DIY AI Cluster Runs 80 Billion Parameter Model Using Old Laptop Motherboards
A PC enthusiast has built a local AI cluster from discarded laptop hardware, showing that large language models do not always require expensive modern GPUs. The system uses several Lenovo ThinkPad L380 motherboards from 2018, each fitted with an Intel Core i5 8250U processor, 32 GB of DDR4 memory and an NVMe SSD. Despite the modest hardware, the cluster can run an 80 billion