Another Windows Vista SP1 Feature From TechEd

In one of the later session during TechEd last week I learned of another very cool feature coming to Windows Vista with Service Pack 1. During his talk Wes Miller, who is writing a ton for TechNet magazine these days mentioned that setup will now be able to run either 32-bit or 64-bit installs.

What does this mean?

Well basically a lot less work for anyone who has to deal with both 32-bit and 64-bit images.  After SP1 you will be able to deploy either version of the OS from a single DVD. 

So what? 

Well the reason this is a big deal is if you are doing anything custom with Windows PE then you currently have to maintain two boot wims (one 64 and one 32)and in extreme cases where you have custom code you have to maintain to codebase sets because 64-bit WinPE doesn't support 32bit code due to the lack of WOW support .

It wasn't clear if WDS would also offer this capability, but it would make sense.


Posted Jun 14 2007, 05:43 PM by Josh Phillips

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Comments

Jaxim wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-14-2007 7:26 PM

I think I would prefer the Apple way of doing things. Including the 64 and the 32 bit versions as one single version. If you're system can handle 64 bit and you're running a 64 bit app, then the OS runs it using the 64 bit version. If your computer can't handle 64 bit or you're running a 32 bit app, then your OS runs as a 32 bit version for that program.

I hope Microsoft learns from Apple in this regard.

Josh Phillips wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-14-2007 7:45 PM

Jaxim,

Not sure what you mean...

On Windows Vista x64 if you run a 32bit app it runs in a 32-bit subsystem, basically a 32-bit OS.  The reverse isn't true though..  Are you saying you want 32-bit os to run 64-bit apps (so the reverse of syswow)?

Josh

Jaxim wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-14-2007 10:37 PM

Sorry if I was a bit confusing. Steve Jobs just announced this the other day at some Mac conference.

With Windows many people install the 32 bit version because the driver support is not there yet. With the Mac you won't have to decide if you're going to install the 64 bit version or the 32 bit version: there will only be one version.

This is a nice change from Vista's 5 versions multiplied by 2, since there are 2 (32 & 64 bit) bit-versions of each version. Microsoft really ought to take a page from Apple and limit the amount of OS versions  to at most two. Less complicated and things like what happened to me when I bought a Vista computer wouldn't happen. (I bought a 64 bit compatible computer with Vista Ultimate, but the version was 32 bit and the OEM refused to provide the 64 bit version. If Microsoft included 32bit and 64 bit capabilities in their OS, then OEM nonsense like that wouldn't happen and people would have a better impression of MS. It's the computer manufacturers who ruin Microsoft's good name and work, in my opinion. That's probably one of the reason's why Apple never licensed their OS.)

Here's an article that explains it much better than I ever could:

http://www.macobserver.com/article/2007/06/11.9.shtml

Windows Vista Blog - Alles rund um Windows Vista » Vista SP1: 32- und 64-Bit-Installation von einer DVD wrote Windows Vista Blog - Alles rund um Windows Vista » Vista SP1: 32- und 64-Bit-Installation von einer DVD
on 06-15-2007 12:37 AM
Josh Phillips wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-15-2007 7:24 AM

Jaxim,

Check this out...I don't know if it is true, but if so might what you were wanting.

(found from a trackback)

http://www.start64.com/index.php?option=com_content&task=view&id=1043&Itemid=104

josh

Josh's Windows Weblog wrote I Said What?
on 06-15-2007 7:59 AM

I was following a few trackbacks this morning to my post yesterday and one struck my eye by Softpedia.

Radek Hulán wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-15-2007 2:29 PM

@Jaxim - Apple lies (as usual) about Leopard. It is not fully 64-bit, but one of 2 major APIs (Carbon) is 32-bit only:

http://arstechnica.com/journals/apple.ars/2007/06/13/64-bit-support-in-leopard-no-carbon-love

Vista x64 is thus the only true x64 desktop OS (discounting Linux distros).

Also, I highly doubt there is any x64 code at all, as Core Duo (original Mac Mini) computers CANNOT handle x64 natively.

You better NOT believe Apple in anything they say ;-)

Fowl wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-15-2007 6:31 PM

I can already do that with some creative bcd editing on the DVD....

Andrzej Łódzki wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-17-2007 4:17 AM

Will OEM DVD-s be also with 32- and 64-bit version?

Josh Phillips wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-17-2007 5:21 PM

Andrze,

no one knows.

Wes Miller wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-18-2007 9:36 AM

Alas, there has been some confusion here - and in the article linked to by Josh... To my knowledge there will not be any significant change to Windows DVD media - you won't get an all-in-one DVD that can install either one, as that linked article seemed to insinuate (if for some odd reason Microsoft does have that in plan, I've not heard about it - and I couldn't share it if I did). What you WILL be able to do is install x64 using an x86 copy of Windows PE 2. This change isn't about x64 everywhere. It's about making life easier for IT pros and OEM's by letting them build one installation mechanism, using Windows PE 2 (x86) and installing x86 OR x64 for IT deployment or OEM deployment. It's not about any change for end users of Windows (retail consumers) - again, unless there is some change I've not been privy to. Changing the retail DVD wouldn't make sense (financial or use case wise).

Wes

Wes Miller wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-18-2007 9:38 AM

Oh, and the change is for WDS as well.

Josh Phillips wrote re: Another Windows Vista SP1 Feature From TechEd
on 06-26-2007 5:30 AM

Hey Wes,

I thought I had cleared that up in a follow up post...i never inteded the signle installation media slant some have put on it.

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