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the process is incredibly expensive, as a single defect in any of the layers could render the final module worthless. Worse, as of HBM's prodigious data rates - as high as 2.75 TB/s per module in the latest generations - the chips usually need to be permanently co-packaged alongside the compute logic. This makes the margin incredibly tight. Defective modules could scrap a $50,000 GPU.
As of this, specialized packaging and test facilities, like SK's newly announced P&T7 site, are essential to producing HBM in volume.
Development of the P&T7 facility comes as SK Hynix prepares to bring its M15X DRAM plant online. Announced in 2024, the 20 trillion won (about $13.5 billion) DRAM plant was built to address growing HBM demand. It opened its clean room in October and, according to SK, work to deploy fab equipment is progressing smoothly.
While the new packaging site may be welcome news for the likes of AMD or Nvidia - two of the largest consumers of HBM memory - the packaging site will likely do little to address skyrocketing memory prices seen by consumers and businesses over the past few months.While HBM has appeared in consumer products in the past,its extreme cost and complexity usually preclude its use in modern client devices.
DDR5 memory kits that, a year ago, sold for less than $100 are now going for well in excess of $300 as vendors grapple with the ongoing DRAM and NAND crunch.
As we previously reported, DRAM prices are expected to remain high for the next several years, driven in part by strong demand for AI infrastructure. Analysts predict DRAM prices to peak later this year before plateauing in 2027, and rising again in 2028.
While customers pay through the nose, memory vendors are raking in billions of dollars of revenue. Last week, Samsung issued a revised Q4 forecast in which it predicted its operating profits would more than triple, while Micron and SK Hynix's profits are expected to more than double. ®Key takeaways from the article:
* HBM Complexity & Cost: High Bandwidth Memory (HBM) is expensive and difficult to manufacture due to its complexity and high data rates. Defects can be very costly.
* SK Hynix Investment: SK Hynix is investing heavily in both a new DRAM plant (M15X) and a packaging/testing facility (P&T7) to meet the growing demand for HBM.
* Impact on Consumer Prices: While increased HBM production is good for companies like AMD and Nvidia, it’s unlikely to substantially lower memory prices for consumers in the short term.DDR5 prices are currently very high.
* DRAM Price Forecast: DRAM prices are expected to remain elevated for several years due to strong demand from the AI sector.
* Vendor Profits: Memory manufacturers (Samsung, Micron, SK Hynix) are experiencing notable profit increases due to the high prices.
