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#31
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I have pretty much got everything together now except I just can't decide on a case and water cooling system. I am going with the i680 from Asus with onboard sound and lan (just in case I lose PCI slots). |
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... 2gb of ram should do me fine and I am still looking for the fastest I can find to try and keep my memory bandwidth up with the higher fsb of the E6600. |
#32
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Now about that E6600... The price cuts are a week away. If you were going to spend over $300 for the E6600, wait the week or so and save some cash or maybe get a QX6600 quad core for $5xx instead! |
#33
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"Ed Medlin" <ed (AT) edmedlin (DOT) com> wrote in message news:6ZMTh.16527$Um6.15499 (AT) newssvr12 (DOT) news.prodigy.net... "Phil Weldon" <notdiscosed (AT) example (DOT) com> wrote in message news:r97Th.20421$PL.6136 (AT) newsread4 (DOT) news.pas.earthlink.net... 'Ed Medlin' wrote, in part: | I might see if I can search up some photos for the Asus version and see if I | can compare them with the EVGA offerings. I would 'like' to have a couple of | available PCI slots. I am getting things ready for my order now and will | probably begin my build within a week or so (deciding on components is | driving me nuts). _____ ATX +12V rev 2.2 power supplies. Evidently 'two +12 VDC rails' and 'three +12 VDC rails' are not what they might seem. One regulator system provides +12 VDC which is then split to three current sensors. This is because of an ATX +12V rev 2.2 specification that limits maximum power on any 'rail' before overload protection kicks in to about 250 Watts. My new Antec Neo HE 550 Watt supply has three +12 VDC 'rails rated at 18 Amperes (500 Watts maximum total +12 VDC power.) The directions for connections indicates that one rail be used for display adapter #1 and another rail be used for graphics adapter #2 (if present.) I'd guess another rail is used for the 8-pin CPU power plug. I'd think that this power supply is more than adequate for any Core 2 Duo / 2 X 8800 GTS or 1 X 8800 GTX system. Phil Weldon I have pretty much got everything together now except I just can't decide on a case and water cooling system. I am going with the i680 from Asus with onboard sound and lan (just in case I lose PCI slots). I decided on going the SLI route with 2x 8800 GTS rather than a single GTX because of some of the success folks have had with simulators with that setup. 2gb of ram should do me fine and I am still looking for the fastest I can find to try and keep my memory bandwidth up with the higher fsb of the E6600. I would like to water cool the GPUs of both adapters and am trying to figure out how many watts of heat I am looking at getting rid of with this setup. I know it will be over 500w and maybe even 700. I don't want to "daisy chain" much. I might do the chipset and CPU and then another line for the GPUs. I saw some water blocks for the video memory, but don't know if that would be a necessity. I want to see just how quiet I can get this system along with a decent OC. I thought I had a good, new power supply but it turns out it is a 20 pin rather than 24. It is a MadDog (rebranded PC P & C) 550 so that is out. I am going with 4x 500gb WDs (no Raptors) because a large part of what I do is video processing and large HDD capacity is a must for me. I might add one 250gb WD drive I have already for OS and apps and set up two raid0 arrays for video rendering and temp storage. The Antec Neo HE 550 should do fine and is available as an option with several of the cases I have looked at. I really thought I would have my order in by now, but when I start looking around my mind gets changed, it seems, about every 5mins..........:-). Any recomendations on case and cooling you have might help...lol. I haven't done any water cooling in years, so I get bogged down pretty easily on the water cooling sites. Ed Wow, Those drives are gonna generate a lot of heat. I had 3 drives in one case and didn't like the drive temps I was seeing in SpeedFan. Keep a space between them if at all possible and keep that air flow going. Amir Since I do a lot of video I have learned to cope with that. I use cases with |
#34
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Now about that E6600... The price cuts are a week away. If you were going to spend over $300 for the E6600, wait the week or so and save some cash or maybe get a QX6600 quad core for $5xx instead! I guess it's not a QX6600 but Q6600 as it does not bear the "Extreme" moniker. Anyway, it has a 10 multiplier... I have already seen them down to $275 |
#35
