← Everything the Tesla T4 runsTesla T4 · gpt-oss 20B

Can the Tesla T4 run gpt-oss 20B?

Yes. gpt-oss 20B needs about 16 GB and the Tesla T4 has 16 GB of VRAM. Expect about 56 tok/s, faster than you can read.

ollama run gpt-oss:20b

First time? Install Ollama, then paste that into a terminal.

gpt-oss 20B needsAbout 16 GB
Tesla T4 has16 GB VRAM
Bandwidth320 GB/s
Estimated speed~56 tok/s
Want it faster?

Speed comes from memory bandwidth: the card reads all 2 GB of active weights for every token. Cards that run gpt-oss 20B faster:

How we estimate

Speed is roughly memory bandwidth divided by the weights read per token, calibrated on our own rack. Sizes are Ollama's default 4-bit downloads plus about 1.2 GB for context. Real results are usually within about a third. Measured it yourself? Send us the number.

Keep going

More about the Tesla T4 and gpt-oss 20B