For most early buyers, no. The NVIDIA DGX Spark and its partner versions such as the ASUS Ascent GX10 are Linux developer machines built around NVIDIA's full CUDA software stack and 200 Gb networking for clustering. The ASUS ProArt GR1X is a Windows 11 desktop built for creators who also run local AI. On paper the two have similar memory bandwidth, so single-user text generation lands in a similar range. The difference is the operating system, the software that runs natively, and what else you want the box to do. If you bought a DGX Spark to develop, serve or fine-tune models, the GR1X wouldn't have served you better. If you bought one mainly to run chat models next to Adobe and Windows apps, you may have picked the harder route.
What separates the two platforms?
| Item | DGX Spark / ASUS Ascent GX10 (GB10) | ASUS ProArt GR1X (RTX Spark N1X) |
|---|---|---|
| Operating system | NVIDIA DGX OS (Ubuntu Linux) | Windows 11 (Home or Pro by model) |
| Memory | 128 GB unified (64 GB on some partner models) | 64 GB or 128 GB unified, soldered |
| Memory bandwidth | 273 GB/s | "Up to 300 GB/s" (ASUS) |
| AI software | Full Linux CUDA stack: vLLM, SGLang, TensorRT-LLM, NVIDIA playbooks | CUDA on Windows on Arm (developer preview), Ollama, LM Studio; vLLM only via WSL2 or a community port |
| Clustering | ConnectX-7 200 GbE; NVIDIA tooling for 2–4 units | 10 GbE; no ConnectX, no Thunderbolt |
| Creative and desktop apps | Linux apps only | Windows apps, Adobe, Blender, some games (Arm-native or via Prism emulation) |
| gpt-oss-120b generation, measured | 58.7 tok/s (llama.cpp, DGX Spark, Feb 2026) | No GR1X result yet; 58.9–63.3 tok/s on RTX Spark laptops (Oct 2026) |
| SourceIT price (listed 8 Nov 2026) | DGX Spark 4TB S$9,300; GX10 64GB/1TB S$6,670, 128GB/1TB S$10,350 | Price on request; SourceIT estimate S$6,200–7,200 (64GB/1TB) and S$9,000–10,800 (128GB/2TB) |
Source: NVIDIA DGX Spark documentation and spec page; ASUS GR1X product page (8 Nov 2026); llama.cpp project benchmark file for DGX Spark (5 Feb 2026); Techtesters RTX Spark laptop tests (16 Oct 2026, tool and quantisation not published). GR1X price: SourceIT estimate based on comparable RTX Spark devices, not an official ASUS price, chiefly ASUS's same-chip ProArt P16 (Singapore SRP S$7,499 for 64 GB and S$11,099 for 128 GB). ASUS hadn't announced GR1X pricing when we wrote this.
Did DGX Spark buyers pay for the wrong operating system?
Only if they never needed Linux. NVIDIA's own pitch for the DGX Spark is developing, testing and fine-tuning models locally, then moving them to a data centre or the cloud on the same software. That workflow runs on Linux CUDA. vLLM, SGLang and TensorRT-LLM install natively, NVIDIA publishes step-by-step playbooks, and two to four units can be linked over ConnectX-7 to run models too large for one box.
The GR1X's software story is younger. CUDA on Windows on Arm arrived as a developer preview with RTX Spark. vLLM has no native Windows support, so you'd use WSL2 or an unofficial port, and Docker GPU use on these machines hadn't been validated publicly by November 2026. NVIDIA hasn't committed to Linux drivers for the N1X, so you can't simply reinstall the GR1X as a Linux box. ASUS itself positions the GR1X for creators and gamers on Windows, and the Ascent GX10 for AI developers.
The question isn't which box is faster. It's whether your work lives in a Linux terminal or in Windows apps.
Is the GR1X better for anyone who bought a DGX Spark?
For some, yes. A typical early buyer who regrets their DGX Spark wanted one machine for everything. They wanted to chat with a local model, generate images in ComfyUI, edit in Premiere and keep using Windows tools, and found Linux got in the way. For them the GR1X lines up better:
- Windows desktop apps run, either as Arm-native builds or through Microsoft's Prism emulation. Some games and apps with anti-cheat or kernel drivers still fail.
