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URL: https://willitrunai.com/can-run/falcon-40b-instruct-on-h200-141gb


Can Falcon 40B Instruct run on NVIDIA H200 141GB?

YES — Runs Great

B69Good
Estimated from fit model

Falcon 40B Instruct needs ~45.9 GB VRAM. NVIDIA H200 141GB has 141.0 GB. With Q5_K_M quantization, expect ~143 tok/s.

Runtime: OllamaCapacity: RoomyBandwidth: HighStack: BasicBottleneck: Balanced
Share:

Operating mode

Choose the run profile you care about

Interactive favors responsiveness, while light API and scale-out lean harder on serving readiness. The fit stays the same, but the recommendation lens changes.

Current mode

Balanced

Balanced for general local use. Keeps the ranking neutral across personal and serving workflows.

Capabilities:

Select quantization to explore

Q5_K_M (High quality) — 45.9 GB, 155.3 tok/s, Runs well
45.9 GB required141.0 GB available
33% VRAM used

Fit status

Runs well

Decode

155.3 tok/s

TTFT

1247 ms

Safe context

8K

Memory

45.9 GB / 141.0 GB

Memory breakdown

Weights28.8 GB
KV Cache1.8 GB
Runtime1.2 GB
Headroom14.1 GB

See how fast it feels

See how fast it feelsFalcon 40B Instruct on NVIDIA H200 141GB
1st promptCold start — includes initialization
>Solve: If a train travels at 60 mph for 2.5 hours, how far does it go?
Let me work through this step by step. Given information: - Speed = 60 mph (miles per hour) - Time = 2.5 hours Formula: Distance = Speed x Time Calculation: Distance = 60 mph x 2.5 h = 150 miles The train travels 150 miles. Double-check: at 60 mph the train covers 60 miles each hour. In half an hour it covers 30 miles. So in 2.5 hours: 60 + 60 + 30 = 150 miles. Confirmed.
2nd promptWarm — model ready, no init overhead
>What if the train stops for 20 minutes halfway?
The stop doesn't change the total distance covered while moving, but it affects total trip time. Breakdown: - First half: 1.25 hours at 60 mph = 75 miles - Stop: 20 minutes (no distance) - Second half: 1.25 hours at 60 mph = 75 miles Total distance: 150 miles (same) Total time: 2.5 h + 0.33 h = 2.83 hours Average speed: 150 / 2.83 = 53 mph The distance stays the same but average speed drops to 53 mph because of the stop.
Estimated: 155.3 tok/s decode · 1.2s TTFT (warm) · 388 tok/s prefill

What limits this setup

This setup is broadly balanced for this model.

No major red flags

This recommendation has enough memory headroom and acceptable estimated speed for the selected workload.

Best improvement path

Performance by workload

WorkloadGradeFitDecodeTTFTContext
ChatBRuns well142.8 tok/s739 ms8K
CodingBRuns well142.8 tok/s1356 ms8K
Agentic CodingBRuns well142.8 tok/s1972 ms8K
ReasoningBRuns well142.8 tok/s1602 ms8K
RAGBRuns well142.8 tok/s2465 ms8K

Quantization options

How Falcon 40B Instruct (40B params) fits at each quantization level on NVIDIA H200 141GB (141.0 GB usable).

QuantBitsVRAMQualityFit
Q2_K
2
15.6 GB
LowB59
Q3_K_S
3
19.6 GB
LowB59
NVFP4
4

Get started

Copy-paste commands to run Falcon 40B Instruct on your machine.

Run

docker run --rm -it ghcr.io/ggerganov/llama.cpp:full \ --hf-repo "tiiuae/falcon-40b-instruct" \ --hf-file "falcon-40b-instruct-Q5_K_M.gguf" \ -c 4096 -ngl 99

Frequently asked questions

See all results for NVIDIA H200 141GBSee all hardware for Falcon 40B Instruct
22.4 GB
Medium
B60
Q4_K_M
4
24.4 GB
MediumB60
Q5_K_M
5
28.8 GB
HighB60
Q6_K
6
32.8 GB
HighB61
Q8_0
8
42.8 GB
Very HighB63
F16Best for your GPU
16
82.0 GB
MaximumB68