ai-forever·GPT2LMHeadModel

MGPT 1.3B Ossetian — Hardware Requirements & GPU Compatibility

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29 downloads 3 likes2K context

Specifications

Publisher
ai-forever
Parameters
1.3B
Architecture
GPT2LMHeadModel
Context Length
2,048 tokens
Vocabulary Size
100,000
Release Date
2023-08-11
License
MIT

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How Much VRAM Does MGPT 1.3B Ossetian Need?

Select a quantization to see compatible GPUs below.

QuantizationBitsVRAM
BF1616.002.9 GB

Which GPUs Can Run MGPT 1.3B Ossetian?

BF16 · 2.9 GB

MGPT 1.3B Ossetian (BF16) requires 2.9 GB of VRAM to load the model weights. For comfortable inference with headroom for KV cache and system overhead, 4+ GB is recommended. 35 GPUs can run it, including NVIDIA GeForce RTX 5090, NVIDIA GeForce RTX 3090 Ti.

Which Devices Can Run MGPT 1.3B Ossetian?

BF16 · 2.9 GB

33 devices with unified memory can run MGPT 1.3B Ossetian, including NVIDIA DGX H100, NVIDIA DGX A100 640GB.

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Frequently Asked Questions

How much VRAM does MGPT 1.3B Ossetian need?

MGPT 1.3B Ossetian requires 2.9 GB of VRAM at BF16.

VRAM = Weights + KV Cache + Overhead

Weights = 1.3B × 16 bits ÷ 8 = 2.6 GB

KV Cache + Overhead 0.3 GB (at 2K context + ~0.3 GB framework)

VRAM usage by quantization

2.9 GB

Learn more about VRAM estimation →

Can I run MGPT 1.3B Ossetian on a Mac?

MGPT 1.3B Ossetian requires at least 2.9 GB at BF16, which exceeds the unified memory of most consumer Macs. You would need a Mac Studio or Mac Pro with a high-memory configuration.

Can I run MGPT 1.3B Ossetian locally?

Yes — MGPT 1.3B Ossetian can run locally on consumer hardware. At BF16 quantization it needs 2.9 GB of VRAM. Popular tools include Ollama, LM Studio, and llama.cpp.

How fast is MGPT 1.3B Ossetian?

At BF16, MGPT 1.3B Ossetian can reach ~1019 tok/s on AMD Instinct MI300X. On NVIDIA GeForce RTX 4090: ~229 tok/s. Speed depends mainly on GPU memory bandwidth. Real-world results typically within ±20%.

tok/s = (bandwidth GB/s ÷ model GB) × efficiency

Example: AMD Instinct MI300X5300 ÷ 2.9 × 0.55 = ~1019 tok/s

Estimated speed at BF16 (2.9 GB)

~1019 tok/s
~229 tok/s
~762 tok/s
~630 tok/s

Real-world results typically within ±20%. Speed depends on batch size, quantization kernel, and software stack.

Learn more about tok/s estimation →

What's the download size of MGPT 1.3B Ossetian?

At BF16, the download is about 2.60 GB.

Which GPUs can run MGPT 1.3B Ossetian?

35 consumer GPUs can run MGPT 1.3B Ossetian at BF16 (2.9 GB). Top options include AMD Radeon RX 6700 XT, AMD Radeon RX 6800, AMD Radeon RX 6800 XT. 35 GPUs have plenty of headroom for comfortable inference.

Which devices can run MGPT 1.3B Ossetian?

33 devices with unified memory can run MGPT 1.3B Ossetian at BF16 (2.9 GB), including Mac Mini M4 (16 GB), Mac Mini M4 (32 GB), Mac Mini M4 Pro (24 GB), Mac Mini M4 Pro (48 GB). Apple Silicon Macs use unified memory shared between CPU and GPU, making them well-suited for local LLM inference.