Qwen 7B Chat — Hardware Requirements & GPU Compatibility
Chat
Qwen 7B Chat is a 7.7B-parameter open language model from Alibaba in the Qwen family. It supports a context window of up to 32,768 tokens. At Q4_K_M it needs about 5.10 GB of VRAM — see which GPUs and Macs can run it below.
Runs great on a 24 GB GPU
Runs from 8 GB (Q4_K_M · 16K)Best on 24 GB (Q4_K_M · ~129 tok/s · 32K)Macs from 16 GB (Q4_K_M · ~28 tok/s)
Other
Reference GPU · RTX 4090 24 GB
Estimates, ±20% · how we estimate
Run Qwen 7B Chat
One recommended way. Every other method, OS and quant is in the step-by-step guide.Each way opens a step-by-step guide for your OS and quant.
Recommended
ollama run hf.co/mradermacher/Qwen-7B-Chat-GGUF:Q4_K_MQ4_K_M fits fully on the RTX 4090 · 16.4 GB free · 16K context
Download: Qwen-7B-Chat.Q4_K_M.gguf4.90 GBmradermacher
Ways to runOther ways
each opens step-by-stepRun in cloud
Your own private copy · Q4_K_M · 24 GB GPU
- The easiest way to try this model
- Running in a few minutes, easy setup
- Chat right here or connect any app
$5+ bonus for new users
Runs on RTX 3080 Ti (12 GB) (4 GB headroom) · Q4_K_M
- Generation speed
- ~116 tok/s
- generation speed
- Cost per 1M output tokens
- $0.29
- per 1M output tokens
How Much VRAM Does Qwen 7B Chat Need?
Select a quantization level; the listed hardware adheres to it.
| Quantization | VRAM | +32K | On RTX 4090 (reference) | |
|---|---|---|---|---|
| 3.6 GB | 9.1 GB | 2-bit · K-quant — 2-bit quantization with K-quant improvements | Fits: 32K context · ~182 tok/s | |
| 3.7 GB | 9.2 GB | 3-bit small — 3-bit small quantization | Fits: 32K context · ~176 tok/s | |
| 4.1 GB | 9.6 GB | 3-bit medium — 3-bit medium quantization | Fits: 32K context · ~158 tok/s | |
| 4.3 GB | 9.7 GB | 4-bit · legacy — 4-bit legacy quantization | Fits: 32K context · ~154 tok/s | |
| 5.1 GB | 10.5 GB | 4-bit medium — 4-bit medium quantization — most popular sweet spot | Fits: 32K context · ~129 tok/s | |
| 6.0 GB | 11.5 GB | 5-bit medium — 5-bit medium quantization — good quality/size tradeoff | Fits: 32K context · ~108 tok/s | |
| 7.0 GB | 12.5 GB | 6-bit, very good — 6-bit quantization, very good quality | Fits: 32K context · ~94 tok/s | |
| 8.5 GB | 13.9 GB | 8-bit, near-lossless — 8-bit quantization, near-lossless | Fits: 32K context · ~77 tok/s |
Selected Q4_K_M
4-bit medium quantization7.6GBat 16K context
- Weights
- 4.4 GB
- KV cache
- 2.9 GB
- Overhead
- 0.3 GB
Fits RTX 4090 (reference) · 16.4 GB free · ~129 tok/s
≥50 tok/s needs ≥392 GB/s · RTX 5090 ~228, RTX 3090 Ti ~129
Which Hardware Can Run Qwen 7B Chat?
Q4_K_M · 5.1 GBQwen 7B Chat (Q4_K_M) requires 5.1 GB of VRAM to load the model weights. For comfortable inference with headroom for KV cache and system overhead, 7+ GB is recommended. 52 GPUs can run it, including NVIDIA GeForce RTX 5090, NVIDIA GeForce RTX 3090 Ti. 151 devices with unified memory can run Qwen 7B Chat, including Mac Studio (M3 Ultra, 256GB), Mac Studio (M3 Ultra, 512GB).
