llamaperf

AMD Strix Halo 128GB vs NVIDIA Tesla P100 16GB for local LLMs

82 reports on the AMD Strix Halo 128GB and 8 on the NVIDIA Tesla P100 16GB

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 2.9x higher on the NVIDIA Tesla P100 16GB (256 GB/s on the AMD Strix Halo 128GB, 732 on the NVIDIA Tesla P100 16GB). The estimates below compare them on the models people run most.

AMD Strix Halo 128GB
Memory
128GB unified
Memory bandwidth
256 GB/s
FP16 compute
59 TFLOPS
Reports
82
NVIDIA Tesla P100 16GB
Memory
16GB
Memory bandwidth
732 GB/s
FP16 compute
19 TFLOPS
Reports
8

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.

ModelAMD Strix Halo 128GBNVIDIA Tesla P100 16GB
Qwen3.8 27B3.5 t/sFP1647.7 t/sQ2_K
Qwen3.8 125B · 6B active12.6 t/sQ6_Kdoesn't fit at these settings
DeepSeek V4 Flash 284B · 13B active33.5 t/sQ2_Kdoesn't fit at these settings
Qwen3.6 35B · 3B active12.6 t/sFP16157.9 t/sQ2_K
Qwen3.6 27B3.5 t/sFP1647.7 t/sQ2_K
Gemma 4 26B · 4B active9.5 t/sFP16106.4 t/sQ3_K_S

Change the context, RAM or model in the calculator: AMD Strix Halo 128GB · NVIDIA Tesla P100 16GB

Every report on each card, with its source: AMD Strix Halo 128GB · NVIDIA Tesla P100 16GB

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