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After much head scratching (I may yet be forced to RTFM) I finally managed to actually CHANGE the CPU speed. The nTune supplied with the motherboard is either buggy or not up-to-date (when I try to run the automatic [ugh] overclock tuning the message 'nTune can only be used with nForce 2 or later motherboards' is displayed. So after setting every thing to manual in the BIOS and keeping EVERY setting to stock except for the frontside bus speed. I set the frontside bus clock to 300 MHz while leaving the PCI/PCI-E bus speed locked and got a CPU speed of 2.7 GHz and a memory bus speed of 1000 MHz. CPU core voltage was stock. Memory voltage was 1.8 VDC, memory timings were stock (the Patriot SLI-ready PC8500 memory has 2.3 VDC in the SLI-ready SPD.) The CPU and chipset fans were set to 100%. Intel boxed-retail heatsink/fan w/ zinc oxide in ester base thermal grease. No case fans were used. The case side was open. *** IDLE Temperatures: Room ambient: 26 C CPU: 31 C System (chipset?): 39 C *** STRESSED temperatures: Room ambient temperature: 26 C CPU: 40 C System (chipset?): 39 C (minimal RAM access?) SiSoft Sandra 2007.4.11.22 CPU arithmetic and multimedia stress test ONLY ONE CPU STRESSED The CPU speed and temperatures were reported by nTune. Anomaly warning: SiSoft Sandra 2007.4.11.22 reported CPU voltage: 2.93 VDC CPU power: 264 Watts and offered Q6300 and Q6400 CPU comparison benchmarks, quite a feat, huh? Phil Weldon Yep......and you ain't even got started yet...........:-) |
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"Phil Weldon" <notdiscosed (AT) example (DOT) com> wrote in message news:JyaUh.3279$3P3.3011 (AT) newsread3 (DOT) news.pas.earthlink.net... | 'Ed Medlin' wrote: || Great temps. With a good case and good airflow, you might even see a || decrease when you close it up. I am not familiar with nTune's stress test, || but you cannot beat those temps if it stressing the CPU. How much noise | are || you hearing with the stock fan and the video card fan? | _____ | | The GPU fan noise is less than that of any other fan, but then I haven't | really stressed the card very much so far. | | Using CPU Burn-In ver 1.1, error checking turned OFF | CPU and chipset fan set to 100% | All case fans OFF; Power Supply fan ON. | | Room air temperature: 27 C | Reported by nVidia System monitor after 10 minutes | CPU temperature: 43 C | System temperature (chipset?): 40 C | | The chipset fan created more noise than the CPU fan. The CPU fan noise was | low frequency and barely audible from 1 meter even with the case open, MUCH | less noise than a Zalman 'flower' type fan/heatsink. | The chipset fan created a high pitched noise. | | CPU Burn-In seems to stress only one CPU. | | SiSoft Sandra 2007 claimed to detect five temperature sensors, but would not | show readings. | | nVidia System Monitor reports only three readings; CPU, System, GPU. I | think System temperature may be chipset temperature. | | I installed a PCI ATA IDE card (Silicon Image SD-ATA133R). It is | incompatible somehow with the system. It installs ok, but the system hangs | darning boot-up if a drive is connected, does not hang if no drive is | connected. The website indicates such a problem may exist if you do not set | up a RAID. The directions for solving the problem don't make any sense. | | The controller card problem and the seeming lack of good stress tests and | complete temperature monitoring mean I'm not having any overclocking fun | right now, so I am going to concentrate on installing and customizing all | the software. | | Any suggestions on dual CPU stress tests and 680i motherboard temperature | monitoring will be greatly appreciated. | | Phil Weldon | | | "Ed Medlin" <ed (AT) edmedlin (DOT) com> wrote in message | news:b75Uh.14802$JZ3.13154 (AT) newssvr13 (DOT) news.prodigy.net... || || "Phil Weldon" <notdiscosed (AT) example (DOT) com> wrote in message || news:ZtTTh.21125$PL.9081 (AT) newsread4 (DOT) news.pas.earthlink.net... || > Early temperatures from my E4300 / EVGA 680i / EVGA 8800 GTS / Patriot || > PC8500 SLI ready memory: || || > After 10 minutes of the nTune stress test (all components) the end || > temperatures were || > CPU: 37 C || > System: 34 C || > GPU: 50 C. || || > The side of the case was open and the air temperature was 23 C. || || > All settings were stock. Memory settings (from the SPD) were 1066 MHz | bus || > speed and 2.3 volts. || > Voltage: 2.3 VDC. || || > At this point I have no idea what the stress test includes, and how fan || > speed control works - in the BIOS I had set the fan speeds to manual and || > to || > 100%, but the CPU fan speed at the end of the 10 minute stress test was || > more || > than twice the CPU fan speed reported by the BIOS with the 100% manual || > setting. || || > At the moment only Windows XP Pro (without service packs and updates) | plus || > nVidia drivers are installed. || || > Now I need to read enough to understand how to use the stress test and || > interpret the results. || || > Phil Weldon || || || Great temps. With a good case and good airflow, you might even see a || decrease when you close it up. I am not familiar with nTune's stress test, || but you cannot beat those temps if it stressing the CPU. How much noise | are || you hearing with the stock fan and the video card fan? || || Ed || || | | |
#36
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I have already seen them down to $275 |
#37
