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DeepSeek-V4-Pro (High, 20260813) vs nvidia-nemotron-3-ultra-550b-a55b-nvfp4

DeepSeek-V4-Pro (High, 20260813) and nvidia-nemotron-3-ultra-550b-a55b-nvfp4 are about even on Arena (1451 vs 1445): in a blind vote each wins about half the time.

DeepSeek-V4-Pro (High, 20260813)1451Arena chat · #49 of 416
nvidia-nemotron-3-ultra-550b-a55b-nvfp41445Arena chat · #64 of 416

Arena scores by category

CategoryDeepSeek-V4-Pro (High, 20260813)nvidia-nemotron-3-ultra-550b-a55b-nvfp4Ahead
Chat14511445about even

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 bydeepseeknvidia
Size1598.8 B (75.6 B active)560.5 B (55 B active)
4-bit download970 GB341 GB
Use it freedownload and run at home · MIT licensedownload and run at home · OpenMDW-1.1 license

Speed at home

HardwareDeepSeek-V4-Pro (High, 20260813)nvidia-nemotron-3-ultra-550b-a55b-nvfp4
RTX 3090does not fitdoes not fit
RTX 4090does not fitdoes not fit
RTX 5090does not fitdoes not fit
RX 7900 XTXdoes not fitdoes not fit
Mac M4 Max 128 GBdoes not fitdoes not fit
Ryzen AI Max+ 395 128 GBdoes not fitdoes 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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