- Creator software comes bundled: ASUS lists ProArt Creator Hub, StoryCube, MuseTree for local FLUX and WAN image work, its Zenni Claw assistant, and three months of Adobe Creative Cloud.
- Display and storage flexibility: up to four displays and two M.2 SSD slots, against one on GB10 boxes.
Before switching, check the specific apps on our Windows on Arm app compatibility guide. The GR1X isn't a general-purpose x86 PC.
Which one is better value?
On hardware they're close. Both have a 20-core Arm CPU, a Blackwell GPU and 128 GB of unified memory at roughly 270–300 GB/s. Our estimate puts the GR1X 128 GB/2 TB at S$9,000–10,800, against S$9,300 for the DGX Spark 4 TB and S$10,350 for the GX10 128 GB/1 TB on our shelf. At 64 GB, the GX10's S$6,670 sits inside our S$6,200–7,200 GR1X estimate. So neither group of buyers overpaid on hardware. The value depends on which software you'd otherwise fight with:
- You serve models to a team or fine-tune: the DGX Spark or GX10's Linux stack, vLLM and clustering are worth more than Windows. See fine-tuning on GB10.
- You're a creator or a Windows-first business user: the GR1X saves you a second PC and the friction of a Linux desktop.
- You need memory above 128 GB on one machine: neither. You'd cluster GB10 boxes, or move to a Mac Studio with more memory or a GPU workstation.
We cover the operating-system choice in more depth in GR1X vs DGX Spark: Windows vs Linux, and the published comparison DGX Spark vs RTX Spark: two very different computers explains the chips side by side.
What should an early DGX Spark owner do now?
- If Linux is working for you, keep it. The GR1X won't generate text meaningfully faster, because the bandwidth is similar.
- If you mainly need Windows apps, consider adding a Windows machine rather than replacing the Spark. Running models on the Spark and serving them to Windows clients over the network is a common setup.
- If you need more model capacity, a second GB10 box over ConnectX-7 scales; the GR1X has no equivalent link.
- Read our seven GR1X limitations before deciding it's the better fit.
Buying in Singapore
SourceIT stocks the NVIDIA DGX Spark 4TB at S$9,300 and the ASUS Ascent GX10 64GB/1TB at S$6,670, with the GX10 128GB/1TB at S$10,350 (listed 8 Nov 2026). Prices change, so ask for a current quotation. The ProArt GR1X is in our ASUS ProArt GR1X collection as price on request. Tell us whether your team works in Linux or Windows and we'll recommend the platform that fits. To get a quote, use Request for Quotation on the product page, call (65) 6978 3502, email Sales@sourceit.com.sg or use our contact page.
Frequently asked questions
Is the ASUS ProArt GR1X faster than the DGX Spark for local AI? Not meaningfully for text generation, because both have roughly 270–300 GB/s of memory bandwidth. RTX Spark laptops measured about 59–63 tokens per second on gpt-oss-120b, close to the DGX Spark's 58.7 in llama.cpp. No GR1X benchmark had been published at the time of writing.
Can I install Linux on the GR1X? RTX Spark systems ship with Windows, and NVIDIA hasn't committed to Linux drivers for the N1X chip. You can use WSL2 inside Windows, which reviewers found gives access to the GPU.
Can I cluster two GR1X units like two DGX Sparks? Not the same way. The GR1X has 10 GbE but no ConnectX-7 or Thunderbolt, and there's no NVIDIA-supported clustering method for RTX Spark PCs.
How much will the GR1X cost in Singapore? ASUS hadn't announced a price when we wrote this. Our estimate, based on comparable RTX Spark devices and not an official ASUS price, is about S$6,200–7,200 for 64 GB/1 TB and S$9,000–10,800 for 128 GB/2 TB.
Which should a software developer buy? If you build, serve or fine-tune models, the DGX Spark or ASUS Ascent GX10 and their Linux CUDA stack are the safer choice. The GR1X suits Windows-based creators and users who mainly run models rather than develop them.
