{
  "id": 682117,
  "title": "Intel AMX Performance With The Xeon 678X Workstation CPU",
  "url": "https://urgent.news/2026/08/12/intel-amx-performance-with-the-xeon-678x-workstation-cpu",
  "topic": "tech",
  "section": "Tech",
  "published": "2026-08-12T17:07:34.000Z",
  "source": {
    "name": "Phoronix",
    "slug": "phoronix",
    "url": "https://www.phoronix.com/review/intel-amx-xeon-678x"
  },
  "original_language": "en",
  "account": "Intel's Xeon 678X workstation CPU, part of the Granite Rapids series, demonstrates impressive performance capabilities with the introduction of Advanced Matrix Extensions (AMX). This innovative feature bolsters AI workloads and other select software, showcasing significant performance gains on compatible platforms such as the HP Z4 G6i workstation.\n\nThe Xeon 678X, running on Ubuntu 26.04 with a Linux 7.0 kernel, was tested in a real-world setting to evaluate the AMX benefits and power impact. The test system featured 4 x 32GB DDR5-6400 memory modules, ensuring an optimal environment for assessing the processor's performance capabilities.\n\nUnlike its predecessors with AVX-512, the AMX implementation in the Xeon 678X does not come with substantial power or thermal repercussions, as confirmed by the latest benchmark tests. This makes the Xeon 678X an attractive option for users seeking enhanced performance in AI applications and other demanding workloads without worrying about excessive energy consumption.",
  "summary": "One of the most compelling features for Intel Xeon 6 Granite Rapids alongside MRDIMMs is Advanced Matrix Extensions (AMX) for helping accelerate AI workloads and more. AMX is also found with the new Granite Rapids WS processors and in currently having my hands on an Intel Xeon 678X in the HP Z4 G6i workstation, I ran some benchmarks looking at the AMX performance and power impact for this…",
  "key_points": [
    "Xeon 678X CPU features AMX for AI workloads",
    "AMX implementation in Xeon 678X has no power/thermal penalties",
    "Xeon 678X tested with 4x32GB DDR5-6400 memory in HP Z4 G6i"
  ],
  "editors_take": null,
  "illustration": null,
  "coverage": {
    "outlets": 1,
    "also_reported_by": []
  },
  "ai_generated": true,
  "disclaimer": "Summaries, key points and the editor’s take are written by software from other outlets’ reporting and may contain errors — always check the linked original."
}