#AMD has released the “ #EPYC 8005 Architecture Overview” – with an unusually large number of fundamental bugs (e.g. 32KB L1D), so I won’t link to it until they fix it. It seems that this documentation is based on the #Zen4 EPYC 8004 Guide and the #Zen5 -update is unfinished.

🔵BSC, the Government of Spain, the Generalitat de Catalunya, and the U.S. Department of Energy agree to advance cooperation in science & technology. All parties reaffirm the importance of scientific cooperation in scientific disciplines with a global impact. ➡ bsc.es/4wh

The shiny silver rack door for NERSC's upcoming Doudna is quite different from the Cray racks that NERSC historically had. Wonder how the rack graphics will work. End-of-row, like OLCF Summit's? (also shown: an 11-node VAST cluster in the second rack) #HPC Source: www.linkedin.com/posts/michae...

Happy birthday, Alan Kay! Kay received the 2003 #ACMTuringAward for pioneering many of the ideas at the root of contemporary object-oriented programming languages, leading the team that developed Smalltalk, and for fundamental contributions to personal computing. amturing.acm.org/award_winner...

Happy Birthday to Ivan Sutherland, recipient of the 1988 #ACMTuringAward for his pioneering and visionary contributions to computer graphics, starting with Sketchpad, a groundbreaking interactive computer-aided design system, and continuing thereafter: amturing.acm.org/award_winner...

Making inference more efficient, "Insights From NVIDIA Research", Bill Dally, GTC 2026, Mar 19 www.youtube.com/watch?v=6vVz... Stacked Memory (GC Memory) bsky.app/profile/ogaw... On-Chip NW bsky.app/profile/ogaw... FG-DRAM x.com/ogawa_tter/s... Origins of GPU Comp, Apr 13 bsky.app/profile/ogaw...

Our HLRS Annual Report 2025/26 has been published. Under the motto “Building the Future, Together,” the report reflects on a year shaped by growth, collaboration, and preparing for what comes next:

At the Salishan HPC conference last week, I gave a talk called "AI doesn't need massive supercomputers after all!" A couple people asked me for the slides (as crappy as they were), so here they are in hastily written blog format. blog.glennklockwood.com/2026/05/ai-d... #AI #HPC

"Achieving Efficient Zettascale Compute in the AI Era", Samuel Naffziger, SVP, AMD Corp Fellow, & Product Technology Architect, Keynote, ECTC 2025, Apr 29 www.youtube.com/watch?v=cNP4... ectc.net/wp-content/u... <= Chip Package w/ Multi-Tier Stacks, S. Naffziger (Sep 2024) bsky.app/profile/ogaw...

"Role of Advanced Packaging in Shaping the Semiconductor Industry", Ravi Mahajan, Intel Fellow, CA DREAMS, Apr 24, 2026 www.youtube.com/watch?v=VJ0Y... <= EMIB-T, Intel bsky.app/profile/ogaw... Synopsys, Mar 23 Bob Brennan, Jul 2025 Vertically Stacked Dies, Appls bsky.app/profile/ogaw... J. Fryman

Calling for #users! Happening next week!➡️ #EuroHPC Access Calls Webinar 📅 13 May 2026 | 🕒 10:00 CEST How to access Europe’s most powerful #supercomputers? Join our webinar covering proposals ➡️evaluation ➡️benchmarking ➡️execution. 🔗 Register now: www.eurohpc-ju.europa.eu/media-events...

🎉 JOSS turns 10 today! Ten years, 3,500+ papers, 11,000+ authors, 4000+ reviewers, and a community that built something remarkable together. Thank you to everyone who's reviewed, edited, authored, or cheered us on along the way 💚 joss.theoj.org #openscience #opensource

I am advertising for a fully funded 3.5 year PhD (with enhanced yearly stipend) exploring accelerating HPC algorithms on AI accelerators such as including @cerebrassystems.bsky.social and @tenstorrent.bsky.social . Come join @epcc.bsky.social, the UK national supercomputing centre.

Fully-funded EPCC PhD: investigate the potential of novel accelerators. Run in collaboration with AWE, who will provide real world mini-applications and algorithms of genuine scientific interest. Applicants must be UK nationals. Apply by 28 May 2026. Read more at: edin.ac/4979QJO

"Microelectronic Assemblies including Stacked Dies Coupled by A Through Dielectric Via (TDV)", Stephen Morein (CTO, SAIMEMORY, Aug 2025 --), ..., Prashant Majhi, Intel (Jun 2022) patents.google.com/patent/US125... <= VLSI 2026 bsky.app/profile/ogaw... Z-Angle Mem、4月22日 bsky.app/profile/ogaw... 38億円

🇨🇳 LineShine (灵晟), <= arXiv, Apr 17, 2026 bsky.app/profile/ogaw... 304 cores (Huawei Kunpeng?) 2 (Die) x [4 (NUMA) x (38x (ARMv9 with SME & SVE) + 4 GB HBM + 32 GB DDR + SDMA)] HBM Opt via SDMA LingQi: 1.6 Tb/s/Node (2x CPU) 20,480x 2x 60.3 TF = 2.47 EF (FP64) 20,480x 2x 304 = 12,451,840 ARMv9 cores

