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URL: https://willitrunai.com/can-run/granite-3.1-8b-on-rtx-5050-8gb


Can Granite 3.1 8B run on RTX 5050 8GB?

YES — With Offload

C45Usable
Estimated from fit model

Granite 3.1 8B needs ~8.5 GB VRAM. RTX 5050 8GB has 8.0 GB. With Q4_K_M quantization, expect ~30 tok/s.

Runtime: llama.cppCapacity: OffloadBandwidth: Very lowStack: StandardBottleneck: Host offload
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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) — 8.5 GB, 32.0 tok/s, Runs with offload (needs ~0.3 GB host RAM)
8.5 GB required8.0 GB available
106% VRAM needed

0.5 GB over capacity — needs offload or smaller quantization

Fit status

Runs with offload (needs ~0.3 GB host RAM)

Decode

32.0 tok/s

TTFT

6058 ms

Safe context

12K

Memory

8.5 GB / 8.0 GB

Offload

10%

Memory breakdown

Weights4.9 GB
KV Cache2.0 GB
Runtime0.9 GB
Headroom0.8 GB

See how fast it feels

See how fast it feelsGranite 3.1 8B on RTX 5050 8GB
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: 32.0 tok/s decode · 6.1s TTFT (warm) · 80 tok/s prefill

What limits this setup

It fits through host-memory offload, and offload is the main reason performance drops.

CPU or host-memory offload is active

About 10% of the working set spills out of accelerator memory, which usually hurts latency and sustained decode throughput.

Very little memory headroom

You can run the model, but there is not much room left for longer context, bigger batches, extra apps, or future model updates.

Best improvement path

Remove offload with more accelerator memory

Prioritize a GPU or unified-memory tier that fits the whole model natively. Removing offload usually helps more than small compute gains.

Buy headroom, not only minimum fit

A slightly larger memory tier gives you safer context growth and makes the recommendation more future-proof.

Increase host RAM if you keep offloading

This setup may need roughly {ram} GB of extra host RAM just for the offloaded portion, before OS and other tools.

Performance by workload

WorkloadGradeFitDecodeTTFTContext
ChatBTight fit44.3 tok/s2382 ms12K
CodingCRuns with offload29.7 tok/s6513 ms12K
Agentic CodingFToo heavy19.5 tok/s14424 ms12K
ReasoningCRuns with offload29.7 tok/s7697 ms12K
RAGFToo heavy19.5 tok/s18030 ms12K

Quantization options

How Granite 3.1 8B (8B params) fits at each quantization level on RTX 5050 8GB (8.0 GB usable).

QuantBitsVRAMQualityFit
Q2_K
2
3.1 GB
LowB58
Q3_K_S
3
3.9 GB
LowB58
NVFP4
4

Get started

Copy-paste commands to run Granite 3.1 8B on your machine.

Run

ollama run granite3.1-dense

Upgrade options

Hardware that runs Granite 3.1 8B well

👁 NVIDIA
RTX 3060 12GBBudget pick
12 GB VRAM (+4)360 GB/s (+136)
B
Removes host-memory offload, which is usually the single biggest latency and throughput win.60.2 tok/s decode

Removes host-memory offload, which is usually the single biggest latency and throughput win.

Raises estimated decode speed by about 88%.

~$329 MSRP

👁 NVIDIA
RTX 5060 Ti 16GBBest value
16 GB VRAM (+8)448 GB/s (+224)
B
Removes host-memory offload, which is usually the single biggest latency and throughput win.70.4 tok/s decode

Removes host-memory offload, which is usually the single biggest latency and throughput win.

Raises estimated decode speed by about 120%.

~$449 MSRP

👁 NVIDIA
RTX 4060 Ti 16GBNVIDIA upgrade
16 GB VRAM (+8)288 GB/s (+64)
B
Removes host-memory offload, which is usually the single biggest latency and throughput win.53.3 tok/s decode

Removes host-memory offload, which is usually the single biggest latency and throughput win.

Raises estimated decode speed by about 67%.

~$499 MSRP

Frequently asked questions

See all results for RTX 5050 8GBSee all hardware for Granite 3.1 8B
4.5 GB
Medium
B58
Q4_K_MBest for your GPU
4
4.9 GB
MediumB57
Q5_K_M
5
5.8 GB
HighF0
Q6_K
6
6.6 GB
HighF0
Q8_0
8
8.6 GB
Very HighF0
F16
16
16.4 GB
MaximumF0

Remove offload with more accelerator memory. Prioritize a GPU or unified-memory tier that fits the whole model natively. Removing offload usually helps more than small compute gains.