[BALU] 64 bit systems

Mr. Panzer panzermkz at hotmail.com
Fri Jun 8 11:02:27 CDT 2007

ok so how much ram we talking about?


10 second quickie not long enough for you?  Try it for 24 hours.  24 Heures 
du Mans

>From: Thomas Stover <thomas at wsinnovations.com>
>Reply-To: members at lists.bham-lug.org
>To: members at lists.bham-lug.org
>Subject: Re: [BALU] 64 bit systems
>Date: Fri, 08 Jun 2007 10:49:46 -0500
>The physical address space is 48 bits, so that limits the amount of real 
>ram in the system. However from a process's point of view the "virtual" 
>address space is 64 bits, and that could still be utilized with file 
>mapping and /or  NUMA  machines.
>jim wrote:
>>Is not the address space only 48 bits, 256 terabytes
>><http://en.wikipedia.org/wiki/Tebibyte>.    (I am looking foward to
>>buying 1 terabyte[1000 gigabytes] surplus memory). and the actual Ram only 
>>40 bit addressing or just 1 terabyte of RA.
>>But the registers and data width are 64 bits are they not.
>>I think the 40 and 48 restrictions are only for memory ops.
>Members mailing list
>Members at lists.bham-lug.org

Make every IM count. Download Messenger and join the i’m Initiative now. 
It’s free. http://im.live.com/messenger/im/home/?source=TAGHM_June07

More information about the Members mailing list