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2.5 inch SSDs

by Zsolt Kerekes, editor
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"It's over 10 years since the first 2.5" SSDs came to market.
But the 2.5" SSD market still feels young, chaotic and bursting
with creative design energy"
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Lots of companies design and sell 2.5" SSDs

You can scroll down this page to see who they are below. So where do you begin?

One simple way to divide the market is - it's those with SandForce controllers inside - and then everyone else.

But that would be too simplistic.

what about speed?

OK another way is to narrow things down is to look at speed.

If you need the fastest SSDs in the 2.5" form factor - take a look at STEC and Pliant (now owned by SanDisk).

what about rugged?

Do you mean rugged industrial or rugged for true military deployments with fast secure data purge?

what about a 2.5" SSD for notebooks?

The notebook SSD market has got more size options than that.

what about a 2.5" SSD with a particular interface?

Did you mean PATA SSDs? SATA SSDs? SAS SSDs? parallel SCSI SSDs? (yup new designs are still available to plug into legacy hard disk slots) and I almost forgot to mention them (because they are going out of fashion) fibre-channel SSDs.

what about that old SLC versus MLC thing?

It still matters in some cases - but not in all.

What about cheap? - who makes the cheapest SSDs?

Here's an article which shows how prices have dropped in the past 10 years - and why I can't answer that question. "SSD" is not enough enough information. What's in and what's left out of the design - makes a big difference to the price. And you can't trust consumer SSD makers to make these decisions for you for a variety of reasons.

who are the top SSD companies which really matter?

I thought you were never going to ask that. Here's what millions of other SSD readers think.

why does the SSD market look so complicated?

Becauseit is complicated.

I've only been talking about 2.5" SSDs here. If you include all the other sizes - I currently track over 300 SSD makers - and that could rise to over 1,000 in a handful of years time...

It's all about the size of the market opportunity and how the market will grow in the future.

Leading SSD companies genuinely disagree about the best way to design SSDs and where to put them.

The market will get more complicated before it gets any simpler.

For what's happening now? - see SSD news.

For how did we get here? - see SSD history.

Here are some more popular articles about SSDs.

Partial list of 2.5" SSD makers

I've called this a "partial list" because it excludes about 15 companies which have already exited the 2.5" market.

And due to the transient nature of the SSD market bubble I haven't felt it worth my time to add every single company which I know makes this size of SSD - especially if they aren't investing the effort to say anything new or different which could interest readers.

AboUnion , ACARD Technology, Active Media Products, A-DATA, Adaptec, ADLINK Technology, Advanced Media / RITEK / Traxdata, Afaya, Apacer, Afaya, Altec , AMP, APRO, ATP Electronics, Barun Electronics, BiTMICRO, Buffalo Technology, Cactus Technologies, Corsair, CoreSolidStorage, DTS, EDGE Tech, Emphase, Foremay, Fortasa Memory Systems, GalaxyStor, G.Skill , Hagiwara Sys-Com, Hynix Semiconductor, IEI Technology, Imation, InnoDisk, Intel, KingFast, KingSpec, Kingston Technology, Lexar Media, Lite-On , MagicRAM, Macrotron Systems, MemoCom, Memoright, Micron / Crucial, Microsemi, Mushkin, Myung, OWC, OCZ, Patriot Memory, Phison Electronics, PhotoFast, Pliant Technology, Plextor, PNY, PQI, Pretec Electronics, Princeton Technology, pureSilicon, Renice Technology , ore, Samsung, SandForce, SanDisk, Sans Digital, Seagate, Sharkoon, Silicon Power , SMART, Solidata, Soliware, Stealth.Com, STEC, Strontium, Sun Microsystems, Super Talent Technology, Swissbit, Targa Systems Division, TDK, Team Group, Toshiba, Transcend Information, Trident Space & Defense, Unigen, Viking, Walton Chaintech, Western Digital, Wintec
Notes from SSD market history

The product shown below, from DTS, is an example of a 2.5" SSD featured here on StorageSearch.com in in Q4 2009. At that time it was the fastest SATA 2 flash SSD in the market due to its fat cache architecture.
click for more info - the fastest - 2.5" SATA flash SSD
Platinum M-Cell SSD
the fastest - 2.5" SATA flash SSD
from DTS

