Tag: infrastructure

AI Signal - January 27, 2026

• CATL launches sodium batteries: durable, stable at –40°C, 5x cheaper than lithium r/singularity Score: 1910

  World's largest battery maker CATL launched sodium batteries with 10,000 charge cycles, extreme cold stability, and $20/kWh vs lithium's $100/kWh. Power density comparable to mid-level lithium-ion despite sodium being heavier, making electric vehicles economically viable globally.

  #infrastructure
• 216GB VRAM on the bench - testing Tesla GPUs for Local LLM r/LocalLLaMA Score: 362

  Researcher testing secondhand Tesla GPUs for local LLM deployment, investigating how cheap high-VRAM cards compare to modern devices when parallelized. Published GPU server benchmarking suite to quantitatively answer these questions about cost-performance tradeoffs.

  #local-models #infrastructure