Articles about Nand


Samsung tosses lifeline to Netlist NVDIMMs

Flash DIMM technology developer Netlist has signed a five-year joint development deal with global memory leader Samsung to produce non-volatile DIMMs, giving it a lifeline from years of litigation hell against Diablo Technologies over memory channel storage IP. The basic concept is to put flash chips on DDR3 and 4 memory DIMMS …
Chris Mellor, 19 Nov 2015
EMC Flash Forward Big

EMC flash man: PCM will save us from the Incredible Shrinking NAND

EMC's flash exec expects Phase Change Memory - one of the possible non-volatile successors to flash - to appear in storage architectures from next year. Phase Change Memory exploits the differing resistance levels in chalcogenide materials as they change from an amorphous to a crystalline state and back again, background here. …
Chris Mellor, 29 Nov 2012

It's all downhill from here: Avalanche spins STT-RAM

Startup Avalanche is sampling an STT-RAM chip offering DRAM/SRAM speed, persistent storage, unlimited endurance and scalability beyond 10nm. The holy unified memory chip grail is to replace DRAM, SRAM and flash with a single chip tech, offering the benefits of each without the drawbacks. Thus NAND cannot scale down psst 10nm and …
Chris Mellor, 01 Jul 2015

Damn well knew it! Seagate has helium drives in its labs

Seagate told analysts on Wednesday it is crafting its own helium-filled drives in its development labs, and is months away from shipping them as products. Helium gas has lower friction than air, and HGST is using this gas inside its sealed He8 and He10 disk drive enclosures to provide 7-platter drives. The platters can be …
Chris Mellor, 02 Sep 2015

SanDisk gets all Tardis-like and shrinks cells to increase capacity

SanDisk has revved its CloudSpeed Ultra SSD, doubling capacity to 1.6TB by using smaller sized cells. Gen 1 Ultras used 19nm MLC NAND in 400GB and 800GB capacity points. The Gen 2 model uses 15nm flash and have 400GB, 800GB and 1.6TB capacities. Generally, they are faster than the Gen 1 products, although their endurance has …
Chris Mellor, 12 Aug 2015
Violin array flash cards

TLC NAND could penetrate biz with flash-to-flash backup

VMworld Barcelona Violin co-founder and CTO Jon Bennett identified a potential enterprise role for three-level cell (TLC) flash at VMworld Barcelona today: flash-to-flash backup. TLC is currently seen as pure consumer technology. The first TLC NAND SSD has been announced by Samsung. But TLC NAND has a short working life, with 500 - 750 phase/ …
Chris Mellor, 11 Oct 2012

Watch out, Tokyo! Samsung readies a 15 TERABYTE SSD

Samsung has revealed what can only be described as the Godzilla of flash drives, a 15TB SSD, at the Flash Memory Summit. Sammy opened the kimono on the new drive at its keynote session Memory Technology Advances Shape a New Era in Flash Innovation on 11 August. As reported by the PM1633a uses Sammy's third generation …
Chris Mellor, 13 Aug 2015

The incredible shrinking NAND: I'm MEELLLLTING

Blocks and Files NAND is heading to the graveyard, getting closer and closer with every geometry shrink and every added cell bit. Any replacement NV-RAM technology will require controller software rip-and-replace, which could kill one trick pony flash array startups. NAND flash is non-volatile but expensive to make and both ways of making it …
Chris Mellor, 12 Jun 2012

Everyone's getting flashy: Intel and Micron want to feed you their wafers

Four months after revealing their 3D NAND flash tech, Intel and Micron say they are now sampling product - the day after beleaguered SanDisk announced its 48-layer tech would enter pilot production in the second half of the year. As our IMTF (Intel Micron Flash Technologies) pair, the boys from Boise, said last November their …
Chris Mellor, 27 Mar 2015

Huawei mixes it up with Micron and its new NVM tech

China-based telecom and enterprise IT supplier Huawei has entered a flash partnership with Micron, which means the Chinese firm will be using Micron flash in its OceanStor storage arrays. Huawei has an OceanStor range of unified file and block storage arrays plus a separate OceanStor Dorado all-flash array line with two …
Chris Mellor, 02 Nov 2015

