Llama 3.1 70B Instruct: What PC You Need
Llama 3.1 70B Instruct needs about 50.8GB at Q4; the cheapest PC that runs it comfortably is NIMO AI Mini PC (Ryzen AI Max+ 395) at $3,499.98.
Updated
What Llama 3.1 70B Instruct asks of a PC
Llama 3.1 70B Instruct has 70B parameters, all of them active, so its memory need scales directly with that count and the quantization you pick.
At 8K context Llama 3.1 70B Instruct takes 50.8GB at Q4, 68.4GB at Q6 and 87.5GB at Q8. Stepping from Q4 to Q8 costs 36.7GB.
Llama 3.1 70B Instruct accepts up to 128,000 tokens of context, and a long context adds memory: at 128K and Q4 it takes 80.8GB.
Llama 3.1 70B Instruct was released in 2024-07.
12 tracked PCs with a verified price run Llama 3.1 70B Instruct comfortably and 5 run it with limits. The cheapest comfortable option by type is mini PC: NIMO AI Mini PC (Ryzen AI Max+ 395) at $3,499.98; desktop: Apple Mac Studio (M5 Ultra) at $5,499.
Memory requirements for Llama 3.1 70B Instruct
| Quantization | 8K context | 32K context | 128K context |
|---|---|---|---|
| Q4 | 50.8GB | 56.8GB | 80.8GB |
| Q5 | 59.4GB | 65.4GB | 89.4GB |
| Q6 | 68.4GB | 74.4GB | 98.4GB |
| Q8 | 87.5GB | 93.5GB | 117.5GB |
- Parameters
- 70B
- Context window
- 128,000
- Source
- Model card
Best PC for Llama 3.1 70B Instruct
Lenovo ThinkStation PGX: the highest AIPC Score among the PCs that run it comfortably, at $5,859.
Cheapest PCs that run Llama 3.1 70B Instruct comfortably
| # | System | Type | AI Memory | GPU/NPU | AI Score | Price | Verified | View |
|---|---|---|---|---|---|---|---|---|
| 1 |  NIMO AI Mini PC (Ryzen AI Max+ 395) | Mini PC | 96GB | Radeon 8060S (40 CU) | 37.5 | $3,499.98 | View Deal on Amazon → | |
| 2 |  BOSGAME M5 | Mini PC | 96GB | Radeon 8060S | 41.5 | $3,599 | View Deal on Amazon → | |
| 3 |  PELADN YO2 (Ryzen AI Max+ 395) | Mini PC | 96GB | Radeon 8060S (40 CU) | 37.5 | $3,599.99 | View Deal on Amazon → | |
| 4 |  GMKtec EVO-X3 | Mini PC | 96GB | Radeon 8060S | 41.3 | $3,949.99 | View Deal on Amazon → | |
| 5 |  Minisforum MS-S1 Max | Mini PC | 96GB | Radeon 8060S | 42.2 | $3,959 | View Deal on Amazon → |
Cheapest PCs that run Llama 3.1 70B Instruct with limitations
| # | System | Type | AI Memory | GPU/NPU | AI Score | Price | Verified | View |
|---|---|---|---|---|---|---|---|---|
| 1 |  Framework Desktop | Desktop | 48GB | Radeon 8060S (40 CU) | 34.9 | Price awaiting re-verification | Check Price at Framework → | |
| 2 |  GMKtec EVO-X2 | Mini PC | 48GB | Radeon 8060S | 33.2 | $2,199.99 | View Deal on Amazon → | |
| 3 |  GEEKOM A9 Mega | Mini PC | 48GB | Radeon 8060S | 33.1 | $2,399 | View Deal on Amazon → |