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nvidia

NVIDIA (NASDAQ: NVDA) is a technology company focused on innovations in accelerated computing, with GPU (graphics processing unit) as its core technology, driving the revolution in artificial intelligence (AI), graphics rendering, and high-performance computing (HPC). NVIDIA's ecosystem encompasses hardware (such as GPUs and CPUs), software platforms (such as CUDA and Omniverse), and cloud services, as well as sustainable computing and digital twin technologies.
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Huawei Ascend 950PR's matrix computing speed is only 43% of H100

The semiconductor research organization SemiAnalysis has released the actual test results of Huawei's Ascend 950PR. The organization selected 1,055 sets of commonly used matrix calculations for large models. Huawei's own underlying program has allowed the 950PR to achieve 86% of its theoretical computing power, higher than NVIDIA's H100 at 75.5%; however, the actual computation speed is still only 43% of the H100, and only 21% compared to the relatively newer B300. This set of results has not yet utilized the newly ported operators from DeepSeek.DeepSeek is working on reducing data movement and waiting from the software side. In attention computation, after adjusting storage with FlashMLA, the two sets of data that originally needed to be read separately can now be retrieved at once; TileLang allows the chip to compute while preloading the next batch of data. SemiAnalysis measured that automatic scheduling has reduced the time for some small computing tasks by up to about 40%. DeepSeek has also ported DeepEP, which is responsible for MoE expert communication, but communication and computation will still compete for memory bandwidth, and Huawei plans to continue improving the firmware.Last year, DeepSeek attempted to train R2 using Huawei's Ascend chips, but even with Huawei engineers on-site for assistance, it could not be completed due to issues related to chip stability, inter-card communication, and software support. This year, both parties continue to collaborate, and by the end of September, DeepSeek focused on publicly releasing six sets of Ascend adaptation code. In October, it was reported that Huawei is adjusting the next generation of chip designs according to DeepSeek's model requirements. The 950PR tested this time is mainly aimed at inference input processing, while DeepSeek is preparing to use the 950DT for large-scale pre-training as early as the end of the year. Previously, both parties had conducted tests at the thousand-card level, but to enable tens of thousands of chips to complete a round of large model training continuously, more complex coordination and stability issues still need to be resolved.

Goldman Sachs: Global technology stocks had a net sell-off of 20 billion USD in two weeks

According to Goldman Sachs data, in the past two weeks, global technology stocks have experienced a net sell-off of approximately $20 billion, with the intensity of the sell-off reaching an extreme level of -3.3 standard deviations. The sell-off scale in the TMT sector is close to the $23 billion seen in July of this year. Meanwhile, the volatility spread between the Nasdaq 100 Index and the S&P 500 Index has risen to the 98th percentile of the past five years, indicating a significant increase in market demand for hedging against technology stocks.According to JPMorgan, the scale of debt financing for AI infrastructure has exceeded $500 billion this year, with the financing costs for large-scale cloud service providers rising by about 120 basis points compared to before. As Google, Microsoft, and Amazon release their earnings reports this week, the market will focus on whether AI capital expenditures can be converted into actual revenue, as well as the sustainability of financing for subsequent investment expansions.JPMorgan believes that the financing relationship between Nvidia and GPU operators may become a channel for credit risk transmission. If operator financing tightens, pressure may spread upstream along the supply chain. The bank maintains a constructive view on the fundamentals of the technology sector, believing that a buying window may appear in early November, but it is still necessary to observe signals such as further market position clearing, corporate earnings realization, and credit spread narrowing.

first_img Storage substrate manufacturer TLB launches SOCAMM3 substrate development

Korean storage substrate manufacturer TLB has started the development of the AI server low-power memory module specification SOCAMM3 substrate with two large domestic and foreign storage manufacturers. According to industry news on the 22nd, TLB recently began negotiating design directions and manufacturing processes with two existing storage customers, with specifications yet to be determined. The storage manufacturers plan to complete the design with the substrate manufacturers before finalizing the specifications, with actual substrate mass production expected in 2028.SOCAMM will make the low-power DRAM for mobile devices into a detachable AI server module, which will be first used by NVIDIA in its own AI servers. SOCAMM2 has developed into a JEDEC standard. Currently, each NVIDIA Vera CPU is equipped with 8 SOCAMM2 based on LPDDR5X, with a maximum capacity of 1.5TB per CPU and a bandwidth of 1.2TB per second. The SOCAMM2 substrate requires five layers, and the number of layers for SOCAMM3 will increase, raising the difficulty of processes such as micro-hole processing. The applicable systems have not been disclosed, and the mass production timeline in 2028 coincides with NVIDIA's roadmap. NVIDIA announced in March this year at GTC that it will launch the Feynman GPU and the new CPU Rosa in 2028.TLB's SOCAMM2 substrate has already entered mass production earlier this year, with production volume and sales in the second quarter increasing more than three times compared to the previous quarter. The production time and unit price are both about twice that of existing module substrates. The industry expects TLB's SOCAMM substrate sales to be around 70 billion Korean won this year, and about 140 billion Korean won next year. Brokers estimate the company's overall revenue this year to be about 350 billion to 370 billion Korean won, a year-on-year increase of about 40%, and around 450 billion Korean won next year. The company will begin construction of its second factory next month in the An Phu Industrial Park in Bac Ninh Province, Vietnam, aiming for production in the fourth quarter of next year, but SOCAMM substrates will still only be produced at the headquarters in Ansan in the short term.

first_img Jensen Huang: The likelihood of a memory supply surplus before 2029 is low

According to the Science and Technology Innovation Board Daily, Nvidia CEO Jensen Huang stated during a media interview at the GTC conference in Berlin on Thursday that the likelihood of a memory supply surplus by 2029 is low. He mentioned that one great aspect of memory is that there is always more that can be used, and he noted that HBM will continue to be applied in the coming years.Jensen Huang also stated that Nvidia is the first company in the world to introduce LPDDR memory, used in mobile phones, into data centers, which doubles its energy efficiency compared to any current global solution, thus it will continue to use this type of memory extensively. He mentioned last Thursday that customer demand for AI chip orders continues to exceed the company's supply capacity, with new orders pouring in almost weekly, if not daily.In the past week, storage chip stocks faced sell-offs due to market concerns over supply surplus and weak demand. A well-known media outlet in South Korea published a column last week, citing two experts who predicted that by 2029, there will be a significant increase in semiconductor supply, and the storage chip market may turn into a red ocean. On Thursday, the Nasdaq Composite Index closed down 2.6%, at 26008.86 points; SanDisk fell 8.51%, SK Hynix fell 8.07%, Seagate Technology fell 7.86%, Western Digital fell 6.43%, and Micron Technology fell 6.23%.
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