Same chip, different box
NVIDIA DGX Spark vs Dell Pro Max with GB10
Memory, bandwidth, software stack, price and the models each one can hold. Generated from the two sourced machine records; estimates are labelled.
NVIDIA GB10
NVIDIA DGX Spark
128 GB unified
Open the record
NVIDIA GB10
Dell Pro Max with GB10
128 GB unified
Open the recordWhat actually differs
- Same GB10 platform. Model recipes carry over; the real differences are chassis, storage, cooling, support and price.
- Both have 128 GB unified, so the same models fit.
- Same memory bandwidth (273 GB/s), so the same decode ceiling for a model that fits on both.
- The NVIDIA DGX Spark lists about $3,525 lower (≈ $4.7k vs ≈ $8.2k). Offers are dated snapshots in different regions and tax conditions.
Which models fit
Estimate · 4-bit · 8K context · 1 request| Model | NVIDIA DGX Spark | Dell Pro Max with GB10 |
|---|---|---|
| Llama 3.1 8B | Fits 16 GB≤ 48 tok/s | Fits 16 GB≤ 48 tok/s |
| Qwen3 14B | Fits 20 GB≤ 28 tok/s | Fits 20 GB≤ 28 tok/s |
| Qwen3 32B | Fits 32 GB≤ 13 tok/s | Fits 32 GB≤ 13 tok/s |
| Llama 3.3 70B | Fits 54 GB≤ 6.3 tok/s | Fits 54 GB≤ 6.3 tok/s |
| gpt-oss-20b (MoE) | Fits 23 GB≤ 110 tok/s | Fits 23 GB≤ 110 tok/s |
| gpt-oss-120b (MoE) | Fits 80 GB≤ 77 tok/s | Fits 80 GB≤ 77 tok/s |
| Qwen3 235B-A22B (MoE) | Too large 151 GB | Too large 151 GB |
| DeepSeek V3 / R1 671B (MoE, MLA) | Too large 408 GB | Too large 408 GB |
Specifications
Sourced and dated| NVIDIA DGX Spark | Dell Pro Max with GB10 | |
|---|---|---|
| Chip / accelerator | GB10 Grace Blackwell Superchip | GB10 Grace Blackwell Superchip |
| Platform | NVIDIA GB10 | NVIDIA GB10 |
| Model memory | 128 GB unified | 128 GB unified |
| Memory bandwidth | 273 GB/s | 273 GB/s · GB10 platform |
| Software stack | CUDA | CUDA |
| Operating system | NVIDIA DGX OS | NVIDIA DGX OS 7 |
| Storage | 4 TB NVMe | 4 TB PCIe Gen4 |
| Networking | 10 GbE · ConnectX-7 · Wi-Fi 7 | Confirm selected configuration |
| Form factor | Desktop AI system | Desktop AI system |
| Dimensions | 150 × 150 × 50.5 mm | Confirm selected configuration |
| Weight | 1.2 kg | Not verified |
| Power rating (not consumption) | 240 W adapter · 140 W SoC TDP | 280 W USB-C adapter |
| Supplier list price | ≈ $4.7k · Supplier list price · United States · Sept 2026 | ≈ $8.2k · Supplier list price · United States · Sept 2026 |
| Availability | Listed for order · recheck with supplier | Listed for order · recheck with supplier |
| Model configurations in the Lab | 6 | 6 |
| Setups in the Lab | 5 | 5 |
| Record reviewed | 2026-09-13 | 2026-09-07 |
Before you choose
NVIDIA DGX Spark
- Memory capacity does not establish interactive speed or simultaneous request capacity.
- UT has documented a Spark deployment. Confirm exact software versions and support scope.
Dell Pro Max with GB10
- Confirm region, storage, warranty and exact shipping configuration with Dell.
- A shared chip does not imply identical thermals, service terms or measured performance.
NVIDIA DGX Spark compared with
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Dell Pro Max with GB300Own one of these? A measured run (model revision, runtime, context, tokens per second) is worth more than this whole page. Publish it.