Happy Birthday to Claude Shannon, known by many as the “father of Information Theory.” Shannon was an American mathematician and electrical engineer. In 1948, he published A Mathematical Theory of Communication, which effectively created the field. #ComputingHistory #ACM #PioneerPOV

The IWOMP 2026 Call for Papers is open. Theme: "OpenMP: Adaptability for Heterogeneous Multi-Device Systems" Oct 7-9 | TU Wien, Vienna, Austria Submission deadline: May 29, 2026 (AoE) iwomp.org/call-for-papers #IWOMP2026 #OpenMP #HPC #ParallelProgramming

I am at the Salishan #HPC conference this week and it’s off to a wild start. While some people cope with the rise of AI well and take a pragmatic approach to staying relevant, others have gone way off the deep end and are ships adrift in a sea of madness.

🇨🇳 “灵晟” Domestically produced Exascale Supercomputer, Apr 27 (24), 2026 <= bsky.app/profile/ogaw... Sustained 2 EF (FP64) Prof. Lu Yutong (卢宇彤) On-chip HB Memory High-speed Interconnect High-throughput Storage 3D FP Orthogonal Comp (On-chip Multi-precision Hybrid Accelerator) Liquid-Cooling Huawei?

We're nearly just a week away from the Vintage Computer Festival Pacific Northwest which will be held at the Tukwila Community Center on May 2nd and 3rd. Come checkout over 25 exhibits and see what the community is up to. #retrocomputing #vintagecomputing vcfpnw.org

Congratulations to Akshitha Sriraman of Carnegie Mellon University on receiving the 2026 CRA Anita Borg Early Career Award! Sriraman's research has been awarded multiple dissertation honors, including distinctions from ACM SIGARCH/TCCA and ACM SIGOPS. Learn more: buff.ly/7s8UUuU

⚙️ Parallel programming beyond MPI Join our HLRS training course on GASPI 📅 June 1–2 | Online Learn async communication, RDMA & scalable patterns 📝https://www.hlrs.de/training/2026/GASPI 💡Free for German academic participants #HPC

Apple, Jan 20, 2026 Tim Cook to become Apple Executive Chairman John Ternus to become Apple CEO on Sep 1 www.apple.com/newsroom/202... Johny Srouji named Apple’s Chief Hardware Officer, effective immediately www.apple.com/newsroom/202... bsky.app/profile/ogaw... Advanced AI servers Patent Appls ...

The Information reports Google to Pull Marvell Into a Two-Chip TPU Plan, Apr 19, 2026 [2/2] In-Memory Processing? Processing-Near-Memory??? (PCT: Mar 2025) bsky.app/profile/ogaw... X. Ma & D. Patterson, arXiv, Feb 6 <= [1/2] bsky.app/profile/ogaw... Memory Processing Unit (MPU)? HBM via Optical???

Using inexpensive MicroLEDs, Microsoft networking innovation aims to make DCs more efficient, Mar 17, 2026 news.microsoft.com/source/featu... MediaTek Develops MicroLED Active Optical Cable w/ Microsoft www.mediatek.com/press-room/m... <=Mosaic, SIGCOMM 2025 Best Paper bsky.app/profile/ogaw... Appls

OTD 2009: #Oracle buys #SunMicrosystems. Sigh. www.oracle.com/corpo...

#OTD in 1931, #ACMTuringAward recipient Frederick Brooks, who was born. Brooks received the 1999 #ACMTuringAward for landmark contributions to computer architecture, operating systems, and software engineering. Brooks discusses his experiences at Harvard: youtu.be/LaRN7LQkwE8?...

Revisiting Ken Thompson's sourceless backdoor. What can we learn from this exercise? Find out in our latest issue of #Substack #newsletter, "Queue: In Practice." Subscribe here: buff.ly/WbrrYVP

Reflections on 30 Years of HPC Programming: So many hardware advances, so little adoption of new languages (by Brad Chamberlain) chapel-lang.org/blog/posts/3... #hpc

The #UK government has launched #SovereignAI, a £500 million initiative to support homegrown #AI companies. The programme offers #funding, access to #supercomputing resources, and support for #talentacquisition. The first #investment is in #Callosum with six other companies receiving access to…

We are experiencing some service interruptions and our team is working on the issue. You can find the latest updates at status.bsky.app or follow @status.bsky.app.

Peng-Cheng Cloud Brain & Peng-Cheng Mind - Series of Al Large Model in Open-source & Beyond, 高文, 鹏城实验室, Keynote, WWW 2025, May 1 (Apr 7, 2026) www.youtube.com/watch?v=MhhU... Ⅲ: 16EF in 2025 Dec 31 bsky.app/profile/ogaw... 4500P Comp boards (Ascend 910C?) <= Ref: Ascend 950 bsky.app/profile/ogaw...

