Date: Wed, 5 Feb 2014 07:44:55 -0600 From: Jim Thompson <jim@netgate.com> To: Kevin Bowling <kevin.bowling@kev009.com> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org> Subject: Re: opteron a1100 arm Message-ID: <DCE7B22A-D51F-471A-B446-4B76D87E775D@netgate.com> In-Reply-To: <lcsqov$ui9$1@ger.gmane.org> References: <alpine.BSF.2.00.1401311911120.2427@wojtek.tensor.gdynia.pl> <1391538649.19169.79261269.3C5F49D1@webmail.messagingengine.com> <CAFU734xXWyc_TqBJ7e4MhD2nB01BAejR_1vT9%2B_5Ar5mJncncA@mail.gmail.com> <493DEB39-C4B4-409E-B8B2-B1B11E013754@netgate.com> <60555.1391549390@critter.freebsd.dk> <23B18B88-D888-46B3-99F6-905F86E20FAF@netgate.com> <lcsqov$ui9$1@ger.gmane.org>
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> On Feb 5, 2014, at 1:55, Kevin Bowling <kevin.bowling@kev009.com> wrote: > [...] > Where A1100 wins hands down is memory capacity, and possibly even memory bandwidth (DDR4 mentioned in the PR..). > > Intel's server Atom chips and even the extremely powerful Xeon E3 are quite limited by 32GB RAM (and it's also somewhat expensive vs RDIMMs). I'm not sure what your point is. The C2750, C2550, C2558 & C2758 will all address 64 GB of DDR3 RAM. You'll have to use Registered DIMMs and likely drop back to DDR3 to get to 128GB on the A1100. So I see parity in terms of addressable RAM.
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