NVIDIA DGX Spark
The DGX Spark is NVIDIA’s desktop AI computer built on the GB10, released on 13 October 2025. Its ConnectX-7 NIC can link two units into a 256 GB system, which NVIDIA rates for models of about 400B parameters. It runs DGX OS.
Hardware
Specs
| SoC | NVIDIA GB10 |
|---|---|
| CPU | 10× Cortex-X925 10× Cortex-A725 |
| Memory | LPDDR5X-8533 256-bit Up to 128 GB 273 GB/s Coherent unified memory shared by CPU and GPU |
| GPU | NVIDIA Blackwell (6,144 CUDA cores) 5th-gen Tensor Cores, up to 1 PFLOP FP4 with sparsity |
| VPU | 1× NVENC, 1× NVDEC |
| TDP | 140 W |
| SoC page | NVIDIA GB10 (DGX Spark) |
Interfaces
| Board | NVIDIA DGX Spark |
|---|---|
| Memory | LPDDR5X-8533 256-bit 128 GB |
| Display | 1× HDMI 2.1a |
| Storage | 1 or 4 TB M.2 2242 NVMe (PCIe Gen 5, self-encrypting) |
| USB | 4× USB |
| Ethernet | 1× 10 GbE (RJ45) 2× 200 GbE (ConnectX-7 QSFP, 200 Gbit/s total) |
| Wi-Fi | Wi-Fi 7 |
| Bluetooth | 5.3 |
| Power | 240 W external power supply |
| Form factor | Desktop mini PC |
| Dimensions | 150 × 150 × 50.5 mm |
| Weight | 1200 g |