Micron re-furtles its data centre SSD offering

Micron has revved its middle-of-the-road M500DC SSD with smaller cells and boosted security to turn out a cost-optimised SSD which it says will take over more work from spinning disks. The M510DC is built from 16nm MLC NAND and Micron says it's complementary to the existing M500DC SSD, built with older 20nm technology and …
Chris Mellor, 15 Jul 2015

The all-flash market will grotesquely distend in five years, says Gartner

Gartner thinks the all-flash array market will expand at a 37 per cent compound annual growth rate, embiggening from $1.43bn in 2014 to about $7bn by 2019. Storage notes from analyst haus Stifel Nicolaus' MD, Aaron Rakers, reveal that and other interesting predictions: Gartner thinks no data centres use only all-flash arrays …
Chris Mellor, 30 Jun 2015

Plummeting SanDisk snaps awake, pulls hard on the control stick

After a terrible first quarter of the year, SanDisk revenues continued to fall in its second quarter, which has just ended. However, profits went up sharply, giving hope that a turnaround at the wannabe enterprise flash storage supplier is under way. SanDisk_Q2_2015 SanDisk financials ... Click image to increase its size …
Chris Mellor, 23 Jul 2015
Intel SSD 335

NAND ho! New Intel and Samsung SSDs heave over the horizon

Intel and Samsung have both pushed out new solid state drives (SSD) to the storage market, and both are promising their kit can provide improved high-speed storage for the server and desktop market. Intel's 335 is a 240GB PC boot disk drive replacement, an update of its 330 - background here - which uses 25nm NAND process …
Chris Mellor, 31 Oct 2012

China decides to cook its own chips – report

Chinese government-owned Tsinghua Unigroup, having failed to buy Micron, is going to make its own memory chips. The WSJ reports that TU will spend $12bn-plus to build a fab and make acquisitions. It's being positioned as part of China's long term goal of being less dependent on Western technology. The acquisitions will be …
Chris Mellor, 09 Nov 2015
4 arrows signs in arrow on wooden wall

Micron: Those dratted PCs, dragging down our revenues

Declining PC sales took their toll on Micron's DRAM revenues, sending year-on-year growth into reverse for its fiscal 2015. Full-year revenues were $16.2bn, one per cent down on fy2014's $16.4bn. Net income of $2.9bn was five per cent lower than the $3bn recorded in fy2014. Revenues for the final quarter in fy 2015 of $3.6bn …
Chris Mellor, 02 Oct 2015

Just ONE THOUSAND times BETTER than FLASH! Intel, Micron's amazing claim

Next year, the world will start using products with an amazing new type of memory in them - or so say Intel and Micron, allied to produce the 3D XPoint chippery. This is, we're told, a radical resistive-RAM technology that is bit-addressable, non-volatile, and forms a new memory tier between DRAM and NAND. That means software …
Chris Mellor, 28 Jul 2015

Radian inflicts shingles on poor, unsuspecting Flash drives

Radian Memory, startup pusher of faster SSD software, claims its SSD-managing software can work with host-managed shingled disk drive software to make an SSD-SMR disk combination quite exciting. We'll see. Shingled Magnetic Recording (SMR) disk drives gave higher capacity than normal drives by overapping wide write tracks, …
Chris Mellor, 24 Sep 2015
Wafer Saw

Then there were 3: Micron slowly 'wipes out' NAND flash rivals

Hands up who thought Samsung was the world's leading flash shipper? Well, according to a Micron VP, it is his company that's the biggest shipper of NAND flash in the business, bigger than both Samsung and Hynix. Micron makes DRAM, NAND and NOR flash chips. Kipp Bedard, Micron's investor relations VP, told the Raymond James 34th …
Chris Mellor, 19 Mar 2013
Cat 5 cable

Dash for Flash: Seagate in NAND cash splash

You can't even afford to blink in the flash storage business without something big happening. Now Seagate's gone and invested in DensBits, the start-up that aims to make cheap slow NAND perform as well as fast flash. There are three kinds of flash: single-level cell or SLC, with 1 bit per cell, which is fast and long-lived; 2- …
Chris Mellor, 25 Jun 2012

