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estimate

Can I run DeepSeek-R1-Distill 70B on an RTX 4090?

No: needs ~45.8 GB, this card has ~23.4 GB usable (estimate)

Can I run DeepSeek-R1-Distill 70B on an RTX 4090? No: needs ~45.8 GB, this card has ~23.4 GB usable (estimate). About 45.8 GB at Q4_K_M (estimate).

Updated . The later of the hardware price date and the formula date.

DeepSeek-R1-Distill 70B on RTX 4090, formula estimate
QuantContextWeightsKVOverheadTotalUsableFitEst. tok/s
Q4 Q4_K_M8,192 tokens42.4 GB estimate2.7 GB estimate0.8 GB estimate45.8 GB estimate23.4 GB estimateno—
Q5 Q5 (~0.71 bytes/param)8,192 tokens50.1 GB estimate2.7 GB estimate0.8 GB estimate53.6 GB estimate23.4 GB estimateno—
Q8 Q88,192 tokens75.5 GB estimate2.7 GB estimate0.8 GB estimate79.0 GB estimate23.4 GB estimateno—
FP16 FP168,192 tokens141.2 GB estimate2.7 GB estimate0.8 GB estimate144.7 GB estimate23.4 GB estimateno—
Q4, longer context32,768 tokens42.4 GB estimate10.7 GB estimate0.8 GB estimate53.9 GB estimate23.4 GB estimateno—

Formula estimate, not a benchmark. Method →

Cheapest catalog option that fits at Q4

Mac mini M4 Pro 64GB, catalog price, €1,890, dated 2026-10-16. No buy link.

This hardware

$2,446€2,185

used (median of sold listings)

price as of 16 Oct 2026

new (lowest in-stock EU): $4,243€3,790. GPU PRIX. Current low €3,790, MSI Gaming X Slim, Belgium. Page last updated 15 Oct 2026, checked 16 Oct 2026. In-stock boards in that table start at €3,990.

pcprice.watch

Used median €2,185, typical €2,074–€2,290, 111 sales, updated 16 Oct 2026. Not an EU retail listing.

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DeepSeek-R1-Distill 70B on RTX 4090

[![DeepSeek-R1-Distill 70B Q4 on RTX 4090: ✗ · needs 45.8 GB (estimate)](https://localllmrig.com/badge/deepseek-r1-distill-70b/rtx-4090.svg)](https://localllmrig.com/can-i-run/deepseek-r1-distill-70b/rtx-4090?utm_source=badge)

Questions

Can I run DeepSeek-R1-Distill 70B on an RTX 4090?
No: needs ~45.8 GB, this card has ~23.4 GB usable (estimate).
How much memory does DeepSeek-R1-Distill 70B need at Q4?
About 45.8 GB at 8,192 tokens (estimate): 42.4 GB weights, 2.7 GB KV cache, 0.8 GB overhead.
How fast is DeepSeek-R1-Distill 70B on RTX 4090 (estimate)?
No tokens-per-second estimate. The Q4 fit is not full and not offload, so this page leaves speed blank.
DeepSeek-R1-Distill 70B on RTX 4090 (estimate) · localLLMrig