作者： Jakub Rusinowski · 最后更新： 2026年9月11日
Yes, comfortably — you'll have ~4.9 GB of headroom running Nemotron-Cascade 2 30B-A3B at Q4_K_M (19.078500000000002 GB, ~135 tok/s (est.)) with room for up to 16K context.
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| VRAM | 24 GB |
| Memory Bandwidth | 936 GB/s |
| Quant | VRAM needed | Fits 24 GB? | Max context |
|---|---|---|---|
| F16 | 64.9 GB | ✗ No | — |
| Q8_0 | 35.3 GB | ✗ No | — |
| Q6_K | 27.6 GB | ✗ No | — |
| Q5_K_M | 24.1 GB | ✗ No | — |
| Q4_K_M | 20.8 GB | ✓ Yes | 16K |
| Q3_K_M | 15.2 GB | ✓ Yes | 32K |
| Q2_K | 12.1 GB | ✓ Yes | 32K |
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.
| Nemotron-Cascade 2 30B-A3B | Q4_K_M · 19.078500000000002 GB · ~135 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 ~4.9 GB of headroom running Nemotron-Cascade 2 30B-A3B at Q4_K_M (19.078500000000002 GB, ~135 tok/s (est.)) with room for up to 16K context.
Nemotron-Cascade 2 30B-A3B at Q4_K_M quantization (19.078500000000002 GB), estimated ~135 tokens/sec, up to 16K context.
| Size | VRAM | Verdict | Speed |
|---|---|---|---|
| Nemotron Cascade 2 70B (Unverified Listing) | 42.3 GB | Does not fit | — |
| Nemotron-Cascade 2 30B-A3B | 19.1 GB | Runs | ~135 tok/s |
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