How to tell whether CPU supports x64?
johnl at iecc.com
Thu Mar 17 22:40:18 UTC 2011
>I have a remote server, and I'd like to know if it will support
>64-bit instructions. Is there some way I can tell? It's running 32-bit
>FreeBSD right now.
> Timecounter "i8254" frequency 1193182 Hz quality 0
> CPU: Intel(R) Xeon(TM) CPU 2.40GHz (2387.76-MHz 686-class CPU)
> Origin = "GenuineIntel" Id = 0xf29 Stepping = 9
> Logical CPUs per core: 2
> real memory = 1073676288 (1023 MB)
> avail memory = 1041502208 (993 MB)
> ACPI APIC Table: <DELL PE1750 >
> FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
> cpu0 (BSP): APIC ID: 0
> cpu1 (AP): APIC ID: 1
Looking at the Intel web site, the only Xeon I see that runs at 2.4GHz
and has two cores with two threads is the Xeon 3060, which does indeed
provide the 64 bit instruction set.
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