How much VRAM does Qwen 2.5 14B need?

Qwen 2.5 14B requires approximately 0.0 GB VRAM at Q4_K_M quantization with 1K context and 10% overhead. At Q8_0 it needs ~0.0 GB, and at FP16 ~0.0 GB. Use the PCPARTGUIDE VRAM Calculator for exact requirements at any context length and overhead setting.

Can I run Qwen 2.5 14B on a consumer GPU?

Yes, Qwen 2.5 14B can run on consumer GPUs. At Q4_K_M quantization with moderate context length, it fits on a 24 GB GPU. For best performance, use a 24 GB or larger GPU with at least 8 GB VRAM for reasonable context lengths.

What is Qwen 2.5 14B's context window?

Qwen 2.5 14B supports a maximum context window of 131,072 tokens. The default context is 32,768 tokens. Larger contexts require proportionally more VRAM for the KV cache — use the VRAM Calculator to estimate exact requirements at your target context length.

What quantization level should I use for Qwen 2.5 14B?

For Qwen 2.5 14B, start with Q4_K_M (~0.0 GB) if VRAM-limited. Q8_0 offers better quality at ~2× the VRAM. If you have enough VRAM, Q6_K (~1.5× Q4 VRAM) provides a good balance. For models this large, Q3_K_M may be necessary to fit on consumer hardware.

How does Qwen 2.5 14B compare to similar models?

Qwen 2.5 14B is a 14.7B Dense model from the Qwen family. Browse other Qwen models on the PCPARTGUIDE directory for comparable alternatives with different parameter counts and VRAM requirements. Use the Model Transparency scores to assess documentation quality and reproducibility.

QwenDenseApache 2.0

Qwen 2.5 14B

14.7B

Parameters

128K

Max Context

Dense

Architecture

Sep 19, 2024

Released

Text

Modality

About Qwen 2.5 14B

Qwen 2.5 14B bridges the gap between 7B convenience and 32B quality. At 14.7B parameters and ~8 GB VRAM at Q4_K_M, it fits on 12 GB GPUs and runs comfortably on 16 GB. Delivers noticeably better reasoning and coding than any 7-8B model while staying accessible on mid-range hardware. Apache 2.0 licensed with 128K context support. A strong contender for the "best model under 10 GB VRAM" category.

General PurposeCodeMultilingualMid-Range GPUCommercial

Technical Specifications

Total Parameters14.7B

ArchitectureDense

Attention TypeGQA (Grouped Query Attention)

Hidden Dimensiond = 5,120

Transformer Layers48

Attention Heads40

KV Headsn_kv = 8

Head Dimensiond_head = 128

Activation FunctionSwiGLU

NormalizationRMSNorm

Position EmbeddingRoPE

System Requirements

Estimated VRAM at 10% overhead for different quantization methods and context sizes.

Quantization	1K ctx	128K ctx
Q4_K_M0.50 B/W ~97% of FP16	7.79Consumer GPU	31.60Datacenter GPU
Q8_01.00 B/W ~100% of FP16	15.38Consumer GPU	39.20Datacenter GPU
F162.00 B/W Reference	30.58Datacenter GPU	54.39Datacenter GPU

Use the interactive VRAM Calculator to see exactly how much memory you need at any quantization level, context length, and overhead setting.

Open VRAM Calculator Best GPU Guide VRAM Guide