Hi Rob,

All personal questions, I guess.  ^_^

Yuki

Sunday, July 25, 2010, 6:25:47 PM, you wrote:

R> Yuki,

R> A couple of final questions...

R> Once you've bought the active DVI to DisplayPort converter (about
R> $100), does this solution actually work out better cost wise than
R> just buying two Nvidia boards (say a Quadro FX 380 or 580)?

R> If so, what is better...? The added value of the desktop manager
R> etc...? The fact that it leaves more PCI slots free...?

R> Running cost...? I guess everything else being equal running one
R> video card instead of two is better for long term running costs...?

R> Finally... any recommendations monitor wise... I'm about to buy 3 x 24 inch.

R> Many Thanks

R> Rob

R> --- In [email protected], Yuki Taga <yukit...@...> wrote:
>>
>> Hi Rob,
>> 
>> That's correct.  My monitors are all DVI.
>> 
>> I'm sold on this as a three-monitor solution.  I just hooked it up
>> and it worked immediately.  Could not have been easier.  The software
>> also takes care of multiple desktops (up to 9), and offers a lot of
>> other nice features like a desktop manager that preserves and
>> restores application window sizes and positions, among other things.
>> 
>> Get yourself an Ergotron stand, too.  Check out the LX Triple/Dual
>> Display Lift Stand at
>> http://www.ergotron.com/Products/MultiMonitorMounts/tabid/159/Default.aspx
>> That thing is really solid, and the tension adjustors allow you to
>> raise/lower/tilt the entire bank with very little pressure, but it
>> stays precisely where you put it nonetheless.
>> 
>> At the end of the day, this has felt like going from the mid-20th
>> century to "Beam me up, Scotty" almost overnight.
>> 
>> Yuki
>> 
>> Sunday, July 25, 2010, 6:40:14 AM, you wrote:
>> 
>> R> Hi Yuki,
>> 
>> R> Thanks. Yes I've been googling quite a lot about ATI EyeFinity.
>> R> So just to clear, none of the three monitors needs to have an DisplayPort 
>> input...?
>> R> That can provided by the active DVI/HDMI to DisplayPort adapter...?
>> 
>> R> How are you finding EyeFinity...? Working well...?
>> 
>> R> Thanks
>> 
>> R> Rob
>> 
>> R> --- In [email protected], Yuki Taga <yukitaga@> wrote:
>> >>
>> >> Hi Rob,
>> >> 
>> >> You don't need two cards.  You need one card with two DVI outputs,
>> >> plus a DisplayPort output.  I've gone with ATI Radeon 5770.  What
>> >> makes it work (very easily and very well with three monitors) is an
>> >> *active* (*not* a passive) DisplayPort to DVI adapter (another 100
>> >> dollars roughly).  Three connectors on that adapter: to the
>> >> DisplayPort on the card, to the monitor's DVI, and to the USB for
>> >> power.
>> >> 
>> >> The adapter is by far a cheaper alternative than buying a DisplayPort
>> >> capable monitor, but you could go that way.  With the adapter,
>> >> however, you can choose three identical monitors, which makes some
>> >> configuration stuff easier.
>> >> 
>> >> I have only 4 GB of memory.  "Only".  Some people will think they
>> >> need more, but most people will not utilize more.  (i7-860 seems
>> >> fine, too, but some people will want to venture out farther on the
>> >> curve, and I understand.)
>> >> 
>> >> You will hear from some people that a passive adapter will work.
>> >> They are slightly nuts; it will not.  Spend the money for an
>> >> ATI-certified active adapter, and life becomes absurdly simple.
>> >> 
>> >> Yuki
>> >> 
>> >> Saturday, July 24, 2010, 6:48:14 PM, you wrote:
>> >> 
>> >> R> Paul,
>> >> 
>> >> R> That was super helpful. Thank's very much.
>> >> 
>> >> R> Yeah, the little bit I'm stuck on at the moment is the video
>> >> R> card. I need to run 3 monitors so I guess I need two cards. I
>> >> R> don't need anything spectacular on the 3D front clearly. Just a
>> >> R> fast an solid card for charting etc. Any suggestions...? Or does
