Can Codestral RAG 19B Pruned i1 run on RTX 4000 Ada 20GB?

YES — Tight Fit

C49Usable
Estimated from fit model

Codestral RAG 19B Pruned i1 needs ~17.0 GB VRAM. RTX 4000 Ada 20GB has 20.0 GB. With Q4_K_M quantization, expect ~24 tok/s.

Runtime: OllamaCapacity: TightBandwidth: LowStack: BasicBottleneck: Balanced
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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

Q4_K_M (Medium quality) 17.0 GB, 24.2 tok/s, Tight fit
17.0 GB required20.0 GB available
85% VRAM used

Fit status

Tight fit

Decode

24.2 tok/s

TTFT

7991 ms

Safe context

37K

Memory

17.0 GB / 20.0 GB

Memory breakdown

Weights11.6 GB
KV Cache2.2 GB
Runtime1.2 GB
Headroom2.0 GB

See how fast it feels

See how fast it feelsCodestral RAG 19B Pruned i1 on RTX 4000 Ada 20GB
1st promptCold start — includes initialization
>Write a Python function to sort a list
Here's a Python function that sorts a list using quicksort: def quicksort(arr): if len(arr) <= 1: return arr pivot = arr[len(arr) // 2] left = [x for x in arr if x < pivot] middle = [x for x in arr if x == pivot] right = [x for x in arr if x > pivot] return quicksort(left) + middle + quicksort(right) # Example usage numbers = [3, 6, 8, 10, 1, 2, 1] print(quicksort(numbers)) # [1, 1, 2, 3, 6, 8, 10] The algorithm picks a pivot, partitions the list into smaller, equal, and larger elements, then recursively sorts each partition and concatenates the results.
2nd promptWarm — model ready, no init overhead
>Now add type hints and a docstring
def quicksort(arr: list[int]) -> list[int]: """Sort a list using the quicksort algorithm. Args: arr: List of integers to sort. Returns: A new sorted list. """ if len(arr) <= 1: return arr pivot = arr[len(arr) // 2] left = [x for x in arr if x < pivot] middle = [x for x in arr if x == pivot] right = [x for x in arr if x > pivot] return quicksort(left) + middle + quicksort(right) Added type hints for the input and return type, plus a Google-style docstring.
Estimated: 24.2 tok/s decode · 8.0s TTFT (warm) · 61 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
ChatCRuns well24.2 tok/s4359 ms37K
CodingCTight fit24.2 tok/s7991 ms37K
Agentic CodingCRuns with offload24.2 tok/s11623 ms37K
ReasoningCTight fit24.2 tok/s9444 ms37K
RAGCRuns with offload24.2 tok/s14529 ms37K

Quantization options

How Codestral RAG 19B Pruned i1 (19B params) fits at each quantization level on RTX 4000 Ada 20GB (20.0 GB usable).

QuantBitsVRAMQualityFit
Q2_K
2
7.4 GB
LowC48
Q3_K_S
3
9.3 GB
LowC50
NVFP4
4
10.6 GB
MediumC50
Q4_K_M
4
11.6 GB
MediumC50
Q5_K_M
5
13.7 GB
HighC50
Q6_KBest for your GPU
6
15.6 GB
HighC49
Q8_0
8
20.3 GB
Very HighF0
F16
16
38.9 GB
MaximumF0

Get started

Copy-paste commands to run Codestral RAG 19B Pruned i1 on your machine.

Run

lms load hf-mradermacher--codestral-rag-19b-pruned-i1-gguf && lms server start

アップグレードオプション

Codestral RAG 19B Pruned i1を快適に動かすハードウェア

Frequently asked questions

Can RTX 4000 Ada 20GB run Codestral RAG 19B Pruned i1?

Yes, RTX 4000 Ada 20GB can run Codestral RAG 19B Pruned i1 with a C grade (Tight fit). Expected decode speed: 24.2 tok/s.

How much VRAM does Codestral RAG 19B Pruned i1 need?

Codestral RAG 19B Pruned i1 (19B parameters) requires approximately 17.0 GB of memory with Q4_K_M quantization.

What is the best quantization for Codestral RAG 19B Pruned i1?

The recommended quantization for Codestral RAG 19B Pruned i1 is Q4_K_M, which balances quality and memory efficiency.

What speed will Codestral RAG 19B Pruned i1 run at on RTX 4000 Ada 20GB?

On RTX 4000 Ada 20GB, Codestral RAG 19B Pruned i1 achieves approximately 24.2 tokens per second decode speed with a time-to-first-token of 7991ms using Q4_K_M quantization.

Can RTX 4000 Ada 20GB run Codestral RAG 19B Pruned i1 for coding?

For coding workloads, Codestral RAG 19B Pruned i1 on RTX 4000 Ada 20GB receives a C grade with 24.2 tok/s and 37K context.

What context window can Codestral RAG 19B Pruned i1 use on RTX 4000 Ada 20GB?

On RTX 4000 Ada 20GB, Codestral RAG 19B Pruned i1 can safely use up to 37K tokens of context. The model's official context limit is —, but available memory constrains the safe maximum.

See all results for RTX 4000 Ada 20GBSee all hardware for Codestral RAG 19B Pruned i1
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