WindowsXP Pro x64 released to manufacturing


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Microsoft announced late Wednesday that it has sent four 64-bit versions of Windows into mass production. Windows XP Professional x64 as well as the server editions 2003 Standard x64, 2003 Enterprise x64 and 2003 Datacenter x64 are expected to be available in late April.

Better late than never - Microsoft finally has finished work on its first 64-bit client operating system. Windows XP Professional x64 was released together with three server Editions of the software to manufacturing. The development track of the client software is plastered with a series of delays, but Microsoft kept its most recent promise made at the Spring Intel Developer Forum to ship the software in the April timeframe.

Microsoft will officially announce the operating systems at WinHEC 2005, which is held from April 25 to 27 in Seattle. Commercial availability of the client and server packages is indicated as "late April".

Windows Server 2003 x64 Editions and Windows XP Professional x64 Edition provide customers with "increased performance, reliability and security while providing the versatility to run both 32-bit and 64-bit applications, enabling them to move to 64-bit computing at their own pace," Microsoft said in a statement. According to the manufacturer, users will see performance improvements of up to 35 percent with native 64-bit applications, if compared to their 32-bit versions. 32-bit software running under Windows x64 are likely to see no speed increase.

Microsoft advertises the 64-bit Windows platform as increased scalability and reliability, faster processing, the ability to handle larger amounts of data more efficiently, more security, and better manageability. Microsoft expects workstation users that run into 32-bit-lints today and enthusiasts to be first to make the switch to Windows XP Professional x64 Edition. In a recent conversation with Tom's Hardware Guide, the company said that it expects shipments in the "millions" within the first 12 months after introduction.

Microsoft said that it will begin accepting software applications submissions for Windows XP Professional x64 Edition for the "Designed for Windows" logo program in the coming weeks.

SOURCE

Niice... this makes it almost sure it'll be out in the now specified timeline :yes:

the WOW32 or WOW64 lets you run 32-bit code in Windows x64 edition, but it was reported that you will suffer a small performance hit running 32-bit code in the 64-bit OS. So, until games are compiled for 64-bit CPUs, you won't be seeing any performance gains in your games or applications

the WOW32 or WOW64 lets you run 32-bit code in Windows x64 edition, but it was reported that you will suffer a small performance hit running 32-bit code in the 64-bit OS. So, until games are compiled for 64-bit CPUs, you won't be seeing any performance gains in your games or applications

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Some have been reporting improved performance using 32bit apps under XP x64, I don't know of WoW64 has that big of impact on performance or not. The CPU itself can execute 32bit code, unlike some 64bit procs where executing 32bit code would be emulated and have a slow down.

With a AMD64 3200+ and a GF 6800NU, I got a 10-30% FPS increase in America's Army and a 5% increase in my 3DMark05 score in the RC2 (both are 32-bit games), so I can't wait until 64-bit games start coming out :).

Anyone know if they'll still have a 360 day trial of XP Pro x64 final (like the RC2)?

I'm going to upgrade my comp to AMD64 in a few days.. should I wait till it's released or should I just install my XP 32-bit and re-install again in a month time? :(

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You should go ahead and install XP32. If you want to go 64bit and need drivers, planetamd64.com has some nice drivers.

I'm going to upgrade my comp to AMD64 in a few days.. should I wait till it's released or should I just install my XP 32-bit and re-install again in a month time? :(

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install 32 bit now and 64 bit later

IGx89>> is that using XP-64 RC2 or still using the windows XP 32 bit version?

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Using the XP Pro x64 Edition, compared to the normal XP Pro SP2.

The ScienceMark 2.0 Molecular Dynamics benchmark went ~3 times faster in x64 (using the 64-bit binary)! From 94 seconds to 32 seconds :o.

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