>> >> R> your original choice still apply.
>> >> 
>> >> R> I notice you put in 12Gb of memory!!! Wow. I thinking of reducing
>> >> R> the memory of my new system. I have been running an 8Gb memory Mac
>> >> R> Pro and the most memory I have seen myself use if about 2.7Gb of
>> >> R> physical memory... so I'm thinking 6Gb will be enough. Maybe you
>> >> R> have some very large AB databases or lots of symbols...? (I only look 
>> >> at about 30).
>> >> 
>> >> R> Thanks again
>> >> 
>> >> R> Rob
>> >> 
>> >> R> --- In [email protected], Paul D <notanaiqgenius@> wrote:
>> >> >>
>> >> >> Hi Rob and other system builders,
>> >> >> 
>> >> >> In 2009 I built my own i7 920 and overclocked it to a very very stable 
>> >> >> 3900 
>> >> >> megahertz. I have XP 64 bit on it.
>> >> >> 
>> >> >> In a Tradestation forums thread I posted a very detailed shopping list 
>> >> >> from 
>> >> >> Newegg of all the parts I used (more or less) and show that it can be 
>> >> >> done very 
>> >> >> cheap. In my opinion, the 920 version is (or at least was) the most 
>> >> >> affordable 
>> >> >> in terms of bang for your buck once overclocked. I had some problems 
>> >> >> getting 
>> >> >> things cool enough with all 8 virtual cores going, so I turned off the 
>> >> >> hyperthreading and just run with 4 cores. 
>> >> >> 
>> >> >> 
>> >> >> Attached is a PDF of my shopping list complete with colorful pictures 
>> >> >> of my i7 
>> >> >> 920 build during and after. FYI, I was going for lowest price rather 
>> >> >> than the 
>> >> >> very nicest stuff, though I did not skimp on mobo, power supply, CPU, 
>> >> >> or memory. 
>> >> >> The case, graphics card, and fans were not the best (or quietest). 
>> >> >> 
>> >> >> 
>> >> >> 
>> >> >> Hope this helps.
>> >> >> 
>> >> >> Paul
>> >> >> 
>> >> >> 
>> >> >> 
>> >> >> ________________________________
>> >> >> From: Rob <sidhartha70@>
>> >> >> To: [email protected]
>> >> >> Sent: Thu, July 22, 2010 2:38:22 AM
>> >> >> Subject: [amibroker] New System Question
>> >> >> 
>> >> >>    
>> >> >> Hi TJ,
>> >> >> 
>> >> >> I am considering building myself a new computer system. Basically I am 
>> >> >> running 
>> >> >> AB on a Mac Pro right now. 8GB Ram (ram is not one my constraints). I 
>> >> >> am running 
>> >> >> 2 x quad core Intel Xeon X5365 2.99 Ghz processors.
>> >> >> 
>> >> >> I use AB for real time day trading... (not backtesting)... but I am 
>> >> >> pushing the 
>> >> >> core I run AB on to the max pretty much (My performance indicator in 
>> >> >> AB runs 
>> >> >> pretty consistently between 200 - 260%... I also have another 4 charts 
>> >> >> running 
>> >> >> on another instance of AB to utilise another core.
>> >> >> 
>> >> >> Question is, in building a new system, what should I be looking for 
>> >> >> maximise AB 
>> >> >> performance....? Obviously I am looking at the i7 range of processors. 
>> >> >> However, 
>> >> >> given that I can only utilise one core per instance of AB (and I want 
>> >> >> to run as 
>> >> >> few instances of AB as possible), should I less concerned with going 
>> >> >> for more 
>> >> >> cores and more concerned with perhaps overclocking the cores I do 
>> >> >> have...?
>> >> >> 
>> >> >> I could go the whole hog and overclock a Intel Core i7-980X Extreme 
>> >> >> Edition to 
>> >> >> 4Ghz... I don't know if that would be overkill given there would be a 
>> >> >> lot of 
>> >> >> processing power I couldn't access....? (although having 12Mb of 
>> >> >> onboard cache 
>> >> >> looks attractive since I could run larger DB's in AB more quickly).
>> >> >> 
>> >> >> Any other critical issues I should be thinking of in terms of speed 
>> >> >> running 
>> >> >> AB...?
>> >> >> 
>> >> >> Thanks for your time.
>> >> >>
>> >>
>>



 


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