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Measured9.63 t/s
DeepSeek-V4.1 Flash on NVIDIA DGX Spark 128 GB
DS4 V4.1 Q2 (SSD) · DwarfStar · 1K context
Measured13.84 t/s
DeepSeek-V4 Flash on NVIDIA DGX Spark 128 GB
DS4 Q2 (mixed) · DwarfStar · 64K context
Measured74.88 t/s
Qwen3.8 27B on RTX 3090 workstation (Ryzen 9 7950X, 64 GB)
Q5_K_M · llama.cpp · 1K context
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Measurements are marked Measured. Estimates are shown as ranges and marked Estimated. Editable inputs are marked Assumption. Manufacturer figures are marked Official spec. When sources disagree, we show the spread rather than averaging it.
Popular hardwareAll 81 →
NVIDIA DGX H200 (8x H200, 1,128 GB)$359,430 *
1128 GB · 38,400 GB/s · 8,500 W
Lenovo ThinkStation PX (4x RTX PRO 6000, 384 GB)$58,553 *
384 GB · 7,168 GB/s · 1,580 W
Quad RTX 5090 workstation (4x 32 GB)$12,611 *
128 GB · 7,168 GB/s · 2,250 W
NVIDIA DGX Station GB300 (748 GB)$90,082 *
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Popular modelsAll 110 →
Hardware configurations
81
67 products
Open-weight models
110
527 quantized variants
Measured benchmarks
137
each retained as source evidence
Estimated pairings
1,980
always labelled as estimates
Recent measured benchmarksAll benchmarks →
| Hardware | Model | Quant | Context | Decode | Prefill | Type | Date |
|---|---|---|---|---|---|---|---|
| NVIDIA DGX Spark 128 GB | DeepSeek-V4.1 Flash | DS4 V4.1 Q2 (SSD) | 1K | 9.6 t/s | 24 t/s | Measured (first-party) | 12 Sept 2026 |
| NVIDIA DGX Spark 128 GB | DeepSeek-V4.1 Flash | DS4 V4.1 Q2 (SSD) | 4K | 9.2 t/s | 46 t/s | Measured (first-party) | 12 Sept 2026 |
| NVIDIA DGX Spark 128 GB | DeepSeek-V4.1 Flash | DS4 V4.1 Q2 (SSD) | 16K | 8.2 t/s | 40 t/s | Measured (first-party) | 12 Sept 2026 |
| NVIDIA DGX Spark 128 GB | DeepSeek-V4 Flash | DS4 Q2 (mixed) | 64K | 13.8 t/s | 823 t/s | Measured (first-party) | 6 Sept 2026 |
| NVIDIA DGX Spark 128 GB | DeepSeek-V4 Flash | DS4 Q2 (mixed) | 2K | 18.1 t/s | 826 t/s | Measured (first-party) | 6 Sept 2026 |
| NVIDIA DGX Spark 128 GB | DeepSeek-V4 Flash | DS4 Q2 (mixed) | 16K | 15.1 t/s | 872 t/s | Measured (first-party) | 6 Sept 2026 |
| NVIDIA DGX Spark 128 GB | DeepSeek-V4 Flash | DS4 Q2 (mixed) | 32K | 14.4 t/s | 856 t/s | Measured (first-party) | 6 Sept 2026 |
| RTX 3090 workstation (Ryzen 9 7950X, 64 GB) | Qwen3.8 27B | Q5_K_M | 1K | 74.9 t/s | — | Measured (community) | 25 Aug 2026 |
Popular comparisonsAll →
NVIDIA DGX Spark 128 GB vs Mac Studio M5 Max 128 GBNVIDIA DGX Spark 128 GB vs Framework Desktop (Ryzen AI Max+ 395, 128 GB)Mac Studio M5 Max 128 GB vs Framework Desktop (Ryzen AI Max+ 395, 128 GB)Mac Studio M5 Ultra 256 GB vs RTX PRO 6000 Blackwell workstation (96 GB)RTX 5090 workstation (1x 32 GB) vs Mac Studio M5 Max 64 GBDual RTX 5090 workstation (2x 32 GB) vs RTX PRO 6000 Blackwell workstation (96 GB)Mac Studio M5 Ultra 512 GB vs Mac Studio M3 Ultra 512 GBRTX 5090 workstation (1x 32 GB) vs Used RTX 4090 workstation (24 GB)