Yesterday Intel and Micron shared some new details of their 3D NAND technology and during the presentation they also showed a production wafer. I missed the wafer during the live broadcast (hence I couldn't include this in the initial write up), but fortunately Intel-Micron have now posted the recorded webinar, which I used to get a pretty good shot of the wafer. The quality isn't perfect, but it's good enough that I was able to make a fairly accurate estimation of the die size. Disclaimer: The data and analysis presented in this article is based on estimations that are provided "as is" with no guarantee of full accuracy. I calculated 19 dies vertically and 25 horizontally, which would yield a die size of 189.5mm. That's...

Intel-Micron Share Additional Details of Their 3D NAND

Today must be the busiest day in the world of NAND. Earlier today, Toshiba announced that it has begun sampling of its 48-layer 128Gbit 3D NAND part and now...

35 by Kristian Vättö on 3/26/2015

Toshiba Announces 48-layer 128Gbit 3D NAND - Samples Shipping Today

The 3D NAND race is heating up. Samsung has been shipping its 3D NAND products for over six months now, but so far we have known very little about...

13 by Kristian Vättö on 3/26/2015

Samsung Displays New 3D V-NAND Based Enterprise SSDs at CES 2015

Along with the release of the SM951 PCIe SSD, Samsung had several new enterprise SSDs on display at the show. The PM863 and SM863 are SATA 6Gbps drives and...

23 by Kristian Vättö on 1/15/2015

Samsung SSD 850 EVO (120GB, 250GB, 500GB & 1TB) Review

Samsung hasn't stopped impressing me in the SSD space. The early Samsung SSDs weren't very good, but ever since the introduction of the SSD 830 Samsung has been doing...

89 by Kristian Vättö on 12/8/2014

Intel's 3D NAND to Ship in H2'15: 256Gbit Die & 32 Layers

Last Thursday in its annual Investor Meeting Intel revealed the first details of its 3D NAND technology and announced that it will begin the shipments of 3D NAND in...

58 by Kristian Vättö on 11/25/2014

Samsung SSD 845DC EVO/PRO Performance Preview & Exploring IOPS Consistency

Traditionally Samsung's enterprise SSDs have only been available to large server OEMs (e.g. Dell, EMC, and IBM). In other words, unless you were buying tens of thousands of drives...

31 by Kristian Vättö on 9/3/2014

Testing Samsung 850 Pro Endurance & Measuring V-NAND Die Size

Last week Samsung announced the 850 Pro, which is the first mainstream SSD to utilize 3D V-NAND. We already reviewed the drive and covered the fundamentals of V-NAND in...

36 by Kristian Vättö on 7/7/2014

Samsung SSD 850 Pro (128GB, 256GB & 1TB) Review: Enter the 3D Era

Over the last three years, Samsung has become one of the most dominant players in the SSD industry. Samsung's strategy has been tight vertical integration ever since the beginning...

156 by Kristian Vättö on 7/1/2014

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