Hua Er Jie Jian Wen·2026-01-08 11:27Core Insights - The market is experiencing a deep evolution in AI infrastructure rather than a simple cyclical peak, with strong demand continuing but structural changes in drivers [1] - The focus for investors should shift from merely stacking computing power to hardware that supports longer context and more complex reasoning capabilities [1] Group 1: Nvidia - Nvidia's Rubin platform is set to ramp up production significantly in the second half of 2026, with assembly time reduced from 2 hours to approximately 5 minutes, breaking supply bottlenecks [2] - The new platform allows each GPU to access up to 16TB of context memory, a substantial increase from the previous 1TB, which is expected to greatly benefit the NAND market [2] - Nvidia is also advancing in physical AI with the release of the open-source model "Alpamayo" for L4-level autonomous driving development [2] Group 2: AMD - AMD is focusing on closing the gap with competitors, targeting "agent AI" and "physical AI" as key growth areas, with the MI400 series GPU set to launch in 2026 and the MI500 series in 2027 [3] - The company aims to offer competitive pricing with the MI440X GPU for enterprises and Ryzen AI Max for PCs, which is positioned against Nvidia's offerings [3] - The Ryzen AI Halo development platform will be available in Q2 2026, supporting models with up to 200 billion parameters for edge computing [3] Group 3: Micron - Micron is experiencing a strong supply-demand environment for DRAM, with pricing remaining firm and entering a supply allocation mode due to high demand [4] - The NAND market is expected to see significant growth driven by AI data center demand for SSDs, marking a shift in focus from HBM to NAND as an additional growth engine [4] Group 4: Marvell - Marvell is strengthening its position in data center interconnects through the acquisition of XConn Technologies for $540 million, expected to contribute revenue starting in the second half of 2026 [6] - The company has aggressive growth targets, projecting 25% and 40% year-over-year growth for its data center business in 2026 and 2027, respectively [6] Group 5: Analog Chips - The analog chip sector, exemplified by ADI, is facing a "bottoming" phase with channel inventory below 6 weeks, indicating a supply shortage [7] - Despite low inventory levels, OEM customers have not begun to replenish stock, leading to a cautious recovery outlook [7] - ON expects a normalization in pricing in 2026, while Skyworks is relying on its major customer to withstand market pressures [7] Group 6: Synopsys - The battlefield for chip design is shifting towards the integration of design and physical simulation, with Synopsys showcasing a collaborative product with Ansys for advanced packaging expected in the first half of 2026 [8] - This integration signifies a move beyond traditional logic design to precise simulations of the physical world [8]