SanDisk slashes sales outlook as growth shudders to a stop

SanDisk expects the current quarter's revenues to be about $1.3bn, 14 per cent less than a year ago, with the flash business supposed to be a growth area. The execs must have been horrified when they heard. At the end of the poorly performing previous quarter it expected $1.40bn to $1.45bn, still down on the $1.51bn earned a …
Chris Mellor, 27 Mar 2015

Filling the void between fast/expensive DRAM and slow/cheaper flash

The AupM001 storage module is made of ST-MRAM (Spin Torque Magnetic RAM) which combines DRAM speed with non-volatility and an interface compatible with DDR3 SDRAM. IT is a candidate tech to fill the void between fast, expensive and volatile DRAM on the one hand, and slow, cheaper, and persistent flash on the other. Intel and …
Chris Mellor, 17 Aug 2015

Feeding the XPoint cuckoo and finding it a place in the storage nest

XPoint memory is a spectrum-invading cuckoo. Spectrums are great ways to describe a range including different items with differing characteristics. Everyone gets used to the range, then something comes along and forces its way into the spectrum, making existing items shuffle up and down. There is a memory-storage spectrum with …
Chris Mellor, 30 Jul 2015
fingers pointing at man

IMFT exposes its incredible shrinking NAND

NAND shrinks sounds like a way of describing flash psychoanalysts who sort out NAND neuroses as flash dies go a bit haywire. It actually refers to the shrinking process geometry size of cells in NAND manufacturing. Intel Micron Flash Technologies (IMFT) has just announced a 128Gbit capacity 20nm flash cell using 2-bit multi- …
Chris Mellor, 07 Dec 2011

Samsung's 3-bit MLC NAND

Samsung Electronics has announced the industry’s first mass-production of 3-bit multi-level cell (MLC), 64Gbit flash using 20nm-class technology. Enjoy the lead while it lasts Samsung; it won't be long. There are two other suppliers with 64Gbit NAND chips coming. IMTF announced a 3-bit MLC 64Gbit chip using a 25nm process in …
Chris Mellor, 15 Oct 2010

Micron has three bits between its PC disk-killing flash teeth

Micron is targeting consumers and SMBs with a disk-replacing three bit Crucial-brand SSD. This BX200 triple-level cell (TLC) 2.5-inch flash drive uses Micron NAND chips, 16nm ones, and comes in 270GB, 480GB and 960GB capacity levels. It is driven by a Silicon Motion SM2256 controller operating Micron firmware. The basic …
Chris Mellor, 04 Nov 2015

Hynix figures to win on NAND by being smaller than rivals

Hynix, which trails Samsung and Toshiba in the flash market, is trying to gain ground on them with a 20 per cent better NAND process. As measured by iSupply, Hynix had just 13.5 per cent by revenue of the NAND market in the second 2011 quarter, with Samsung leading with its 41.6 per cent, Toshiba second with 28.7 per cent, and …
Chris Mellor, 13 Dec 2011

HGST sets hearts aflutter with second sexy PCM demo

HGST is being a sexy beast and strutting its Phase Change Memory stuff once again, at the Flash Memory Summit. Sex sells in the flash biz and HGST thinks it has a hot little number – again – with its Phase Change Memory technology. A year on from its 3 million IOPS/1.5 microsecs latency demo of a PCIe-connected PCM SSD, it is …
Chris Mellor, 10 Aug 2015

Pure gives its flash boxes some 3D TLC

Pure Storage wants to be its flash array customers’ best friend forever with announcements lowering flash storage cost and improving its availability. The Silicon Valley biz is now supporting 3D TLC flash, the three-bits-per-cell stuff that has an endurance long enough for enterprise use. Other flash array suppliers using this …
Chris Mellor, 17 Nov 2015

Fat NAND controllers to slim down

Micron says some flash controller jobs are going to migrate down stack towards the NAND chips, freeing up controller manufacturers from chip-dependent work they shouldn't be doing. It sees low-level flash controllers developing and taking on error management, taking this job away from existing NAND controllers. Micron takes the …
Chris Mellor, 13 Dec 2010

Carbon nanotube memory tech gets great big cash dollop

Future memory hardware startup Nantero has had a big funding round, suggesting its technology is getting closer to becoming a reality. It got $31.5m in an over-subscribed round to continue developing its nanotube-based non-volatile RAM (NRAM) semiconductor technology, which it says has DRAM read/write speed and is ultra-high …
Chris Mellor, 12 Jun 2015