🚀 Today's inauguration of Lucy, a @eurohpc-ju.bsky.social photonic quantum computer in France boosts European Sovereignty! ⚛️ Powered by light (photons), operating at room temperature 🔬 Enabling quantum-accelerated HPC for science, energy & engineering 🔗 www.eurohpc-ju.europa.eu/eurohpc-ju-i...

Turing Award recipient Sir Charles Antony Richard Hoare died March 5, 2026. His 1980 ACM A.M. Turing Award cited “fundamental contributions to the definition and design of programming languages,” but that is only part of what he contributed during a career spanning six decades. buff.ly/kba0bXb

🇨🇳 Huawei Ascend 950, CANN, Mar 2025 Mar 17 raw.gitcode.com/cann/communi... Mar 18 raw.gitcode.com/cann/communi... Mar 19 raw.gitcode.com/cann/communi... Mar 20 raw.gitcode.com/cann/communi... <= bsky.app/profile/ogaw... Mar 26: Parallel Tile Operation ISA cann.csdn.net space.bilibili.com/1190614918

Apple Advanced AI server, Feb 2026 Ring Topology inside an SoC (Multi-die) ↓ Communication Fabric between SoC's Rings ↓ 8x SoC with Ring Shared Address Space? Gap to access Remote Memory <= Patents bsky.app/profile/ogaw... ↓ ↓? Optics-Based Distributed Unified Memory System bsky.app/profile/ogaw...

Compaq floppydisk calculator. What would you calculate? #vintagecomputing #retrocomputing #calculator

OTD 1951: Census Bureau accepts the first UNIVAC system - with 59% uptime. dl.acm.org/doi/epdf/...

Are you also frantically working on your submission to Supercomputing #SC26? Make sure to follow the scientific benchmarking guidelines to ensure interpretability and good style. Don't miss any of the 12 rules for #HPC and #AI systems benchmarking. buff.ly/Ibqwe4N

"High Bandwidth Memory Buffer Bridge Die in Routing Substrate", Apple, Appl (P: Mar 2024) patents.google.com/patent/US202... Scalable System on a Chip, Patent: Mar 2024 (P: Aug 2021) bsky.app/profile/ogaw... <= Optics-Based Distributed Unified Memory System, (P: Sep 2023) bsky.app/profile/ogaw...

Thunderbird 5– one of the most rarely seen of all International Rescue craft– is now available to pre-order in a limited edition hand painted model! Get more details here: gerryanderson.com/products/thu...

"Towards Archival Storage Using QLC Flash", E Miller, Everpure (Pure Storage), CERN openlab Tech WS, Mar 5, 2026 videos.cern.ch/record/3021041 indico.cern.ch/event/158783... ethanmiller.org Exascale Storage w/ QLC, Pure Storage, SDC 2025 bsky.app/profile/ogaw... <= Cerabyte bsky.app/profile/ogaw...

Insights into DeepSeek-V3, arXiv, Dec 23, 2025 (ISCA 2025) x.com/ogawa_tter/s... 4 Interconnection Driven Design <= Huawei Ascend 950 Dedicated Collective Communication Unit (CCU), Mar 24, 2026 bsky.app/profile/ogaw... 2x (I/O die: 9 x4 UB (UBoE)) 2TB/s <= (910C 784GB/s) HiF8/HiF4, Mar 23

📢 Call for Papers: AGCA Workshop at PPAM 2026 Focus: HPC, AI & data workflows for global challenges 🗓️ Deadline: May 5, 2026: ppam.edu.pl/call#submiss... 📍 Poznań A great forum for scalable applications, co-design & performance engineering. #HPC #AI

Some notes I wrote up from last week at #GTC26: blog.glennklockwood.com/2026/03/gtc-...

We’re so close to being at capacity for this. 1, possibly 2 people could still sign up. Yes, you are encouraged to participate with a friend who can assist with organizing and preparing parts as another solders. icm.museum/blog/?p=446

🇨🇳 Huawei Atlas 350 Accelerator Card Officially Launched 昇腾人工智能伙伴峰会, 华为中国合作伙伴大会 2026, Mar 20 e-campaign.smarket.net.cn/campaign/hpc... SIMT + SIMD 1.56 PF (FP4) 112 GB, 1.4TB/s 2 / 4 Cards, 424 / 318 GB/s money.udn.com/money/story/... <= Ascend 950PR / 950DT Mar 16 bsky.app/profile/ogaw... Mar 6-2

2025年度「富岳NEXT」プロジェクト WS、2026年3月6日 全体説明 www.r-ccs.riken.jp/events/20260... システム検討 www.r-ccs.riken.jp/events/20260... 開発環境 www.r-ccs.riken.jp/events/20260... www.r-ccs.riken.jp/events/20260... 文科省令和 7年度補正 (成立) bsky.app/profile/ogaw... 373億円 <= MONAKA-X, Fujitsu, Feb 20, 2026 bsky.app/profile/ogaw...