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DeepSeek-V4-Pro (High, 20260813) vs NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4)
DeepSeek-V4-Pro (High, 20260813) is ahead on Arena (1465 vs 1427): in a blind vote people prefer it about 55% of the time.
DeepSeek-V4-Pro (High, 20260813)1465Arena chat · #55 of 419
NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4)1427Arena chat · #120 of 419
Arena scores by category
| Category | DeepSeek-V4-Pro (High, 20260813) | NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4) | Ahead |
|---|---|---|---|
| Chat | 1465 | 1427 | DeepSeek-V4-Pro (High, 20260813) |
Scores from blind human votes on Arena. A gap under 10 points is too small to call.
Size and where to use them free
| DeepSeek-V4-Pro (High, 20260813) | NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4) | |
|---|---|---|
| Made by | deepseek | nvidia |
| Size | 1598.8 B (74.7 B active) | 560.5 B (55 B active) |
| 4-bit download | 970 GB | 341 GB |
| Use it free | download and run at home · MIT license | free API on OpenRouter · download and run at home · OpenMDW-1.1 license |
Speed at home
| Hardware | DeepSeek-V4-Pro (High, 20260813) | NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4) |
|---|---|---|
| RTX 3090 | does not fit | does not fit |
| RTX 4090 | does not fit | does not fit |
| RTX 5090 | does not fit | does not fit |
| RX 7900 XTX | does not fit | does not fit |
| Mac M4 Max 128 GB | does not fit | does not fit |
| Ryzen AI Max+ 395 128 GB | does not fit | does not fit |
Estimates at 4-bit with an 8K context, 64 GB of system RAM for offload, calibrated on 44 real llama.cpp tests.
Try them yourself
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