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GLM-5 vs NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4)

GLM-5 is ahead on Arena (1457 vs 1427): in a blind vote people prefer it about 54% of the time.

GLM-51457Arena chat · #66 of 419
NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4)1427Arena chat · #120 of 419

Arena scores by category

CategoryGLM-5NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4)Ahead
Chat14571427GLM-5

Scores from blind human votes on Arena. A gap under 10 points is too small to call.

Size and where to use them free

GLM-5NVIDIA-Nemotron-3-Ultra-550B-A55B (NVFP4)
Made byzainvidia
Size753.9 B (50.8 B active)560.5 B (55 B active)
4-bit download458 GB341 GB
Use it freedownload and run at home · MIT licensefree API on OpenRouter · download and run at home · OpenMDW-1.1 license

Speed at home

HardwareGLM-5NVIDIA-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.

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