GPUs for on-prem AI / NVIDIA

NVIDIA GeForce RTX 5090 32GB for LLMs

Fastest consumer card for local LLMs (1.79 TB/s, FP4 at 1,676 TFLOPS dense) but limited to 32GB at 575W, with no NVLink. Dense rates with FP32 accumulate per NVIDIA whitepaper (FP8 is 838 with FP16 accumulate). Price is an indicative 2026 street range for one unit, not a quote.

Memory
32 GB GDDR7
Bandwidth
1,792 GB/s
BF16 dense
209 TFLOPS
FP8 dense
419 TFLOPS
Power
575 W

workstation card | PCIe Gen5 only | CUDA | indicative price $2,500-3,500

Which models fit, and how many cards

Planning estimates. 4-bit column: one user at 8K context. FP8 column: 10 users at once at 16K context.

ModelSize4-bit: cards4-bit: tok/sFP8, 10 users: cardsFP8: tok/s per user
Qwen3.6-35B-A3B36B / 3B12752202
Qwen3-32B32.8B152239
Olmo 3.1 32B Think32B154244
GLM-4.7-Flash31.2B / 3B12682164
Gemma 4 31B IT30.7B155241
Qwen3-30B-A3B-Instruct-250730.5B / 3.3B12472132
Granite 4.2 30B30B157242
NVIDIA Nemotron 3.5 Lightning 30B-A3B30B / 3B12782209
Qwen3.8-27B27.8B162254
Gemma 3 27B IT27B163251
Gemma 4 26B A4B IT25.2B / 3.8B12282151
Mistral Small 3.2 24B Instruct 250624B170255
Magistral Small 1.2 (2509)24B170255
Devstral Small 2 24B Instruct 251224B170255
gpt-oss-20b21B / 3.6B12461138
Phi-414B1109271
Gemma 4 12B IT11.95B1125160
Qwen3.5-9B9.7B1151185
Qwen3-VL-8B-Instruct8.8B1157165
Granite 4.2 8B8B1167165
Llama 3.1 8B Instruct8B1169171
Qwen3-Coder-Next79.7B / 3B22744204
Llama 3.3 70B Instruct70B242436
Qwen3.8-Flash-Next180B / 6B42148 (multi-node)123
Mistral Medium 3.5 128B128B4408 (multi-node)31
Qwen3.5-122B-A10B125B / 10B41828 (multi-node)112
Ling-3.0-flash124B / 5.1B42378 (multi-node)139
NVIDIA Nemotron 3 Super 120B-A12B120B / 12B41348 (multi-node)74
Mistral Small 4 119B A6B (2603)119B / 6.5B42338 (multi-node)145
gpt-oss-120b117B / 5.1B42498 (multi-node)148
Command A (03-2025)111B4478 (multi-node)39
Llama 4 Scout 17B-16E Instruct109B / 17B41428 (multi-node)86
GLM-5.3-Flash320B / 18B8 (multi-node)11916 (multi-node)105
MiMo-V2.6-Flash-RL309B / 15B8 (multi-node)11916 (multi-node)103
Hy3295B / 21B8 (multi-node)7916 (multi-node)62
Command A+ (05-2026)218B / 25B8 (multi-node)12816 (multi-node)111
Step-3.7-Flash198B / 11B8 (multi-node)1308 (multi-node)110
DeepSeek-V4.1-Flash-1017748B / 16B16 (multi-node)12932 (multi-node)118
GLM-5.3744B / 40B16 (multi-node)7032 (multi-node)63
Mistral Large 3 675B Instruct 2512675B / 41B16 (multi-node)8232 (multi-node)75
DeepSeek-V3.2671B / 37B16 (multi-node)8432 (multi-node)77
MiniMax-M3428B / 23B16 (multi-node)9224 (multi-node)78
Qwen3.5-397B-A17B403B / 17B16 (multi-node)9616 (multi-node)87
Llama 4 Maverick 17B-128E Instruct400B / 17B16 (multi-node)11216 (multi-node)93
Trinity Large Thinking398B / 13B16 (multi-node)9816 (multi-node)86
MiMo-V2.6-Pro-RL1020B / 42B24 (multi-node)7240 (multi-node)64
Kimi-K2.61000B / 32B24 (multi-node)8340 (multi-node)74
Kimi-K2.7-Code1000B / 32B24 (multi-node)8340 (multi-node)74
Muse Spark Open 816B-A42B816B / 42B24 (multi-node)7932 (multi-node)74
DeepSeek-V4-Pro-08131600B / 49B40 (multi-node)7664 (multi-node)74
Qwen3.8-2.4T-A95B2446B / 95B56 (multi-node)53--
Kimi-K32800B / 104B64 (multi-node)52--

Design a deployment on NVIDIA GeForce RTX 5090 32GB

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Questions

What is the largest model that fits on one NVIDIA GeForce RTX 5090 32GB?

Of the models we track, Qwen3.6-35B-A3B (36B total, 3B active) fits on a single 32 GB card in 4-bit with one user at 8K context. More users or longer context need memory for the KV cache, so leave headroom.

How fast is NVIDIA GeForce RTX 5090 32GB for LLM inference?

Generation speed is mostly set by memory bandwidth: 1792 GB/s here. Each token reads the active weights once, so a model with 8 GB of active weights tops out near 224 tokens per second per stream before efficiency losses; batching many users raises total throughput.

Is NVIDIA GeForce RTX 5090 32GB a good choice for on-prem AI?

Fastest consumer card for local LLMs (1.79 TB/s, FP4 at 1,676 TFLOPS dense) but limited to 32GB at 575W, with no NVLink. Dense rates with FP32 accumulate per NVIDIA whitepaper (FP8 is 838 with FP16 accumulate). Price is an indicative 2026 street range for one unit, not a quote.