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3.5" SSDs
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introducing the 2.5" SSD market
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7mm high 2.5" SATA 3 SSDs for Ultrabooks  - click for more info
7mm high SATA 3 SSDs for Ultrabooks
from RunCore

Fusion-io fast SSDs - click for more info
world's fastest production PCIe SSD
from Fusion-io

2.5" SATA 3 enterprise SSDs from OCZ -
2.5" SATA 3 SSDs for enterprise apps
Deneva 2 C Series - from OCZ

Targa Series 4 - 2.5 inch SCSI flash disk
2.5" removable military SSDs
for airborne apps - GbE / SATA / USB
from Targa Systems

click for more info - XceedIOPS SSD
2.5" SAS enterprise grade MLC SSDs
XceedIOPS - from SMART

WD SiliconDrive N1x  for mission-critical applications mandating high performance, high reliability, and high endurance - click for more info
2.5" SiliconDrives
from Western Digital
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What's the best / cheapest - PC SSD?
Editor:- I often get emails from readers which ask the above question.

An article on StorageSearch.com - called What's the best / cheapest PC SSD? - is my attempt to create a simple FAQs page - which answers the question...
click to read this article ...of why I can't answer your question - and follows on to pose some probing questions which you can ask yourself. ...read the article
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Who makes the fastest SSDs?
Speed isn't everything, and it comes at a price. But if you do need the speediest SSD (chip, card, module or rackmount) then wading through the web sites of hundreds of SSD oems to shortlist products slows you down.

And the SSD search problem will get even worse as we head towards a market with over 1,000 SSD oems.
the fastest SSDs  sorted by interface and form factor - click to read article ... Relax - I've done the research. And this whizzy wish list is updated daily from storage news and direct contacts from oems. ...read the article,
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2.5 inch SSDs
Size is relative - thought Megabyte
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"...the SSD market has gate-crashed the server party - and the SSD roadmaps are changing too fast for the old style computer vendors to keep up."
...... from - the new business case for SSD ASAPs
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the changing face of the industrial SSD market
One of the oldest markets for flash SSDs is the embedded industrial market - where rugged flash SSDs have been used since the mid 1990s.
image shows mouse building storage - click to see industrial SSDs article This is a slowly changing market and it rarely makes the SSD news headlines - but many facets in this market have changed in the past 5 years. ...read the article
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SSD Pricing - where does all the money go?
SSDs are among the most expensive (and complex) computer hardware products you will ever buy and understanding the factors which determine SSD costs is often a confusing and irritating process... ...which is not made any easier when market prices for apparently identical capacity SSDs can vary more than 100x to 1!
Clarifying SSD Pricing - where does all the money go? - click to read the article Why is that? There are good reasons for these cost differences. But more expensive isn't always better for you. To find out what goes into the price - and whether you need it - ...read the article
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Imprinting the brain of the SSD
Editor:- how did the SSD market ever change from:- Who cares? to You care! about the identity of SSD controllers?

It all happened so quickly that we now assume it was always this way.
click to read the case study - about the SandForce Driven program This MarketingViews case study compares SandForce's SSD processor branding program with previous examples in chip history and analyzes key business success factors. ...read the article
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Can you believe the word "reliability" in a 2.5" SSD ad?
Editor:- Reliability is an important factor in many applications which use SSDs.... but can you trust an SSD brand just because it claims to be reliable?

As we've seen in recent years - in the rush for the SSD market bubble - many design teams which previously had little or no experience of SSDs were tasked with designing such products - and the result has been successive waves of flaky SSDs and SSDs whose specifications couldn't be relied on to remain stable and in many products quickly degraded in customer sites.
storage reliability branding article As part of an education series for SSD product marketers - this case study describes how one company - which didn't have the conventional background to start off with - managed to equate their brand of SSD with reliability in the minds of designers in the embedded systems market. ...read the article
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Power, Speed and Strength in SSD brands
Does what marketers call their SSDs impact who SSD buyers will call?

This article surveys how vendors have played with awesome and mundane words to make their SSDs sound better - with examples from across the whole spectrum of the SSD market - the good, the bad and you know how this goes - because a Clint Eastward movie made 45 years ago is still better known than any SSD today.
accelerating the SSD marketer - click to read article And that's the challenge which wannabe T-Rexes in the SSD market have to meet. ...read the article
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