3D TLC VIMMs could play Violin's music

Comment Before we talk about 3D TLC VIMMs possibly coming to Violin Memory, let’s talk about network storage. It developed for a reason you know, I was reminded by Violin Memory CTO and co-founder Jon Bennet. Servers and storage develop at different rates and people (naturally) don’t want to get stuck with new servers hobbled by slow …
Chris Mellor, 19 Feb 2015
Blade Runner (1982)

We can give servers more memory, claims Diablo. Well, sort of

Diablo Technologies has launched its Memory1 flash substitute for DRAM, which, it claims, gives servers more "memory", enabling one server do the work of ten, saving on power, cooling and rack space, and threatening to slash server sales. Its Memory1 products are all-flash DDR4 DIMMs developed from its existing MCS (Memory …
Chris Mellor, 06 Aug 2015

Marvell updates hybrid NAND/disk controller

Hot on the heels of its 9145 PCIe flash controller component, Marvell is launching a new controller to make building hybrid drives, spinning disk plus NAND flash, a lot easier. Hybrid drives pair NAND flash with spinning disks to combine NAND speed with disk capacity and low cost/GB. Seagate provides its Momentum XT drive with …
Chris Mellor, 09 Jan 2012

Samsung brings out new longer-lived 1TB Flash podule for PCs, notebooks

Just in time for Christmas, Samsung has taken its 3D enterprise SSD, added a bit per cell, and come out with a longer-lived 1TB SSD for PCs and notebooks. The triple-level cell (TLC), 3D V-NAND, 850 EVO SSD follows on from the planar (2D) TLC 840 EVO which also topped out at 1TB. This drive used 19nm NAND, whereas the 850 EVO is …
Chris Mellor, 15 Dec 2014

SanDisk, HP take on Micron and Intel’s faster-than-flash XPoint

+Comment HP and SanDisk are joining forces to combat the Intel/Micron 3D XPoint memory threat, and developing their own Storage-Class Memory (SCM) technology. SCM is persistent memory that runs at DRAM or near-DRAM speed but is less costly, enabling in-memory computing without any overhead of writing to slower persistent data storage …
Chris Mellor, 12 Oct 2015
Claw hammer

Muted HAMR blow from Seagate: damp squib drive coming in 2016

Analysis Seagate R&D bigwig Jan-Ulrich Thiele says the first Seagate prototype drives built with heat-assisted magnetic recording (HAMR) will arrive in late 2016 and have just 4TB capacity, according to This is not quite right as what Seagate says is: "Seagate anticipates shipping a small number of HAMR qualification units to …
Chris Mellor, 31 Aug 2015

China's make-your-own DRAM ambitions growing all the time

Comment The People's Republic of China is getting heavily into the DRAM foundry business, giving it its own semi-conductor manufacturing fabs and raising the prospect of NAND flash being the next technology to move inside the Great Wall. A bunch of Chinese investors, led by Summitview Capital, have bought Integrated Silicon Solution ( …
Chris Mellor, 17 Mar 2015
MeRAM schematic from UCLA

'NAND flash killer now up to 10,000 times MORE efficient'

MeRAM has the potential to succeed NAND flash as the best non-volatile sold state memory with DRAM-like speed, better-than-NAND endurance and density, and now it has taken a step forward, with UCLA research making the stuff 10 to 10,000 times more energy-efficient. UCLA boffins - led by Raytheon professor of electrical …
Chris Mellor, 20 Dec 2012

Peering closer at 3D XPoint memory: What are Intel, Micron up to?

Analysis Asking what we know about Intel/Micron's XPoint memory announced yesterday is maybe the wrong question. What don't we know about it? Here are a few mysteries: Is the technology patented? Have developers kept quiet for 10 years? What is the memory cell material? What is their selector material? What is the process used to …
Chris Mellor, 29 Jul 2015

Super SSD tech: Fancy a bonkers 8TB all-flash PC?

