✅ LÄUFT NATIV IN FP16 & ALLEN QUANTISIERUNGEN
Google Gemma-3-27B-IT on 8x NVIDIA H100 80GB (640GB) (640GB VRAM)
In 4-bit GGUF Q4_K_M, Google Gemma-3-27B-IT consumes 20.34 GB (15.97 GB weights + 3.88 GB KV cache at 8K context), achieving ~139.2 tokens/sec decode and ~18000 tokens/sec prefill.
🎛️ Interaktiver VRAM-, Kontext- & Offload-Konfigurator
📊 Echtzeit-Speicher- & Performance-Telemetrie
20.34 GB / 640 GB
🟦 Modellgewichte: 15.97 GB
🟪 KV-Cache: 3.88 GB
🟨 Engine-Puffer: 0.49 GB
Benötigter GPU-VRAM20.34 GB
Benötigter System-RAM (CPU)0.00 GB
Verfügbarer Hardware-VRAM640 GB (1x 8x NVIDIA H100 80GB (640GB))
VRAM-Reserve / Defizit619.66 GB
Geschätzte Decode-Geschwindigkeit~139.2 tokens/sec
Geschätzte Prefill-Geschwindigkeit~18000 tokens/sec
Time-to-First-Token (4K Prompt)~228 ms
Transformer-TopologieDense-GQA (62L, 16/32 KV/Q heads)
🚀 Startbefehl (vLLM / llama.cpp / Ollama)
ollama run gemma3:27b # Or llama.cpp server (8K context, Flash Attention): llama-server -hf google/gemma-3-27b-it-GGUF -c 8192 -ngl 99 -fa
CLOUD-GPU PREISVERGLEICH & MIETEN-VS-KAUFEN RECHNER
Nicht genug lokaler VRAM? Cloud-GPU in 60 Sekunden starten (Google Gemma-3-27B-IT: 20.34 GB in 4-bit)
Recommended Cloud Tier: RTX 4090 (24GB) · Full FP16 Needs: 55.85 GB
Amortisationszeit (Kauf vs. Miete): ~32 months (vs $230,000 hardware)
| Cloud Provider | RTX 4090 (24GB) | A100 (80GB) | H100 (80GB) | Est. Monthly Cost (4h/day) | Free Credit / Trial | Deploy |
|---|---|---|---|---|---|---|
| RunPod | $0.44 / hr | $1.39 / hr | $2.39 / hr | $52.80 / mo | Instant PyTorch / vLLM Templates + Serverless GPU | Auf RunPod starten → |
| Vast.ai | $0.29 / hr | $0.95 / hr | $1.79 / hr | $34.80 / mo | Save 50–70% on RTX 4090 / 5090 / A100 rentals | Spot-GPU mieten → |
| Vultr Cloud GPU | — | $1.79 / hr | $2.69 / hr | $214.80 / mo (A100) | $300 Free Credit | $300 Guthaben sichern → |
| DigitalOcean GPU | — | — | $2.99 / hr | $358.80 / mo (H100) | $200 Free Credit (60d) | $200 Startguthaben → |
Alle Quantisierungsstufen im Detail: Google Gemma-3-27B-IT × 8x NVIDIA H100 80GB (640GB)
| Quantization Format | Core / Emb BPW | Weights (GiB) | KV Cache (8K) | Total VRAM | 1x 8x NVIDIA H100 80GB (640GB) (640GB) | Decode / Prefill | Min GPUs |
|---|---|---|---|---|---|---|---|
| FP16 / BF16 (Unquantized) | 16 / 16 | 51.04 GB | 3.88 GB | 55.4 GB | Ja (9%) | ~42 / 18000 tok/s | 1x |
| FP8 (W8A8 / E4M3) | 8.25 / 8.5 | 26.4 GB | 3.88 GB | 30.76 GB | Ja (5%) | ~81.5 / 18000 tok/s | 1x |
| GGUF Q8_0 (8.50 bpw) | 8.5 / 8.5 | 27.11 GB | 3.88 GB | 31.48 GB | Ja (5%) | ~79.1 / 18000 tok/s | 1x |
| GGUF Q6_K (6.56 bpw) | 6.56 / 6.56 | 20.92 GB | 3.88 GB | 25.29 GB | Ja (4%) | ~102.5 / 18000 tok/s | 1x |
| GGUF Q5_K_M (5.69 bpw) | 5.69 / 6.56 | 18.44 GB | 3.88 GB | 22.8 GB | Ja (4%) | ~118.1 / 18000 tok/s | 1x |
| GGUF Q4_K_M / AWQ (4.83 bpw) | 4.83 / 6.56 | 15.97 GB | 3.88 GB | 20.34 GB | Ja (3%) | ~139.2 / 18000 tok/s | 1x |
| GGUF IQ4_XS (4.25 bpw) | 4.25 / 5.5 | 13.97 GB | 3.88 GB | 18.33 GB | Ja (3%) | ~158.2 / 18000 tok/s | 1x |
| GGUF Q3_K_M (3.91 bpw) | 3.91 / 5 | 12.83 GB | 3.88 GB | 17.2 GB | Ja (3%) | ~171.9 / 18000 tok/s | 1x |
Dieses Modell auf anderen GPUs testen
Google Gemma-3-27B-IT on NVIDIA RTX 5090 (32GB)Google Gemma-3-27B-IT on NVIDIA RTX 4090 (24GB)Google Gemma-3-27B-IT on NVIDIA RTX 5080 (16GB)Google Gemma-3-27B-IT on NVIDIA RTX 4080 Super (16GB)Google Gemma-3-27B-IT on NVIDIA RTX 4070 Ti Super (16GB)Google Gemma-3-27B-IT on NVIDIA RTX 3090 (24GB)Google Gemma-3-27B-IT on NVIDIA RTX 4060 Ti 16GB (16GB)Google Gemma-3-27B-IT on NVIDIA RTX 3060 12GB (12GB)Google Gemma-3-27B-IT on NVIDIA RTX 6000 Ada (48GB)Google Gemma-3-27B-IT on NVIDIA RTX A6000 (48GB)
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