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**** Intel E4300 @ 3 GHz, 1333 MHz FSB, 1066 memory bus (1.41 VDC CPU core, 1.80 VDC memory) The CPU and chipset fans were set to 100%. Intel boxed-retail heatsink/fan w/ zinc oxide in ester base thermal grease. No case fans were used. The case side was open. nVidia Control Panel Stability Test 'Verify the stability of the following' (settings) CPU Memory PCI-E bus GPU IDLE Temperatures: Room ambient: 21 C CPU: 32 C System (chipset?): 36 C GPU: 52 C Stability Test temperatures, 6 hour run Room ambient temperature: 21 C CPU: 47 C |
#38
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Ed Medlin wrote: I have already seen them down to $275 That would be for the dual core, not the quad core, I presume. I'd guess they're trying to cut their losses... That is for the E6600. The QX6700 and above Extreme quad is not coming down |
#39
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The QX6700 and above Extreme quad is not coming down in price by very big margins as the Core 2 Duos are. Intel's price drops are focused on the mid and lower range processors and not a lot on the higher end. |
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They are going to release some new versions of the Quad cores, but I don't have a clue as to when. |
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They are supposed to fall into the price range of the E6xxx series' of processors as their prices come down. I am mainly interested in the larger cache and possible perfomance gain of overclocking the E6600. |
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I know that the lower fsb of the E4xxx and lower would probably give a better % of overclockability, but I am looking more at getting more performance rather than just raw MHZ. |
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I presently have an I630 3.0ghz running at 3.6 and it is ok, but the E6600 outperforms it even at stock speeds in every bench I have seen (and this sucker has always been a hot one..:-). |
#40
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'Fishface' wrote: | That temperature seems mighty low for a fully loaded dual core at 3 GHz | with stock cooling, especially at that voltage. Did you try the Orthos to | which I linked? That essentially runs an instance of Prime 95 torture test | on each core. | | How fast is your fan turning? My stock Intel HSF that came with the | E6400 doesn't ever turn faster than around 1700 RPM, for some | reason. I even tried shorting pin 4 (PWM) to 12v as suggested by | someone, and it still turned at 1700. To its credit, it is at least quiet. | I too was surprised by the low CPU temperatures, but it was the nVidia Stability test. I have downloaded the Orthos test you suggested, but haven't installed it yet - I don't have antivirus/antimalware protection installed on the system, and I don't want to network it until I do. The trouble with the PCI IDE card prevents me from easily transferring the downloads, but I just got a USB 2.0 outboard enclosure for the 300 GByte drive that has all my documents and downloads. I should be installing Orthos soon, and will post a report. After than I am going to take two steps back and try to figure out what the EVGA 680i motherboard BIOS will do 'behind your back.' Also I need to find a better way to keep track of temperatures, voltages, and fan speeds; some reading I can't get, some seem unreliable, and none are as convenient as Motherboard Monitor (which unfortunately is no longer being maintained or updated.) I have seen CPU fan speed as low as 1100 rpm and as high as 1800 rpm. I just have no confidence that is real. I also notice that the EVGA 8800 GTS fan is VERY slow, perhaps only a few hundred rpm. It is very quiet and seemingly handles the power dissipation of the nVidia Stability test with a GPU temperature of 35 to 40 C above ambient. More later. Phil Weldon "Fishface" <invalid (AT) ddress (DOT) ok?> wrote in message news:g%vUh.932$Qp.347 (AT) trnddc07 (DOT) .. | Phil Weldon wrote: | > **** Intel E4300 @ 3 GHz, 1333 MHz FSB, 1066 memory bus | > (1.41 VDC CPU core, 1.80 VDC memory) | | > The CPU and chipset fans were set to 100%. | > Intel boxed-retail heatsink/fan w/ zinc oxide in ester base thermal grease. | > No case fans were used. | > The case side was open. | | > nVidia Control Panel Stability Test | > 'Verify the stability of the following' (settings) | > CPU | > Memory | > PCI-E bus | > GPU | | | | > IDLE Temperatures: | > Room ambient: 21 C | > CPU: 32 C | > System (chipset?): 36 C | > GPU: 52 C | > Stability Test temperatures, 6 hour run | > Room ambient temperature: 21 C | > CPU: 47 C | | That temperature seems mighty low for a fully loaded dual core at 3 GHz | with stock cooling, especially at that voltage. Did you try the Orthos to | which I linked? That essentially runs an instance of Prime 95 torture test | on each core. | | How fast is your fan turning? My stock Intel HSF that came with the | E6400 doesn't ever turn faster than around 1700 RPM, for some | reason. I even tried shorting pin 4 (PWM) to 12v as suggested by | someone, and it still turned at 1700. To its credit, it is at least quiet. | | | |
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