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Date: Mon, 19 May 2008 10:37:16 -0700
From: Steve Kargl <sgk@troutmask.apl.washington.edu>
To: Nifty <violentsense@gmail.com>
Message-ID: <20080519173716.GA66704@troutmask.apl.washington.edu>
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Cc: freebsd-amd64@freebsd.org
Subject: Re: FreeBSD 7.0R and 7.0CURRENT (amd64) show only 2,
	5Gb RAM from 8Gb
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On Mon, May 19, 2008 at 08:49:41PM +0400, Nifty wrote:
> Hi!
> 
> I have two PC's based on iP965 and iG33 chipsets, 
> both have iC2D Quad 2.4GHz CPU and both have 8Gb (4 x 2Gb) PC2-6400 RAM.
> After installing FreeBSD 7.0R (amd64) and FreeBSD 7.0CURRENT (amd64) -
> on iP965 dmesg show me 2,5Gb of RAM, on iG33 dmesg show 3,1Gb of RAM :(
> 
> Can anybody explain to me, does FreeBSD support m/b with 4 memory slot and
> 8Gb of RAM or not?
> 

Yes, it supports more than 4 Gb.

CPU: AMD Opteron(tm) Processor 248 (2192.35-MHz K8-class CPU)
  Origin = "AuthenticAMD"  Id = 0xf5a  Stepping = 10
  Features=0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2>
  AMD Features=0xe0500800<SYSCALL,NX,MMX+,LM,3DNow!+,3DNow!>
usable memory = 8513187840 (8118 MB)
avail memory  = 8249532416 (7867 MB)

troutmask:kargl[208] uname -m
amd64

-- 
Steve