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AMD最强的两颗芯片,首次曝光
半导体行业观察· 2026-01-07 01:43
Core Insights - AMD showcased its upcoming Venice series server CPUs and MI400 series data center accelerators at the 2026 CES, marking the first public display of these product lines [1] - The Venice processor features significant changes in its packaging method, utilizing a more advanced approach compared to previous EPYC CPUs, and includes two I/O chips instead of one [1] - The MI400 accelerator is designed with a large package size, incorporating 12 HBM4 memory chips and multiple computing and I/O chips, indicating a substantial upgrade in performance capabilities [4] Venice Processor Details - Each Venice chip contains 8 CCDs, with each CCD housing 32 cores, allowing for a maximum of 256 cores per package [2] - The area of each CCD is approximately 165 square millimeters, with a potential L3 cache of 128MB per CCD, leading to a total of 3GB if V-Cache is implemented [6][2] - The I/O chips have a total area exceeding 700 square millimeters, significantly larger than previous EPYC I/O chips, indicating enhanced capabilities [2] MI400 Accelerator Insights - The MI400 features a large package size with two base chips and additional I/O chips, enhancing its functionality for high-performance computing [4] - The estimated area for the base chips is around 747 square millimeters, with I/O chips adding another 220 square millimeters [4] - The MI400 series will include a new product, MI440X, designed for 8-way UBB chassis, alongside MI430X and MI455X [5] AI and Future Developments - AMD is positioning itself in the AI computing space, aiming to compete with Nvidia by enhancing its Instinct GPU offerings and forming partnerships with companies like OpenAI [7][8] - The upcoming Helios server platform is designed for Yotta-scale computing, featuring the latest AI GPU Instinct MI455X and Venice CPU, set to launch later this year [10][14] - AMD's roadmap indicates a significant increase in GPU performance, with the MI455X expected to deliver ten times the inference throughput compared to its predecessor [16] Helios Server Specifications - The Helios platform will support over 18,000 CDNA5 GPU compute units and 4,600 Zen 6 CPU cores, achieving up to 2.9 exaflops of performance [18] - Each Helios rack will include 31 TB of HBM4 memory and high bandwidth capabilities, indicating a robust infrastructure for AI workloads [18] - AMD's advancements in memory and GPU bandwidth are expected to enhance data transfer speeds significantly, showcasing the company's commitment to high-performance computing [16][18]