the first generation ThunderX left quite a lot to be desired, the ThunderX2 was the first Arm server silicon that we deemed viable and competitive against Intel and AMD products. Since then, the ecosystem has accelerated quite a lot, and only last week we saw how impressive the new Amazon Graviton2 with the N1 chips ended up. Marvell didn't stop at the ThunderX2, and had big ambitions for its newly acquired CPU division, and today is announcing the new ThunderX3.

The ThunderX3 is a continuation and successor to then-Cavium's custom microarchitecture found in the TX2, adopting a lot of the key characteristics, most notably the capability of 4-way SMT. Adopting a new microarchitecture with higher IPC capabilities, the new TX3 also ups the clock frequencies, and now hosts up to a whopping 96 CPU cores, allowing the chip to scale up to 384 threads in a single socket.

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Original Submission

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  • (Score: 1, Informative) by Anonymous Coward on Thursday June 21 2018, @08:48PM (4 children)

    by Anonymous Coward on Thursday June 21 2018, @08:48PM (#696386)

    https://www.top500.org/news/sandia-to-install-first-petascale-supercomputer-powered-by-arm-processors/ [top500.org]

    Thanks to the local flash storage and the eight memory channels on each ThunderX2 socket, Astra is likely to be especially adept at analytics and other data-demanding codes. In particular, the eight-memory-design represents a 33 percent improvement on Intel’s six-channel implementation of its Xeon Scalable processor. The better bandwidth is one of ThunderX2’s most important differentiating features and represents an attempt to provide a more balanced relationship between compute capacity and memory speed. (Note that you don’t need an ARM processor to this; AMD has the same eight-memory-channel design with its x86 EPYC processor.)

    I wonder what the sustained performance in memory intensive application will be ?

    • (Score: 2) by takyon on Thursday June 21 2018, @08:52PM (3 children)

      by takyon (881) <takyonNO@SPAMsoylentnews.org> on Thursday June 21 2018, @08:52PM (#696390) Journal

      That article is linked in the summary.

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      [SIG] 10/28/2017: Soylent Upgrade v14 [soylentnews.org]
      • (Score: 0) by Anonymous Coward on Thursday June 21 2018, @09:30PM

        by Anonymous Coward on Thursday June 21 2018, @09:30PM (#696409)

        dont blame me I am stoned

      • (Score: 0) by Anonymous Coward on Thursday June 21 2018, @09:33PM (1 child)

        by Anonymous Coward on Thursday June 21 2018, @09:33PM (#696411)

        oh and I forgot to apologize.... thanks for the tankless work you do

  • (Score: 2) by JoeMerchant on Thursday June 21 2018, @08:51PM

    by JoeMerchant (3937) on Thursday June 21 2018, @08:51PM (#696389)

    the top 5 systems exceed 14 gigaflops per Watt

    There are dimensions of flexibility that are ignored by this kind of metric.

    --
    🌻🌻 [google.com]
  • (Score: 2) by Snotnose on Thursday June 21 2018, @10:18PM (2 children)

    by Snotnose (1623) on Thursday June 21 2018, @10:18PM (#696426)

    Need to name a graphics card, AI card, physics card, whatever Lotsa Electronic Guts, so we can read about the ARM and LEG supercomputer.

    --
    When the dust settled America realized it was saved by a porn star.
  • (Score: 2) by bob_super on Thursday June 21 2018, @11:10PM

    by bob_super (1357) on Thursday June 21 2018, @11:10PM (#696459)

    Between ARM and AMD, Intel's throne is getting lowered at an interesting pace.

  • (Score: 2) by Gaaark on Thursday June 21 2018, @11:17PM (1 child)

    by Gaaark (41) on Thursday June 21 2018, @11:17PM (#696463) Journal

    Delivers, delivered, WILL deliver

    Who cares about meaning and tense.
    " I will deliver, yesterday, what you order a year ago."
    Yeah, still makes sense.

    --
    --- Please remind me if I haven't been civil to you: I'm channeling MDC. ---Gaaark 2.0 ---
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