作者： Jakub Rusinowski · 最后更新： 2025年3月12日
Yes, comfortably — you'll have ~7.5 GB of headroom running Gemma 3 27B Instruct at Q4_K_M (16.5 GB, ~57 tok/s (est.)) with room for up to 4K context.
在亚马逊查看价格 — NVIDIA GeForce RTX 3090 24GB
| VRAM | 24 GB |
| Memory Bandwidth | 936 GB/s |
| Quant | VRAM needed | Fits 24 GB? | Max context |
|---|---|---|---|
| F16 | 59 GB | ✗ No | — |
| Q8_0 | 33.6 GB | ✗ No | — |
| Q6_K | 27.1 GB | ✗ No | — |
| Q5_K_M | 24.1 GB | ✗ No | — |
| Q4_K_M | 21.3 GB | ✓ Yes | 4K |
| Q3_K_M | 16.5 GB | ✓ Yes | 8K |
| Q2_K | 13.8 GB | ✓ Yes | 8K |
VRAM needed assumes a 4K-token context with an f16 KV cache; “Max context” is the largest window that still fits in 24 GB. Figures are estimates from parameter count, quantization and memory bandwidth — the analyzer lets you tune KV-cache quant and context.
| Gemma 3 27B Instruct | Q4_K_M · 16.5 GB · ~57 tok/s (est.) |
| Gemma 3 12B Instruct | Q4_K_M · 8.1 GB · ~116 tok/s (est.) |
| Gemma 3 4B Instruct | Q4_K_M · 3.8 GB · ~246 tok/s (est.) |
| Gemma 3 1B Instruct | Q4_K_M · 0.9 GB · ~400 tok/s (est.) |
At 2 hrs/day, buying (~$1,499) beats renting at $0.34/hr after about 6.1 years.
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Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.
Yes, comfortably — you'll have ~7.5 GB of headroom running Gemma 3 27B Instruct at Q4_K_M (16.5 GB, ~57 tok/s (est.)) with room for up to 4K context.
Gemma 3 27B Instruct at Q4_K_M quantization (16.5 GB), estimated ~57 tokens/sec, up to 4K context.
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