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Can a CPU with Intel AMX Match a GPU for ML Inference?

GPU acceleration is the default assumption for machine learning inference. But Intel’s AMX (Advanced Matrix Extensions) may close the gap. AMX is built into recent Xeon processors, which are available from Azure. Can they compete with similarly priced GPU-based machines for the Tessera pipeline?

08 Apr 2026

Marc Elvers

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GPU vs CPU for ONNX Inference: NVIDIA L4 vs AMD EPYC 9965

In a previous post, I compared the ONNX Runtime with PyTorch on the CPU and GPU. In this post, I take this to the extreme to see if a CPU can outpace the NVIDIA L4 GPU.

11 Mar 2026

Marc Elvers

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Tessera pipeline in OCaml

The Tessera pipeline is written in Python. What would it take to have an OCaml version?

15 Feb 2026

Marc Elvers

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ReFS, EEG Intern and Monteverde

In addition to the post from last week covering BON in a Box and OCaml Functors, below are some additional notes.

07 Jul 2025

Marc Elvers

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CPU Registers and OCaml

Even though registers are a low-level CPU concept, having some knowledge aboutthem can help write faster code. Simply put, a CPU register is a storage for as...

05 May 2015

Jane Street Tech Blog

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Inspecting Internal TCP State on Linux

Sometimes it can be useful to inspect the state of a TCP endpoint. Things suchas the current congestion window, the retransmission timeout (RTO), duplicateac...

09 Jul 2014

Jane Street Tech Blog

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