Where Are the Cheap Thin Clients?
Darren Ginter writes "I find many aspects of desktop virtualization compelling, with one exception: the cost of the thin clients, which typically exceeds that of a traditional box. I understand all of the benefits of desktop virtualization (and the downsides, thanks) but I'm very hung up on spending more for less. While there are some sub-$200 products out there, they all seem to cut corners (give me non-vaporware that will drive a 22" LCD at full resolution). I can PXE boot a homebrew Atom-based thin client for $130, but I'd prefer to be able to buy something assembled. Am I missing something here?"
Am I missing something here?
A cheap thin client?
*ducks*
Though not for the same reason. You get a complete PC for less than a thin client because complete PCs are made in insanely high volumes compared to thin clients, which are a niche item.
http://en.wikipedia.org/wiki/Nettop
Comes assembled, quite cheap, can drive usual resolutions, often Atom/x86 compatibility...typically has few redundant things though, like HDD; but that might be useful, together with x86, in case you change your mind.
One that hath name thou can not otter
they want their "future of desktop computing" back.
Seriously, I remember talking with some IBM engineers back in high-school and they were so certain that thin clients were the hot new thing that would change the face of computing.
You want to know where to buy thin clients? Goto www.dell.com and buy the cheapest POS they have with a fast network card. Thin clients will always be a more expensive niche player to the PC. After all what is a thin client? A PC with no local storage that can only work if it has a network connection.
"You can see I know very little about pimp policy." George McGovern.
I think the explanation may be market segmentation. Thin clients are aimed at large organizations, where a few hundred dollars for a machine is chump change. They will happily buy greatly overpriced thin clients, because even the cost of an overpriced thin client on a desk is still dwarfed by the cost of the employee at the desk.
For home users, the picture is different, because they tend to see the computer in isolation. But the vast majority of home users wouldn't want to buy a thin client at any price, because they wouldn't know what to do with it.
If you want a cheap thin client, I would recommend to either buy one second hand (you can get them for under 100 dollars), or to just get whatever box you can and pretend it's a thin client.
Please correct me if I got my facts wrong.
Have a look at the 'Sun Rays' from Sun - they've been around for years; they are cheap and very reliable: http://www.sun.com/software/index.jsp?cat=Desktop&subcat=Sun%20Ray%20Clients The prices shown on the Sun site are list-price - we get a Very healthy discount off of this, which brings the prices down even further.
Eh? Don't know what you're on about. I'm sitting here posting this on a thin client. I have a standard PC keyboard, monitor and mouse. I am looking at a normal PC session (in my case Gnome on Linux, but whatever). No retraining required, either for software or hardware. My hardware is an old PC with nothing but the motherboard left in it, running LTSP client. Cost me effectively nothing.
Don't forget that the biggest cost in a client is not necessarily the purchasing of the hardware (which is obviously the most visibile cost). Various studies (Gartner, IDC, ...) indicate that a PC that is purchased for $500 (one-time cost) in fact costs somewhere between $1500 and $4500 per year (!) to manage. These hidden costs are mainly into the backend infrastructure supporting these PC's in corporate environments, people managing them, deploying software on them, ... Google for desktop TCO and you'll find plenty of information. Sure, you might disagree with the exact numbers provided by a Gartner /IDC /Forrester but at least it gives an indication.
;)
For thin clients (and desktop virtualization for that matter), this is also where the cost savings are. No serious VDI vendor will tell you that the CapEx (investment in hardware, licenses,...) is cheaper with thin clients and virtual desktops: you need to buy additional licenses, you're going to run desktops on server hardware (ok, 100 at a time on the same box) and then I still didn't start about the licensing galore (Microsoft VECD, Citrix XenDesktop or VMware View or...). The real cost savings are in the fact that it's much easier to manage, and being able to let your very expensive system administators do something else than troubleshooting a desktop (which costs you twice for the end-user downtime and the sysadmin troubleshooting it).