Fancy an 8TB SSD? Put one in a PC or notebook and you've got yourself a smoking hot system, fast and with a gaping capacity for data. Zsolt Kerekes of StorageSearch flagged up Novachips and its coming 8TB 2.5-inch SSD. This story is being written on an iMac with a 1TB Fusion drive (combined SSD and HDD) which is pretty near …
Chris Mellor, 05 Mar 2015

Hynix gets out tiny NAND cell

While flash fabs are producing 20nm-class product Hynix has gone one better, planning to present a 15nm flash geometry at the next International Electron Devices Meeting. A 20nm-class flash die is made using a process between 29nm and 20nm. The smaller the process, the more flash dies can be obtained from a wafer and, it follows …
Chris Mellor, 21 Sep 2011

Toshiba invites Seagate to the gun show after raising its SSD game

Toshiba's latest gen 3 enterprise SSDs show an uncanny resemblance to Seagate's 1200.2 products in model type, capacity range and endurance terms, with both suppliers topping out at 3.84TB. Odd that. The race is on for SSD suppliers to replace fast hard disk drives in the data centre, with Seagate, Micron and Toshiba all …
Chris Mellor, 05 Aug 2015
Samsung SM1715 3D V-NAND NVMe PCIe SSD

Samsung lays down PCIe server flash gauntlet

Faster, fatter flash cards that speed up server applications are in demand, and Samsung has announced it is mass-producing a 3.2TB NVMe PCIe SSD using its 3D V-NAND technology. It says higher capacities are coming. The SM1715 doubles the previous NVMe SSD XS1715's 1.6TB capacity maximum, and that product used standard 2D planar …
Chris Mellor, 25 Sep 2014
Cyberman on steps of St. Paul's

Step by flashy step: Toshiba clambers up to next gen SSD

Toshiba has introduced SSDs using second-generation 19nm NAND tech to double the maximum capacity of one, and have a higher endurance rating on the other. The HK3R2 is the second generation of the HK3R product technology, using the same basic 19nm MLC NAND but with a newer production process enabling a capacity increase to 960GB …
Chris Mellor, 08 Dec 2014
Samsung 850 EVO 1TB SSD

Samsung's 850 EVO 1TB SSD appears live ... in 3D

Review It was only a matter of time before Samsung dropped its 32-layer 3D V-NAND (3D Vertical NAND) technology further down the food chain, following its début in the high-end 850 PRO. The result is now with us in the shape of the 850 EVO, which, just like its 840 EVO predecessor, differs from the standard 850 PRO in the type of NAND …
Simon Crisp, 19 Jan 2015
Kingston HyperX Savage 240GB SSD

Kingston offers up its fastest SATA SSD: HyperX Savage 240GB

Review Kingston’s latest SATA-based addition to its HyperX range of SSDs is the Savage, an SSD which boasts some pretty impressive performance and endurance figures. Kingston HyperX Savage 240GB SSD The beast within: Kingston's HyperX Savage According to the official sequential figures for the drive, it is the company’s fastest …
Simon Crisp, 06 Jul 2015
Mercedes Gull-wing car

STEC's flash daddy on SSD rivals, NAND and having your OWN controller tech

Mark Moshayedi, CEO of flash pioneer STEC, doesn't think "flash is forever". While his firm is now battling it out in the enterprise solid state drive space, he has a different vision for the future. El Reg storage desk recently met with Moshayedi, where he expanded on the firm's current strategies and explained how it had saved …
Chris Mellor, 16 Jan 2013
Ultrastar He6

Helium HDD prices rise way above air-filled spinning rust

A 6TB Helium-filled drive from HGST costs $120 more than a traditional 6TB drive from Seagate. Analyst haus Stifel Nicolaus' MD, Aaron Rakers, interviewed Seagate’s CFO, Pat O’Malley, and noted afterwards that Seagate estimated an approximate $30/drive extra cost versus traditional air-filled drives. Rakers notes the “HGST (WD) …
Chris Mellor, 06 Feb 2015
For Sale sign detail

OCZ conquers Everest, flashes 3-bit NAND at world

OCZ is showing the first mainstream computer flash drive using 3-bit NAND at CES 2012. Flash comes in single-level cell (SLC) form, the fastest, longest-lived and most expensive, and also a 2-bit multi-level cell (MLC) variant which is slower, has a shorter working life but is less expensive than SLC. TLC is an extension of this …
Chris Mellor, 10 Jan 2012