DGX Spark redefines what’s possible on the desktop, packing 128 GB of unified system memory and native support for the FP4 data format—empowering developers to train, fine-tune, and inference AI models of up to 200 billion parameters. Built from the ground up for the AI era, DGX Spark bridges the gap between local prototyping and scalable deployment, allowing seamless migration to DGX Cloud or any accelerated infrastructure with virtually no code changes. Its compact, plug-and-play design fits into any workspace, yet delivers a radically different architecture from traditional AI workstations—making it the ideal platform for developers who need powerful AI capabilities without compromising on space or cloud flexibility.
With limited availability, early reservation ensures you’ll be among the first to experience the power of desktop-scale large model development. Don’t miss the opportunity to bring datacenter-class performance to your workspace—register your interest now and be ready for what’s next.
It uses NVLink™-C2C technology to provide a coherent CPU and GPU memory model with five times the bandwidth of PCIe Gen 5.
With the NVIDIA ConnectX-7 networking, the user can connect two NVIDIA DGX Spark systems together, enabling seamless collaboration on AI models with up to 405 billion parameters.
The NVIDIA Blackwell GPU delivers 1 PetaFLOP of FP4 performance, featuring fifth-generation Tensor Core technology for cutting-edge AI acceleration.
The Grace CPU features a high-performance 20-core Arm architecture, combining ten powerful Cortex-X925 cores with ten efficient Cortex-A725 cores.
The NVIDIA DGX Spark offers up to 4TB of ultra-fast NVMe storage, providing ample space and rapid data access essential for managing large AI datasets and accelerating development workflows.
Architecture NVIDIA Grace Blackwell
GPU NVIDIA Blackwell Architecture
CPU 20 core Arm, 10 Cortex-X925
+ 10 Cortex-A725 Arm
CUDA Cores NVIDIA Blackwell Generation
Tensor Cores 5th Generation
RT Cores 4th Generation
Tensor Performance 1 PFLOP
System Memory 128 GB LPDDR5x, unified
system memory
Memory Interface 256-bit
Memory Bandwidth 273 GB/s
Storage 1 or 4 TB NVME.M2 with
self-encryption
USB 4x USB TypeC
Ethernet 1x RJ-45 connector 10 GbE
NIC ConnectX-7 Smart NIC
Wi-Fi WiFi 7
Bluetooth BT 5.3 w/LE
Audio-output HDMI multichannel audio output
Power Consumption TBD
Display Connectors 1x HDMI 2.1a
NVENC | NVDEC 1x | 1x
OS NVIDIA DGX™ OS
System Dimensions 150 mm L x 150 mm W x 50.5
mm H
System Weight 1.2 kg
With its breakthrough architecture, generous memory, and seamless cloud interoperability, DGX Spark ushers in a new class of AI computing—purpose-built for today’s most ambitious developers. Whether you're pushing the boundaries of model size or navigating complex hybrid-cloud workflows, DGX Spark delivers the performance, flexibility, and simplicity needed to accelerate every stage of your AI journey—all from a compact system that fits right on your desk.
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