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Google DeepMind 2.3 Billion Parameters (GQA LLM)

Google Gemma 4 E2B Multimodal VRAM Requirements Guide

Perceptual Language Edge model (text, image, audio) for mobile and entry-level hardware. Runs on 4GB-8GB GPUs and Raspberry Pi with minimal memory footprint.

4-Bit (Q4_K_M) - Recommended
3.40 GB

>98.2% retention. 1.4 GB weights, leaving +8.6 GB headroom on Intel Arc B580 12GB.

8-Bit (Q8_0) - Near Lossless
4.56 GB

Near-lossless 8-bit precision requiring 4.6 GB VRAM for benchmark evaluations.

16-Bit (FP16 / BF16) - Full
6.73 GB

Uncompressed FP16 weights taking 6.7 GB. Demands multi-GPU or datacenter accelerators.

Architectural Memory Breakdown & Attention Scaling

Google's Gemma 4 E2B is an ultra-compact 2.1B parameter edge multimodal model featuring a 5:1 Sliding Window Attention architecture across 24 transformer layers (20 local sliding-window layers with 1,024-token receptive field, 4 global full-attention layers). Requiring under 1.5 GB for Q4_K_M weights and 0.25 GiB for KV-cache, its 2.4 GB footprint runs at 120+ tok/s on mobile devices, NPUs, and entry-level laptops.

Tier 1 Free Software Optimization ($0)

Deploy using llama.cpp with `--threads 4` and `-fa on`. Because 20 out of 24 layers cap memory growth at 1,024 tokens, you can feed long documents into Gemma 4 E2B without memory expansion, keeping total allocation under 2.8 GB.

Recommended Hardware Sweet Spot
Intel Arc B580 12GB

Intel Arc B580 12GB provides 12.0 GB physical VRAM (+8.6 GB operational margin at 8k context).

Run Google Gemma 4 E2B Multimodal Locally

Ollama Execution Command:
ollama run gemma-4-e2b:q4_K_M
vLLM Production Serving:
vllm serve Google DeepMind/gemma-4-e2b --max-model-len 8192 --gpu-memory-utilization 0.95

Frequently Asked Questions

Can Gemma 4 E2B run on entry-level 4GB laptops and mobile devices?

Yes! Requiring under 2.5 GB total VRAM/RAM, Gemma 4 E2B runs smoothly on 4GB hardware, generating over 45 tok/s on lightweight laptop CPUs.

Does Gemma 4 E2B support image inputs?

Yes! Gemma 4 E2B is natively multimodal, accepting image tokens alongside text prompts for edge document OCR and visual question answering.

Test Custom Hardware & Context Windows

Simulate Google Gemma 4 E2B Multimodal across all 31 GPUs, adjust context up to 131,072 tokens, or calculate RunPod break-even costs.

Open Google Gemma 4 E2B Multimodal in GPU Garden Matchmaker →