On 29/06/2009, at 10:28 AM, Metal Artwork Creations wrote:

Hi team

In the future, when Apple eventually moves to exclusive 64-bit architecture, will that make Freehand MX (or any older 32-bit programs no longer supported or updated) un-useable?

What are your opinions?


As far as I understand, 32 bit code will still execute on 10.6. It's just that you'll get better performance with 10.6, regardless of whether or not the application has been written to take advantage of multiple cores. It's not the 32-bit vs 64-bit that is the problem, it is developers writing software for Snow Leopard. Look at iWork '09, the requirements are 10.5.6, so no Tiger.

Even Microsoft Microsoft General Manager Bill Laing clarified that there would be no more 32-bit operating systems for either servers or clients and that “everything” will transition to 64-bit. Some of Microsoft’s higher end products like Exchange Server 2007 are already 64-bit.

More information from Apple Developer Connection:
<http://developer.apple.com/documentation/Darwin/Conceptual/64bitPorting/indications/indications.html >


"Snow Leopard will deliver both a 64-bit kernel and a full set of 64- bit bundled apps, erasing the entire TLB flush issue because the new kernel won't have to share any address space, even when running 32-bit apps. This will benefit all 64-bit Mac users with a Core 2 CPU or better, even those lacking a Santa Rosa platform-style chipset, as being able to run 64-bit code and virtual memory is not tied to the amount of addressable system RAM,"

Cheers,
Ronni

17" MacBook Pro Intel Core 2 Duo
2.4 GHz / 4GB / 800MHz / 500GB
OS X 10.5.7


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