≤ 11 GB
≤ 11 GB tier →fits · 0.4 GB free · up to 16K ctx
16 GPUs · 1 device family
RTX 3080~97Simulate output on RTX 3080RTX 2080 Ti~79Simulate output on RTX 2080 TiRTX 3070 Ti~78Simulate output on RTX 3070 TiOrin Nano~13Simulate output on NVIDIA Jetson Orin Nano 8GB (Super)20 GB
fits · 12.4 GB free · up to 32K ctx
1 GPU
RX 7900 XT~94Simulate output on RX 7900 XT32–40 GB
fits · 24.4 GB free · up to 32K ctx
1 GPU · 3 Mac classes · 4 device families
RTX 5090~228Simulate output on RTX 5090M5 Max36 GB~63Simulate output on Mac Studio M5 Max (36 GB)M532 GB~21Simulate output on MacBook Air 13" M5 (32 GB)Orin~26Simulate output on NVIDIA Jetson AGX Orin 32GBSnapdragon X Elite (X1E-80-100)~17Simulate output on Snapdragon X Elite Copilot+ PC
By VRAM tier · typical GPUs and Macs at Q4_K_M
Alternatives to Qwen 7B Chat
Qwen family · 28 models →Similar models
6| Model | Score | VRAM | tok/s | Why it is similar |
|---|---|---|---|---|
| ALoDLM 8BAmazon | — | 7.6 GB | ~119 | same size |
| Ling 3.0 TinyInclusion AI | — | 5.5 GB | ~364 | same size |
| BitCPM CANN 8BOpenBMB | — | 5.6 GB | ~127 | same size |
| Gemma 4 E4BGoogle | — | 5.6 GB | ~123 | same size |
| Olmo 3 7B InstructAllen AI | — | 8.4 GB | ~114 | same size |
| Phi Mini MoE InstructMicrosoft | — | 5.4 GB | ~239 | same size |
Specifications
- Publisher
- Alibaba
- Family
- Qwen
- Parameters
- 7.7B
- Architecture
- QWenLMHeadModel
- Context Length
- 32,768 tokens
- Vocabulary Size
- 151,936
- Release Date
- 2023-08-03
- License
- Other
Frequently Asked Questions
How much VRAM does Qwen 7B Chat need?
Qwen 7B Chat requires 5.1 GB of VRAM at Q4_K_M, or 17.0 GB at BF16.
VRAM = Weights + KV Cache + Overhead
Weights = 7.7B × 4.8 bits ÷ 8 = 4.6 GB
KV Cache + Overhead ≈ 0.5 GB (at 2K context + ~0.3 GB framework)
Fit ratings and hardware model lists check this model with room for a 16K-token context, which needs a little more memory.
VRAM usage by quantization
What's the best quantization for Qwen 7B Chat?
For Qwen 7B Chat, Q4_K_M (5.1 GB) offers the best balance of quality and VRAM usage. Q5_K_S (5.8 GB) provides better quality if you have the VRAM. The smallest option is IQ2_XXS at 2.3 GB.
VRAM requirement by quantization
★ Recommended — best balance of quality and VRAM usage.
Can I run Qwen 7B Chat on a Mac?
Yes — Mac Mini M2 Pro (16 GB) and 133 other Macs can run Qwen 7B Chat. Apple Silicon uses unified memory, so the model shares RAM with the system. At Q4_K_M you need at least 5.1 GB of usable unified memory (RAM minus macOS overhead).
Can I run Qwen 7B Chat locally?
Yes — Qwen 7B Chat can run locally on consumer hardware. Popular tools include Ollama, LM Studio, and llama.cpp.
How fast is Qwen 7B Chat?
At Q4_K_M, Qwen 7B Chat can reach ~941 tok/s on AMD Instinct MI350X. On NVIDIA GeForce RTX 4090: ~129 tok/s. Speed depends mainly on GPU memory bandwidth. Real-world results typically within ±20%.
tok/s = (bandwidth GB/s ÷ model GB) × efficiency
Example: NVIDIA B200 → 8000 ÷ 5.1 × 0.65 = ~1020 tok/s
Estimated speed at Q4_K_M (5.1 GB)
Real-world results typically within ±20%. Speed depends on batch size, quantization kernel, and software stack.
What's the download size of Qwen 7B Chat?
At Q4_K_M, the download is about 4.63 GB. The full-precision BF16 version is 15.44 GB. The smallest option (IQ2_XXS) is 2.12 GB.
Which GPUs can run Qwen 7B Chat?
52 consumer GPUs can run Qwen 7B Chat at Q4_K_M. Top options include AMD Radeon RX 6700 XT, AMD Radeon RX 6800, AMD Radeon RX 6800 XT. 52 GPUs have plenty of headroom for comfortable inference.
Which devices can run Qwen 7B Chat?
151 devices with unified memory can run Qwen 7B Chat at Q4_K_M (5.1 GB), including AMD Ryzen AI 9 HX 370 (Strix Point) Laptop, ASUS Ascent GX10, Beelink GTR9 Pro (Ryzen AI Max+ 395, 128 GB), Framework Desktop (Ryzen AI Max+ 395, 128 GB). Apple Silicon Macs use unified memory shared between CPU and GPU, making them well-suited for local LLM inference.