NVIDIA DGX Spark

The flagship DGX Spark configuration pairs the GB10 Superchip's 128 GB unified memory and 1,000 TFLOPS FP4 with 4 TB NVMe storage for large dataset and model hosting. Targets AI researchers and developers who need substantial local storage alongside desktop-class training and inference at 140W.

Grace Blackwell Architecture · 128GB Unified Memory · 1.0K TOPS

Grace Blackwell Q1 2025 Unified Memory NVIDIA DGX OS
AI Performance
1.0K
TOPS
Memory
128GB
LPDDR5x
Max Model
200B
parameters
Networking
200
Gbps

Full Specifications

Architecture & Compute
Architecture Grace Blackwell
SoC Model GB10
GPU Architecture NVIDIA Blackwell
Tensor Cores 5th Generation
RT Cores 4th Generation
CPU Architecture ARMv9.2-A
CPU Cores 20 cores
CPU Details 10x Cortex-X925 + 10x Cortex-A725
Memory
Capacity 128 GB
Type LPDDR5x
Bandwidth 273 GB/s
Interface 256-bit
Unified Memory Coherent CPU-GPU
Performance
Peak TFLOPS 1.0
Peak TOPS (AI) 1.0K TOPS
FP4 Performance 1.0K TOPS
Max Model Parameters 200 billion
Storage
Capacity 4 TB NVMe M.2 PCIe 4.0
Type NVMe M.2 PCIe 4.0
Networking & Connectivity
SmartNIC ConnectX-7
NIC Bandwidth 200 Gbps
Ethernet 10GbE
WiFi WiFi 7
Bluetooth Bluetooth 5.4 w/LE
USB Ports 4x USB Type-C
Physical Specifications
Dimensions (W×D×H) 150 × 150 × 50.5 mm
Weight 1.2 kg
Power Supply 240W
TDP 140W

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Release Information

ReleaseQ1 2025
VendorNVIDIA
OSNVIDIA DGX OS