China Unveils Loongson 3E6000 — A 64-Core CPU Rivaling Intel Xeon

China’s Loongson launches the 64-core 3E6000 CPU, claiming performance competitive with Intel’s Xeon 8380.

China’s chipmaker Loongson has officially launched the 3E6000, a 64-core, 128-thread CPU designed to rival Intel’s 80-core Xeon 8380.

Built on the LoongArch 6000 architecture, the 3E6000 offers specs aimed at datacenters and enterprise computing. The chip uses a quad-chiplet design, connected via Loongson’s Coherent Link (LoongLink) — comparable to AMD Infinity Fabric and Intel’s mesh interconnect.

🔥 Specs

  • 🧠 64 cores, 128 threads
  • 🔥 2.2GHz max clock
  • 💾 32MB cache
  • 🖥️ Quad-channel DDR4-3200 memory (72-bit)
  • 🔗 LoongLink interconnect

📊 Performance

  • 35% faster than Xeon 8380 in integer workloads (Spec CPU 2017)
  • 14% slower in floating-point compared to Xeon 8380

🏗️ More on the Roadmap

  • Loongson is working on the 3B6600, which aims to match Intel’s 13th/14th Gen Raptor Lake CPUs.
  • A 3B7000 variant with even higher clock speeds is in development.

🚩 Reality Check

While impressive, this chip is mainly for China’s domestic market, designed to reduce reliance on U.S. and Western technologies.

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