Best hardware for Llama 3.3 70B Instruct

70B params at Q4_K_M — every tracked GPU and current Mac, graded. Engine estimates, dataset updated 2026-09-03.

Cheapest
NVIDIA RTX PRO 6000 Blackwell
~23 tok/s est.
Best value
NVIDIA RTX PRO 6000 Blackwell
~2 tok/s per $1k
Fastest
NVIDIA RTX PRO 6000 Blackwell
~23 tok/s est.
Runs on a Mac?
Yes
from MacBook Pro M5 Max 128GB

Llama 3.3 70B Instruct on every tracked GPU

GPUMemoryVerdictEst. speedValue
NVIDIA RTX PRO 6000 Blackwell96 GB VRAMRuns well~23 tok/s2 / $1k
AMD Ryzen AI Max+ 395 (Strix Halo)110 GB unified memoryTight~5 tok/s1 / $1k
NVIDIA GeForce RTX 509032 GB VRAMTight~5 tok/s1 / $1kFull verdict
NVIDIA GeForce RTX 409024 GB VRAMNo~2 tok/sFull verdict
NVIDIA GeForce RTX 508016 GB VRAMNo~2 tok/sFull verdict
NVIDIA GeForce RTX 5070 Ti16 GB VRAMNo~1 tok/sFull verdict
NVIDIA GeForce RTX 309024 GB VRAMNo~1 tok/sFull verdict
AMD Radeon RX 7900 XTX24 GB VRAMNo~1 tok/s
NVIDIA GeForce RTX 4080 SUPER16 GB VRAMNo~1 tok/s
AMD Radeon RX 7900 XT20 GB VRAMNo~1 tok/s
NVIDIA GeForce RTX 4070 Ti SUPER16 GB VRAMNo~1 tok/sFull verdict
NVIDIA GeForce RTX 4070 SUPER12 GB VRAMNo~1 tok/s
NVIDIA GeForce RTX 507012 GB VRAMNo~1 tok/s
NVIDIA GeForce RTX 5060 Ti16 GB VRAMNo~1 tok/s
NVIDIA GeForce RTX 407012 GB VRAMNo~1 tok/sFull verdict
NVIDIA GeForce RTX 306012 GB VRAMNo~1 tok/sFull verdict
NVIDIA GeForce RTX 40608 GB VRAMNo~1 tok/sFull verdict
NVIDIA GeForce RTX 4060 Ti16 GB VRAMNo~1 tok/sFull verdict

Value = est. tok/s per $1,000 at the dated median listing price. Cheapest: NVIDIA RTX PRO 6000 Blackwell (~$12,912 used (as of 2026-07-31)).

Llama 3.3 70B Instruct on current Macs (M5/M6)

MacMemoryVerdictEst. speed
Mac Mini M6 16GB16 GB unified memoryNo~1 tok/s
MacBook Air M5 24GB24 GB unified memoryNo~1 tok/s
MacBook Pro M5 Pro 48GB48 GB unified memoryTight~4 tok/s
MacBook Pro M5 Max 128GB128 GB unified memoryRuns well~10 tok/s
Mac Studio M5 Ultra 256GB256 GB unified memoryRuns well~14 tok/s

Unified memory: the RAM budget (~70-85%) is the limit, not a VRAM wall. Current-gen configs only.

Frequently asked questions

What is the cheapest GPU that runs Llama 3.3 70B Instruct well?

The NVIDIA RTX PRO 6000 Blackwell is the cheapest tracked card where Llama 3.3 70B Instruct (Q4_K_M) runs comfortably — ~23 tok/s estimated, at ~$12,912 used (as of 2026-07-31).

What is the best value GPU for Llama 3.3 70B Instruct?

On estimated tokens per dollar, the NVIDIA RTX PRO 6000 Blackwell leads for Llama 3.3 70B Instruct at ~2 tok/s per $1,000 (~$12,912 used (as of 2026-07-31)). Prices are dated listing medians.

Does Llama 3.3 70B Instruct run on a Mac?

Yes. Llama 3.3 70B Instruct runs from the MacBook Pro M5 Max 128GB (~10 tok/s est.) up; unified memory means the RAM budget, not a VRAM wall, is the limit. Apple Silicon is often the cheapest path to large models.

What is the fastest way to run Llama 3.3 70B Instruct?

The fastest tracked machine for Llama 3.3 70B Instruct is the NVIDIA RTX PRO 6000 Blackwell at ~23 tok/s estimated. Speed is memory-bandwidth-bound, so high-bandwidth cards win.

Cite this page

ModelFit: Best hardware for Llama 3.3 70B Instruct (70B, Q4_K_M).
https://modelfit.io/best-hardware-for/llama3.3-70b/ (dataset updated 2026-09-03, CC BY 4.0).