Nvidia Gets Into the ARM PC Business

After years of rumors, NVIDIA is finally shipping an Arm chip for Windows PCs, and the part that interests me isn’t the GPU–it’s the up to 128GB of unified LPDDR5x memory sitting behind it, something that Qualcomm never really went for. The RTX Spark is essentially a consumer rebrand of the DGX Spark dev box (which I’ve been trying unsuccessfully to get my hands on, by the way), pairing a 20-core Grace CPU (co-designed with MediaTek, all big and “medium” cores, no efficiency cores) with up to 6,144 Blackwel