NVIDIAN1XGrace
NVIDIA RTX Spark N1X 20-Core CPU, 6144-Core GPU
- Cores
- 20
- Threads
- 20
- Turbo
- 4.1GHz
- L3 cache
- 24MB
- iGPU
- NVIDIA Blackwell RTX GPU
Performance in 2026
Coming soon
Processor specifications
General
- Manufacturer
- NVIDIA
- Series
- N1X
- Codename
- Grace
- CPU name
- RTX Spark N1X
- Chip variant
- GSE1-675-A1
- CPU architecture
- Cortex-X925, Cortex-A725
- Foundry
- TSMC
- Process node
- 3 nm
- Die size
- 382 mm²
- Instruction set
- ARM64
- Release date
- May 31, 2026
Cores and clocks
20 cores, 20 threads
10× Cortex-X925
- Max clock
- 4.1 GHz
- Base clock
- 1.7 GHz
10× Cortex-A725
- Max clock
- 2.8 GHz
- Base clock
- 1.5 GHz
L3 cache
24 MB
- L2 cache
- 25 MB
- L1 cache
- 2560 KB
TDP
- TDP range
- 45 - 80 W
Connectivity
- Memory support
- LPDDR5x-9400
- Memory channels
- 4
- PCIe version
- 5.0, 4.0
- PCIe lanes
- 12, 5
Graphics
NVIDIA Blackwell RTX GPU
- iGPU chip
- GB20B
- iGPU architecture
- Blackwell
- CUDA cores
- 6144
- TMUs
- 192
- RT cores
- 48
- Tensor cores
- 192
- SM blocks
- 48
- DirectX
- 12
AI
- Total TOPS
- 55
- NPU TOPS
- 55
Technologies and extensions
NEON, SVE, SVE2, FP16, AES, PMULL, SHA1, SHA2, CRC32, LSE, RDM, DotProd, FHM, I8MM, BF16, JSCVT, FCMA, RCPC, FRINT, PAC, BTI