🇨🇳👍 Huawei Is Building Around America’s Chip Blockade

Huawei has unveiled Peerium, a computing architecture designed to make as many as 1M processors operate as one machine. At its center is UnifiedBus, a high-speed interconnect linking processors, memory, storage, network cards and switches through a common protocol.

US restrictions concentrate on denying Chinese firms access to advanced chipmaking technology. Huawei is moving the contest from the performance of one processor to the computing power an entire system can deliver.

In conventional AI clusters, servers exchange data over network connections. As clusters grow, bandwidth limits and latency leave processors waiting for data. UnifiedBus uses unified memory addressing and peer-to-peer links to make hundreds or thousands of chips function within one logical computing domain.

The first commercial version connected up to 384 Ascend processors in the Atlas 900 A3. Huawei’s Atlas 950 SuperPoD expands that to 8,192 processors. The company says a 256,000-card Atlas 950 SuperCluster is already being deployed, while the Atlas 960 with near-packaged optics is under testing. A 1M-processor system remains the longer-term target.

Huawei’s method is aggregation: combine more domestically available chips, move data between them faster and extract more work from the cluster. The entire data center becomes one computer.

UnifiedBus also gives China the basis for its own hardware standard. Huawei has published the specifications for UnifiedBus 2.0, allowing Chinese chipmakers, server vendors, optics producers, storage companies and software developers to build around the same architecture.

Separate Chinese technologies can now be bound into a computing stack beyond the control of US suppliers. Sanctions intended to isolate Huawei have given domestic firms a commercial reason to join its ecosystem instead.

Washington can restrict advanced manufacturing equipment and process nodes. Improvements in interconnects, optics and system software still allow China to extract more computing power from the silicon it can produce.

The blockade made cutting-edge chips harder to obtain. It also pushed Huawei from buying into Western computing ecosystems toward building a rival one. The more workloads UnifiedBus can shift onto Chinese hardware, the less leverage US chip controls retain over China’s AI expansion.

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