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ISC

Articles (6)

A single thick orange cable fans out into about a dozen thin parallel fibres that pass through a black wireframe lattice of crossing butterfly lines and rejoin into one cable on the far side. Two fibres at the bottom stop short of the merge.
HPCnews

Matsuoka's Revised FP8 Papers Concede the 3-D FFT in Software and Name One Hardware Block That Could Also Lift Emulated DGEMM

Three revised arXiv papers concede the 3-D FFT to hardware and model one converter that could double emulated DGEMM on Rubin. No kernel timing is measured yet.

FP64Top500
SCN Staff·
Dark storage rack with an empty upper slot and one blade set on the rail below, its single orange status light still lit.
HPCnews

IO500 Reclassifies SCNet ParaStor Results, Restoring Aurora to No. 1 on Production Lists

The committee cited architectural disclosure and file-system availability; its reported statement did not mention sanctions

IO500National Labs & Government
SCN Staff·
A massive dark speedometer-style gauge emerging from haze, with only the first small segment of its scale glowing bright indigo where the needle points, while the rest of the dial recedes unlit into black.
AIopinion

Time to First Token Is a Real Metric. It Isn't the One That Defines the Era.

Time to first token is the AI industry's favorite candidate for era-defining metric. It is a real whole-stack signal, not a stand-in for business success.

AI InfrastructureInference Economics
Matt Walters·
Monumental numeral 64 under reconstruction from thousands of small blocks, one digit complete and the other half-built behind scaffolding, illustrating FP64 precision being emulated from 8-bit arithmetic.
HPCanalysis

Reconstructing FP64: How Supercomputing's Establishment Is Adapting Science to AI Silicon

Two papers, Matsuoka's FP8-emulation preprints and the Dongarra 'Ride the Wave' paper, point to a field adapting scientific computing to AI silicon it no longer controls.

Top500ISC
Matt Walters·
Headshot of Devesh Tiwari beside red Northeastern University banners with the university seal on a campus light pole.
HPCnews

Sustainability and Quantum Systems Move to Center of Jack Dongarra HPC Award

Devesh Tiwari named fifth recipient of the Jack Dongarra Early Career Award, with the committee citing production-deployed energy work and NISQ-era systems research.

Power & EnergyResearch Computing
SCN Staff·
Network flows converging at a switch node, with orderly blue streams on the inbound side becoming chaotic amber tangles on the outbound, visualizing the Incast congestion pattern where InfiniBand collapsed while Slingshot maintained performance.
HPCanalysis

Slingshot Held Performance Under AI Traffic Patterns That Collapsed InfiniBand by 5x on Production Exascale

ISC 2026 research on LUMI, Leonardo, CRESCO8: Slingshot held performance; InfiniBand collapsed 5x under Incast, the AI gradient-sync traffic pattern.

AI InfrastructureData Center Infrastructure
SCN Staff·