The same goes for thin clients: the up-front investment is larger, but they are very easy to manage (plug into the network and the thing autoconfigures itself, pointing you to your virtual desktop -- which means fewer expensive sysadmin interventions on-site for replacing hardware!), they live longer compared to traditional desktops (these used to have three-year lifecycles whereas thin clients typically have a five-year lifecycle -- roughly speaking you'll need to buy two traditional desktops for one thin client in a 5-year desktop lifespan; I'll concur to the fact that with the economic situation, you'll see prolongued lifetimes for both thin clients & desktops but the idea remains the same, numbers might differ today).
So is the thin client cheaper? In most situations and looking at the total picture, sure it is. Even despite a higher up-front investment. The real problem is not really the price of a thin client but whether your applications and IT environment support thin clients/server based computing (TS/Citrix/VDI).
Sidenote: I work for a consulting firm where I work a lot with VDI & Server Based Computing in general; we strive to be independent as possible (trying to nuance the vendor claims as much as possible for our clients) but that might mean I am a bit biased towards using SBC if it works
We use over 150 "thin clients" on our network, all Linux based and all controlled by a single (large) Linux [xdm] server. We used to use "real" thin clients (Xterminals) by Tektronix, but as their prices rose and the price of cheap, fanless, low power, small, VIA boards dropped 8-9 years ago, we decided to start making our own.
We have not regretted the decision. Now we have complete control over the hardware and software. We have the ability to run real local clients when necessary.
Right now, we are in the process of upgrading to fanless Atom 270 based motherboards from Jetway. Total cost- about $250/ea.
Stay away from "enterprise solutions," then — or, rather, make very careful comparisons between the cost of buying a ready-made thing and a DIY effort.
That the thin clients you've been looking at are priced for fat organizations (with, possibly, thick decision-makers).
Mind the Gap
They're getting there, just be patient!
I'm about the evaluate the Fit-PC2 for work, which can be had in diskless forms for under $250. http://www.fit-pc.com/
And I'm currently posting from an EeePC 901 running eeebuntu, which is actually quite a bit better and can be had for under $200. Plug in an external monitor, and rig up the built-in LCD and peripherals as a fancy KVM switching interface for your various VNC, RDP, VMware, NX, etc. backends. I'm really impressed by the Compiz desktop performance, so you can still get pretty slick transitions between various sessions on different virtual desktops.
And I'm really looking forward to the explosion of new nVidia ION netbooks and nettops, which will actually give a real nVidia 9400 GPU and dual-core Atom processors to these "thin clients", which means they can actually be used more or less like a real box in terms of running web-based interfaces and things without stuttering and pausing occasionally.
So with a dirt-cheap nettop, unfortunately you'll pay a little bit more than your target, but at least you get extra features (like a small SSD, built-in speakers, keyboard/mouse/multitouchpad, and maybe even a webcam, etc. that you could probably put to good use with a bit of creativity.
I think the savings in deployment and long term maintenance of these terminal units are just an illusion.
1: Unix/Linux systems[10] use copy on write. You load an application or library once and use it for the many users who are running the same application. The application runs significantly faster because the CPU cache and even more significantly, disk I/O cache hit rates are far higher than on a desktop system which is running half a dozen unrelated apps. This means you don't need 1000 servers to handle the load of 1000 desktops, or even 100. Your system utilisation goes from ~3% to ~90%.
Desktops. No maintenance. No 3 year upgrade cycle. The money can be spent adding business value instead.
Your desktop support problems switch from a linearly increasing management headache to the logarithmically increasing infrastructure management headache which you already have anyway.
2: You need a service desk anyway. You don't however need a desktop support guy for every floor, or local mail and file servers with the additional storage and management cost that implies. With a centralised infrastructure, distributed filesystems like AFS actually make sense, and can reduce or eliminate data duplication and duplication of business processes.
3: In what way is a remote desktop one size fits all? 95% of business users barely need more than email. Those who do need more can be provided workstations/whatever if the advantage is obvious enough.
4: You run a redundant distributed compute cluster. See Condor, GridEngine etc. The nodes are independent. Killing one, or even some of them just means others get used. You lose the network or network services? Exactly how useful is a standalone PC anyway?
although terminals are able to a certain degree to deliver these, it is often awkward and demands more than a cheap disk-less unit.
The cheap diskless units are bog standard PCs without disks. If you can stream it to a PC, you can stream it to a PC running as an X-term. ESD just isn't that difficult to set up
[10] Windows terminal servers are another matter.
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