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LightSolver, a CollPlant Company, and HLRS Joint Research Demonstrated Photonic Computing Can significantly Accelerate Fundamental HPC Workloads

CLGN
  • CollPlant Biotechnologies Ltd. announced a peer-reviewed study published by ACM in September 2026 regarding joint research between its subsidiary LightSolver Ltd. & the High-Performance Computing Center Stuttgart (HLRS).
  • The study presented at the 23rd ACM International Conference on Computing Frontiers demonstrates LightSolver's Laser Processing Unit (LPU) architecture's potential to accelerate solving large-scale sparse systems of linear equations.
  • Benchmarks using an LPU emulator against state-of-the-art GPU algorithms projected time-to-solution acceleration ranging from approximately 40× to over 80,000× depending on the specific algorithm & problem evaluated.
  • Large-scale linear systems are identified as critical computational bottlenecks in high-performance computing workloads such as computational fluid dynamics, structural mechanics, electromagnetics, molecular dynamics, & materials science.
  • HLRS Director Prof. Michael Resch noted the research provides valuable insight into photonic computing advantages & integration into future hybrid computing systems.
  • LightSolver CEO Dr. Ruti Ben-Shlomi stated the findings validate the LPU as a transformative computing layer alongside traditional CPUs & GPUs.
  • The research supports a heterogeneous hybrid architecture vision where CPUs handle general processing, GPUs accelerate parallel digital workloads, & LPUs serve as specialized photonic accelerators for intensive mathematical operations.
  • This hybrid approach aims to enable supercomputing centers & data centers to reduce time-to-solution, energy consumption, computing costs, & carbon footprints for targeted workloads.
  • The full paper titled "Accelerating Sparse Linear Solvers with an Optical Laser Processing Unit" is available via the ACM Digital Library.
  • CollPlant operates at the intersection of deep-tech computing & advanced biotechnology, with LightSolver focusing on all-optical laser-based architectures for AI, aerospace, financial engineering, & HPC.
  • The press release includes standard forward-looking statements regarding future development, commercialization, & market adoption of LPU technology, noting risks & uncertainties.