NVIDIA RTX Spark N1X vs NVIDIA RTX Spark N1X (18-core)
59.3Single-core—
64Multi-core—
56Efficiencyspec-based56
64.4Platformspec-based51.1
4 spec wins — NVIDIA RTX Spark N1X0 spec wins — NVIDIA RTX Spark N1X (18-core)
InnoReviews verdict
No overall winner yet: NVIDIA RTX Spark N1X (18-core) lacks the published benchmark results an Inno Score requires, so there is no Inno Score to compare — we don't rank chips on their spec sheet alone. The spec table below still shows every difference we track.
Which would you pick?
Key differences
Reasons to pick the NVIDIA RTX Spark N1X
- 11% higher cores: 20 vs 18
- 11% higher Performance cores: 10 vs 9
- 11% higher Efficiency cores: 10 vs 9
- 11% higher threads: 20 vs 18
Reasons to pick the NVIDIA RTX Spark N1X (18-core)
No decisive spec advantages — this side competes on price and preference.
General
| Spec | NVIDIA RTX Spark N1X | NVIDIA RTX Spark N1X (18-core) |
|---|---|---|
| Announced | 2026 | 2026 |
| Process | 3 nm | 3 nm |
| Base TDP | 45 W | 45 W |
| Max TDP | 80 W | 80 W |
Cores & Clocks
| Spec | NVIDIA RTX Spark N1X | NVIDIA RTX Spark N1X (18-core) |
|---|---|---|
| Cores | 20+11% | 18 |
| Performance cores | 10+11% | 9 |
| Efficiency cores | 10+11% | 9 |
| Threads | 20+11% | 18 |
| Boost clock | — | 3.9 GHz |
Integrated GPU
| Spec | NVIDIA RTX Spark N1X | NVIDIA RTX Spark N1X (18-core) |
|---|---|---|
| iGPU | NVIDIA Blackwell RTX 6144-core GPU | NVIDIA Blackwell RTX 5120-core GPU |
| iGPU clock | — | 2,535 MHz |
Memory
| Spec | NVIDIA RTX Spark N1X | NVIDIA RTX Spark N1X (18-core) |
|---|---|---|
| Memory support | LPDDR5X | LPDDR5X |
| Max memory | 128 GB | — |
Benchmarks
| Spec | NVIDIA RTX Spark N1X | NVIDIA RTX Spark N1X (18-core) |
|---|---|---|
| Geekbench 6 (single) | 3,092Top 13% | — |
| Geekbench 6 (multi) | 20,296Top 8% | — |
| Cinebench R23 (single) | 1,314Bottom 15% | — |
| Cinebench R23 (multi) | 17,944Top 27% | — |
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