Enterprise GB10 AI development
Lenovo ThinkStation PGX
Lenovo · Verified 2026-07-23
From $4,999
Enterprise-supported GB10 alternative to DGX Spark with Lenovo warranty and service.
Main limitation: ARM-based, no Windows, limited upgradeability
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Key Specifications
| Specification | Value |
|---|---|
| Form Factor | compact desktop (SFF) |
| GPU | NVIDIA Blackwell (integrated in GB10) |
| GPU Count | 1 |
| VRAM per GPU | 128 |
| Total Accelerator Memory | 128 |
| Memory Architecture | unified (LPDDR5x) |
| Memory Bandwidth (per GPU) | 273 |
| Unified Memory | 128 |
| System RAM | 128 |
| RAM Type | LPDDR5x unified |
| CPU | NVIDIA GB10 Grace Blackwell Superchip |
| CPU Cores | 20 (10 Cortex-X925 + 10 Cortex-A725) |
| Primary Storage | 4096 |
| Storage Type | NVMe SSD |
| Power Supply | 150 |
| Est. Peak Power | 150 |
| Cooling | active air |
| Dimensions | Small form factor |
| Weight | 2.5 |
| OS | Ubuntu 22.04 LTS |
| Linux Support | Yes |
| Windows Support | No |
| WSL Support | No |
| CUDA Support | Yes |
| Metal Support | No |
| Warranty | 3 |
| Onsite Support | Yes (optional) |
| Release Year | 2025 |
What Models Can It Run?
Calculated estimates using weight-only memory analysis at Q4 (4-bit) quantization. Actual requirements vary by framework, context length, and runtime overhead. See methodology.
| Model | Params | Required VRAM (Q4) | Fits in 94.5GB? |
|---|---|---|---|
| Llama 3.1 8B | 8B | 5.52 GB | ✓ Yes |
| Llama 3.1 70B | 70B | 37.14 GB | ✓ Yes |
| Llama 3.2 1B | 1B | 2 GB | ✓ Yes |
| Llama 3.2 3B | 3B | 3.01 GB | ✓ Yes |
| Qwen 2.5 7B | 7B | 5.01 GB | ✓ Yes |
| Qwen 2.5 14B | 14B | 8.53 GB | ✓ Yes |
| Qwen 2.5 32B | 32B | 18.06 GB | ✓ Yes |
| Qwen 2.5 72B | 72B | 38.14 GB | ✓ Yes |
| Mistral 7B | 7B | 5.01 GB | ✓ Yes |
| Mixtral 8x7B | 46.7B | 25.44 GB | ✓ Yes |
| DeepSeek R1 7B | 7B | 5.01 GB | ✓ Yes |
| DeepSeek R1 32B | 32B | 18.06 GB | ✓ Yes |
| DeepSeek R1 70B | 70B | 37.14 GB | ✓ Yes |
| Phi-3 Medium 14B | 14B | 8.53 GB | ✓ Yes |
| Gemma 2 9B | 9B | 6.02 GB | ✓ Yes |
| Gemma 2 27B | 27B | 15.05 GB | ✓ Yes |
| Stable Diffusion XL | 6.6B | 4.81 GB | ✓ Yes |
| Flux.1 Dev | 12B | 7.52 GB | ✓ Yes |
| Flux.1 Schnell | 12B | 7.52 GB | ✓ Yes |
Max model size: 70B class models (~182B params at Q4). These are calculated estimates, not measured results.
Pros & Cons
Pros
- ✓ Very large accelerator memory (128GB)
- ✓ Good memory per dollar ($39/GB)
- ✓ Linux support
- ✓ Onsite support available
- ✓ 3-year warranty
Cons
- ✗ ARM-based, no Windows, limited upgradeability
Compare with Other Workstations
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BIZON G3000 G2 (1x RTX 5090)
BIZON G3000 G2 (4x RTX 5090)
BOXX APEXX 8R (1x RTX PRO 6000 Blackwell)
Custom Dual RTX 4090 Training Workstation
Custom RTX 5090 AI Workstation (Value Build)
Sources & Verification
Primary source: Lenovo ThinkStation PGX Product Guide
https://lenovopress.lenovo.com/lp2321-thinkstation-pgx
Verification date: 2026-07-23
Data quality: Vendor specification — from manufacturer datasheet. No hands-on testing was performed.