llamaperf

NVIDIA RTX A6000 48GB vs NVIDIA V100 32GB for local LLMs

2 reports on the NVIDIA RTX A6000 48GB and 28 on the NVIDIA V100 32GB

Which is faster for local LLMs?

Nobody has reported the same model at the same quant on both cards yet, so there's no measured head-to-head. Memory bandwidth, which caps how fast a card can write, is 17% higher on the NVIDIA V100 32GB (768 GB/s on the NVIDIA RTX A6000 48GB, 900 on the NVIDIA V100 32GB). The estimates below compare them on the models people run most.

NVIDIA RTX A6000 48GB
Memory
48GB
Memory bandwidth
768 GB/s
FP16 compute
155 TFLOPS
Reports
2
NVIDIA V100 32GB
Memory
32GB
Memory bandwidth
900 GB/s
FP16 compute
125 TFLOPS
Reports
28

Estimated by the calculator

The quant the calculator recommends for each card and its estimated speed at a 32,768-token context with 32 GB of system RAM, from memory bandwidth and the model's shape.

ModelNVIDIA RTX A6000 48GBNVIDIA V100 32GB
Qwen3.8 27B15.6 t/sQ8_022.6 t/sQ6_K
Qwen3.8 125B · 6B active71.2 t/sQ2_K19.4 t/sQ2_K, experts in RAM
Qwen3.6 35B · 3B active49.3 t/sQ8_081.9 t/sQ5_K_M
DeepSeek V4 Flash 284B · 13B activedoesn't fit at these settingsdoesn't fit at these settings
Qwen3.6 27B15.6 t/sQ8_022.6 t/sQ6_K
Gemma 4 26B · 4B active42.2 t/sQ8_057.5 t/sQ6_K

Change the context, RAM or model in the calculator: NVIDIA RTX A6000 48GB · NVIDIA V100 32GB

Every report on each card, with its source: NVIDIA RTX A6000 48GB · NVIDIA V100 32GB

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